diff --git a/src/MNH/blowsnow.f90 b/src/MNH/blowsnow.f90
new file mode 100644
index 0000000000000000000000000000000000000000..0c8943d036df28375d3bac85b262b04829b875f3
--- /dev/null
+++ b/src/MNH/blowsnow.f90
@@ -0,0 +1,255 @@
+!MNH_LIC Copyright 1994-2018 CNRS, Meteo-France and Universite Paul Sabatier
+!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
+!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!MNH_LIC for details. version 1.
+! ########################
+ MODULE MODI_BLOWSNOW
+! ########################
+!
+!
+INTERFACE
+!
+ SUBROUTINE BLOWSNOW(HLBCX,HLBCY,PTSTEP,KRR,PPABST,PTHT,PRT,PZZ,PRHODREF, &
+ PRHODJ,PEXNREF,PRS,PTHS,PSVT,PSVS,PSNWSUBL3D)
+!
+CHARACTER(LEN=4), DIMENSION(2), INTENT(IN) :: HLBCX,HLBCY ! X and Y-direc. LBC type
+REAL, INTENT(IN) :: PTSTEP ! Time step :XTSTEP in namelist
+INTEGER, INTENT(IN) :: KRR ! Number of moist variables
+!
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PPABST ! abs. pressure at time t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PTHT ! Theta at time t
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT):: PRT ! Moist variable at time t
+
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PZZ ! Height (z)
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRHODREF! Reference dry air density
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRHODJ !Dry density * Jacobian
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PEXNREF ! Reference Exner function
+
+REAL, DIMENSION(:,:,:), INTENT(INOUT) :: PTHS ! Theta source
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PRS ! Moist variable sources
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVT ! Scalar variable at time t
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVS ! Scalar variable sources
+
+REAL, DIMENSION(:,:,:), INTENT(INOUT) :: PSNWSUBL3D ! Blowing snow sublimation profile
+!
+END SUBROUTINE BLOWSNOW
+!
+END INTERFACE
+END MODULE MODI_BLOWSNOW
+!
+! ######################################################################
+ SUBROUTINE BLOWSNOW(HLBCX,HLBCY,PTSTEP,KRR,PPABST,PTHT,PRT,PZZ,PRHODREF, &
+ PRHODJ,PEXNREF,PRS,PTHS,PSVT,PSVS,PSNWSUBL3D)
+! ######################################################################
+! ##########################################################################
+!
+!!
+!! PURPOSE
+!! -------
+!! The purpose of this routine is to compute the evolution of blowing snow
+!: particles in Meso-NH and the related variables in Canopy
+!!
+!!
+!!** METHOD
+!! ------
+!!
+!! EXTERNAL
+!! --------
+!! Subroutine BLOWSNOW_VELGRAV: Computes settling velocity of blown snow
+! particles
+!! Subroutine SUBL_BLOWSNOW : Computes sublimation of blown snow
+!! particles
+!! Subroutine SEDIM_BLOWSNOW : Computes sedimentation of blown snow
+!! particles
+!!
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!!
+!! REFERENCE
+!! ---------
+!!
+!! Vionnet, V., Martin, E., Masson, V., Guyomarc’h, G., Naaim-Bouvet, F., Prokop, A.,
+!! Durand, Y. and Lac, C. :
+!! Simulation of wind-induced snow transport and sublimation in alpine terrain
+!! using a fully coupled snowpack/atmosphere model, The Cryosphere, 8, 395-415, 2014
+!!
+!! AUTHOR
+!! ------
+!! V. Vionnet * CNRM/GAME*
+!!
+!! MODIFICATIONS
+!! -------------
+!! Original 10/10/11
+!! Implementation in MNH 53 07/2017
+!
+!* 0. DECLARATIONS
+!
+USE MODE_ll
+!
+USE MODD_NSV
+USE MODD_PARAMETERS
+USE MODD_BLOWSNOW_n
+USE MODD_BLOWSNOW
+!
+USE MODI_SUBL_BLOWSNOW
+USE MODI_SEDIM_BLOWSNOW
+USE MODI_BLOWSNOW_VELGRAV
+!
+IMPLICIT NONE
+!
+!* 0.1 Declarations of dummy arguments :
+!
+!
+!
+CHARACTER(LEN=4), DIMENSION(2), INTENT(IN) :: HLBCX,HLBCY ! X and Y-direc. LBC type
+REAL, INTENT(IN) :: PTSTEP ! Time step :XTSTEP in namelist
+INTEGER, INTENT(IN) :: KRR ! Number of moist variables
+!
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PPABST ! abs. pressure at time t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PTHT ! Theta at time t
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT):: PRT ! Moist variable at time t
+
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PZZ ! Height (z)
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRHODREF! Reference dry air density
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRHODJ !Dry density * Jacobian
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PEXNREF ! Reference Exner function
+
+REAL, DIMENSION(:,:,:), INTENT(INOUT) :: PTHS ! Theta source
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PRS ! Moist variable sources
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVT ! Scalar variable at time t
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVS ! Scalar variable sources
+
+REAL, DIMENSION(:,:,:), INTENT(INOUT) :: PSNWSUBL3D ! Blowing snow sublimation profile
+!
+!
+!* 0.2 Declarations of local variables :
+!
+INTEGER :: JRR,JSV ! Loop index for the moist and scalar variables
+INTEGER :: IIB ! Define the physical domain
+INTEGER :: IIE !
+INTEGER :: IJB !
+INTEGER :: IJE !
+INTEGER :: IKB !
+INTEGER :: IKE !
+
+REAL, DIMENSION(:,:,:,:), ALLOCATABLE :: ZSVT ! scalar variable for microphysics only
+REAL, DIMENSION(:,:,:,:), ALLOCATABLE :: ZSVS ! scalar tendency for microphysics only
+REAL, DIMENSION(:,:,:,:), ALLOCATABLE :: ZVGK ! settling velocity for blowing snow variables
+!------------------------------------------------------------------------------
+!
+!* 1. PRELIMINARY COMPUTATIONS
+! ------------------------
+!
+IIB=1+JPHEXT
+IIE=SIZE(PZZ,1) - JPHEXT
+IJB=1+JPHEXT
+IJE=SIZE(PZZ,2) - JPHEXT
+IKB=1+JPVEXT
+IKE=SIZE(PZZ,3) - JPVEXT
+
+
+ALLOCATE(ZSVT(SIZE(PZZ,1),SIZE(PZZ,2),SIZE(PZZ,3),NSV_SNWEND - NSV_SNWBEG + 1))
+ALLOCATE(ZSVS(SIZE(PZZ,1),SIZE(PZZ,2),SIZE(PZZ,3),NSV_SNWEND - NSV_SNWBEG + 1))
+ALLOCATE(ZVGK(SIZE(PZZ,1),SIZE(PZZ,2),SIZE(PZZ,3),NSV_SNWEND - NSV_SNWBEG + 1))
+
+ZSVT = PSVT(:,:,:,NSV_SNWBEG:NSV_SNWEND)
+ZSVS = PSVS(:,:,:,NSV_SNWBEG:NSV_SNWEND)
+ZVGK = 0.
+!
+!* 2. TRANSFORMATION INTO PHYSICAL TENDENCIES
+! ---------------------------------------
+!
+PTHS(:,:,:) = PTHS(:,:,:) / PRHODJ(:,:,:)
+DO JRR = 1,KRR
+ PRS(:,:,:,JRR) = PRS(:,:,:,JRR) / PRHODJ(:,:,:)
+END DO
+
+DO JSV = 1,SIZE(ZSVS,4)
+ ZSVS(:,:,:,JSV) = ZSVS(:,:,:,JSV) / PRHODJ(:,:,:)
+END DO
+
+!
+! complete the vertical boundaries
+!
+PTHS(:,:,IKB-1) = PTHS(:,:,IKB)
+PTHS(:,:,IKE+1) = PTHS(:,:,IKE)
+!
+PRS(:,:,IKB-1,1) = PRS(:,:,IKB,1)
+PRS(:,:,IKE+1,1) = PRS(:,:,IKE,1)
+PRS(:,:,IKB-1,2:) = 0.0
+PRS(:,:,IKE+1,2:) = 0.0
+!
+PRT(:,:,IKB-1,1) = PRT(:,:,IKB,1)
+PRT(:,:,IKE+1,1) = PRT(:,:,IKE,1)
+PRT(:,:,IKB-1,2:) = 0.0
+PRT(:,:,IKE+1,2:) = 0.0
+!
+ZSVS(:,:,IKB-1,:) = 0.0
+ZSVS(:,:,IKE+1,:) = 0.0
+ZSVT(:,:,IKB-1,:) = 0.0
+ZSVT(:,:,IKE+1,:) = 0.0
+!
+!------------------------------------------------------------------------------
+!
+!* 3. Settling velocity
+! ------------------------
+!
+! Compute number-averaged and mass-averaged settling velocity. Used later for:
+! - sublimation as ventilation velocity
+! - sedimentation
+!
+CALL BLOWSNOW_VELGRAV(ZSVT(:,:,1:IKE+1,:),PTHT(:,:,1:IKE+1), &
+ PPABST(:,:,1:IKE+1), &
+ PRHODREF(:,:,1:IKE+1),ZVGK(:,:,1:IKE+1,:))
+
+!------------------------------------------------------------------------------
+!
+!* 4. Sublimation (optional)
+! ------------------------
+!
+IF(LSNOWSUBL) THEN
+! Initialize blowing snow sublimation profile
+ PSNWSUBL3D(:,:,:) = 0.
+! Compute sublimation for MNH levels
+ CALL SUBL_BLOWSNOW(PZZ, PRHODJ,PRHODREF, PEXNREF, PPABST, &
+ PTHT, PRT(:,:,:,1), PRT(:,:,:,2),PRT(:,:,:,3), &
+ PRT(:,:,:,4), PRT(:,:,:,5),PRT(:,:,:,6), &
+ ZSVT,PTHS,PRS(:,:,:,1),ZSVS,PSNWSUBL3D,ZVGK(:,:,:,2) )
+END IF
+!------------------------------------------------------------------------------
+!
+!* 5. Sedimentation
+! ------------------------
+!
+CALL SEDIM_BLOWSNOW(PTHT(IIB:IIE,IJB:IJE,IKB:IKE), PTSTEP,&
+ PRHODREF(IIB:IIE,IJB:IJE,IKB:IKE), &
+ PPABST(IIB:IIE,IJB:IJE,IKB:IKE), &
+ PZZ(IIB:IIE,IJB:IJE,IKB:IKE+1), &
+ ZSVT(IIB:IIE,IJB:IJE,IKB:IKE,:), &
+ ZSVS(IIB:IIE,IJB:IJE,IKB:IKE,:),ZVGK(IIB:IIE,IJB:IJE,IKB:IKE,:))
+!
+!-------------------------------------------------------------------------------
+!
+!
+!* 6. SWITCH BACK TO THE PROGNOSTIC VARIABLES
+! ---------------------------------------
+!
+PTHS(:,:,:) = PTHS(:,:,:) * PRHODJ(:,:,:)
+!
+DO JRR = 1,KRR
+ PRS(:,:,:,JRR) = PRS(:,:,:,JRR) * PRHODJ(:,:,:)
+END DO
+
+DO JSV = 1,SIZE(ZSVS,4)
+ PSVS(:,:,:,JSV+NSV_SNWBEG-1) = ZSVS(:,:,:,JSV) * PRHODJ(:,:,:)
+END DO
+DO JSV = NSV_SNWBEG, NSV_SNWEND
+ PSVT(:,:,:,JSV) = PSVS(:,:,:,JSV) * PTSTEP / PRHODJ(:,:,:)
+END DO
+
+
+DEALLOCATE(ZSVS)
+DEALLOCATE(ZSVT)
+
+END SUBROUTINE BLOWSNOW
diff --git a/src/MNH/blowsnow_velgrav.f90 b/src/MNH/blowsnow_velgrav.f90
new file mode 100644
index 0000000000000000000000000000000000000000..7909543a65855312a454b8fbe1f1f411fd44d72d
--- /dev/null
+++ b/src/MNH/blowsnow_velgrav.f90
@@ -0,0 +1,366 @@
+!MNH_LIC Copyright 1994-2018 CNRS, Meteo-France and Universite Paul Sabatier
+!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
+!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!MNH_LIC for details. version 1.
+!-----------------------------------------------------------------
+!! ##############################
+ MODULE MODI_BLOWSNOW_VELGRAV
+!! ##############################
+!!
+INTERFACE
+!!
+SUBROUTINE BLOWSNOW_VELGRAV(PSVT, PTHT, PABST,PRHODREF,PVGK)
+IMPLICIT NONE
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVT ! Blowing snow concentration
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PTHT, PABST, PRHODREF
+REAL, DIMENSION(:,:,:,:), INTENT(OUT) :: PVGK
+END SUBROUTINE BLOWSNOW_VELGRAV
+!!
+END INTERFACE
+!!
+END MODULE MODI_BLOWSNOW_VELGRAV
+!!
+!! #######################################
+ SUBROUTINE BLOWSNOW_VELGRAV(PSVT, PTHT, PABST, PRHODREF,PVGK)
+!! #######################################
+!!
+!! PURPOSE
+!! -------
+!!
+!! Compute number- and mass-averaged settling velocity for
+!! blowing snow particles based on several methods :
+!! - Mitchell (1996) : numerical integration assuming spherical
+!! particles (expensive)
+!! - Carrier (1953) and Dover (1993) : numerical integration (expensive)
+!! - look-up table based on Carrier (1953) depending on mean radius and
+!! pressure
+!! - None : assume no settling velocity
+!!
+!! REFERENCE
+!! ---------
+!!
+!! Mitchell (1996) : Use of mass- and area-dimensionla power laws for
+!! determining precipitation particle terminal velocities, JAS,
+!! 53(12),1710-1723
+!! Carrier, C. : On Slow Viscous Flow, Tech. rep., Office of Naval Research, Contract Nonr-653(00), Brown
+!! University, Providence, RI, 1953.
+!! Dover, S. : Numerical Modelling of Blowing Snow, Ph.D. thesis, University of Leeds, U.K., 1993.
+!!
+!! AUTHOR
+!! ------
+!! V. Vionnet (CNRM/GMME/MOSAYC)
+!!
+!! MODIFICATIONS
+!! -------------
+!!
+!!
+!-----------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+! ------------
+!
+USE MODD_BLOWSNOW
+USE MODD_BLOWSNOW_n
+USE MODD_CSTS_BLOWSNOW
+USE MODI_GAMMA
+USE MODI_GAMMA_INC
+USE MODI_GAMMA_INC_LOW
+USE MODE_BLOWSNOW_SEDIM_LKT
+USE MODE_BLOWSNOW_PSD
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVT ! Blowing snow concentration
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PTHT, PABST, PRHODREF
+REAL, DIMENSION(:,:,:,:), INTENT(OUT) :: PVGK
+!
+!* 0.2 declaration of local variables
+!
+REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3)) :: ZTEMP,ZMU
+REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3)) :: ZRG, ZBETA,ZMOB
+
+REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3)) :: ZR1,ZR2
+REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3)) :: ZAM1,ZAM2,ZAM3
+REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3)) :: ZAA, ZBB
+INTEGER, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3)) :: NMAX
+INTEGER :: ZNUM_EXP,ZMAS_EXP
+REAL :: ZGAM,ZVEL_CARRIER,ZR
+REAL :: ZW_M0,ZW_M3
+REAL :: ZSUM_VEL_M0,ZSUM_VEL_M3,ZSUM_M3,ZSUM_M0
+REAL :: ZDELTAR
+REAL :: ZGAM_BM1,ZGAM_BM2,ZGAM_BM3,ZGAMB
+REAL :: ZGAM_BM1B,ZGAM_BM2B,ZGAM_BM3B
+INTEGER :: JI,JJ,JK,II !Loop counter
+LOGICAL :: LNONEFFICIENT
+!
+
+ZDELTAR = 1e-6 ! Bin size (m)
+
+ZGAM = GAMMA(XALPHA_SNOW)
+
+!
+!-----------------------------------------------------------------
+!
+!* 2. compute BETA and RG
+!
+CALL PPP2SNOW(PSVT, PRHODREF, PBET3D=ZBETA, PRG3D=ZRG)
+!
+!-----------------------------------------------------------------
+!
+!* 3. compute temperature and kinematic viscosity
+!
+! Temperature
+ZTEMP(:,:,:)=PTHT(:,:,:)*(PABST(:,:,:)/XP00)**(XRD/XCPD)
+!
+! Sutherland's equation for kinematic viscosity
+ZMU(:,:,:)=1.8325d-5*416.16/(ZTEMP(:,:,:)+120)*(ZTEMP(:,:,:)/296.16)*SQRT(ZTEMP(:,:,:)/296.16)/PRHODREF(:,:,:)
+!
+!-----------------------------------------------------------------
+!
+!* 4. compute number and mass-averaged settling velocity
+!
+IF(CSNOWSEDIM=='NONE') THEN ! No sedimentation
+DO JI=1,SIZE(PSVT,1)
+ DO JJ=1,SIZE(PSVT,2)
+ DO JK=1,SIZE(PSVT,3)
+ PVGK(JI,JJ,JK,1)= 0.
+ PVGK(JI,JJ,JK,2)= 0.
+! PVGK(JI,JJ,JK,3)= 0.
+ ENDDO
+ ENDDO
+ENDDO
+END IF
+
+IF(CSNOWSEDIM=='MITC') THEN ! Sedimentation following Mitchell (1996)
+
+LNONEFFICIENT = .FALSE.
+
+IF(LNONEFFICIENT) THEN
+
+ZGAMB = GAMMA(XALPHA_SNOW+3)
+ZGAM_BM1 = GAMMA(3*XBM1-1+XALPHA_SNOW)
+ZGAM_BM2 = GAMMA(3*XBM2-1+XALPHA_SNOW)
+ZGAM_BM3 = GAMMA(3*XBM3-1+XALPHA_SNOW)
+ZGAM_BM1B = GAMMA(3*XBM1+2+XALPHA_SNOW)
+ZGAM_BM2B = GAMMA(3*XBM2+2+XALPHA_SNOW)
+ZGAM_BM3B = GAMMA(3*XBM3+2+XALPHA_SNOW)
+
+ ! Compute limit radius for integration of Mitchell's formulation
+ZR1(:,:,:)=RLIM(ZMU,PRHODREF,XBESTL_1)
+ZR2(:,:,:)=RLIM(ZMU,PRHODREF,XBESTL_2)
+ ! Compute parameter avr for integration of Mitchell's formulation
+ZAM1(:,:,:)=AVR(XAM1,XBM1,PRHODREF,ZMU)
+ZAM2(:,:,:)=AVR(XAM2,XBM2,PRHODREF,ZMU)
+ZAM3(:,:,:)=AVR(XAM3,XBM3,PRHODREF,ZMU)
+
+DO JI=1,SIZE(PSVT,1)
+ DO JJ=1,SIZE(PSVT,2)
+ DO JK=1,SIZE(PSVT,3)
+!Number weighted terminal velocity
+ PVGK(JI,JJ,JK,1)=(ZBETA(JI,JJ,JK)**(3*XBM1-1)*ZAM1(JI,JJ,JK)*ZGAM_BM1* &
+ GAMMA_INC(3*XBM1-1+XALPHA_SNOW,ZR1(JI,JJ,JK)/ZBETA(JI,JJ,JK)) + &
+ ZBETA(JI,JJ,JK)**(3*XBM2-1)*ZAM2(JI,JJ,JK)*ZGAM_BM2* &
+ (GAMMA_INC(3*XBM2-1+XALPHA_SNOW,ZR2(JI,JJ,JK)/ZBETA(JI,JJ,JK))- &
+ GAMMA_INC(3*XBM2-1+XALPHA_SNOW,ZR1(JI,JJ,JK)/ZBETA(JI,JJ,JK)))+ &
+ ZBETA(JI,JJ,JK)**(3*XBM3-1)*ZAM3(JI,JJ,JK)*ZGAM_BM3* &
+ (1.-GAMMA_INC(3*XBM3-1+XALPHA_SNOW,ZR2(JI,JJ,JK)/ZBETA(JI,JJ,JK))))/ZGAM
+!Mass weighted terminal velocity
+ PVGK(JI,JJ,JK,2)=(ZBETA(JI,JJ,JK)**(3*XBM1-1)*ZAM1(JI,JJ,JK)*ZGAM_BM1B* &
+ GAMMA_INC(3*XBM1+2+XALPHA_SNOW,ZR1(JI,JJ,JK)/ZBETA(JI,JJ,JK)) + &
+ ZBETA(JI,JJ,JK)**(3*XBM2-1)*ZAM2(JI,JJ,JK)*ZGAM_BM2B* &
+ (GAMMA_INC(3*XBM2+2+XALPHA_SNOW,ZR2(JI,JJ,JK)/ZBETA(JI,JJ,JK))- &
+ GAMMA_INC(3*XBM2+2+XALPHA_SNOW,ZR1(JI,JJ,JK)/ZBETA(JI,JJ,JK)))+ &
+ ZBETA(JI,JJ,JK)**(3*XBM3-1)*ZAM3(JI,JJ,JK)*ZGAM_BM3B* &
+ (1.-GAMMA_INC(3*XBM3+2+XALPHA_SNOW,ZR2(JI,JJ,JK)/ZBETA(JI,JJ,JK))))/ZGAMB
+ !Mass weighted terminal velocity for mobility index
+! PVGK(JI,JJ,JK,3)= PVGK(JI,JJ,JK,2)
+ ENDDO
+ ENDDO
+ENDDO
+
+ELSE
+! Fast integration of the incomplete gamma function following Blahak (2010)
+! Blahak U., Efficient approximation of the incomplete gamma function for use
+! in cloud model applications, GMD, 3, 329-336, 2010
+
+ZGAMB = GAMMA(XALPHA_SNOW+3)
+ZGAM_BM3 = GAMMA(3*XBM3-1+XALPHA_SNOW)
+ZGAM_BM3B = GAMMA(3*XBM3+2+XALPHA_SNOW)
+
+ ! Compute limit radius for integration of Mitchell's formulation
+ZR1(:,:,:)=RLIM(ZMU,PRHODREF,XBESTL_1)
+ZR2(:,:,:)=RLIM(ZMU,PRHODREF,XBESTL_2)
+ ! Compute parameter avr for integration of Mitchell's formulation
+ZAM1(:,:,:)=AVR(XAM1,XBM1,PRHODREF,ZMU)
+ZAM2(:,:,:)=AVR(XAM2,XBM2,PRHODREF,ZMU)
+ZAM3(:,:,:)=AVR(XAM3,XBM3,PRHODREF,ZMU)
+
+DO JI=1,SIZE(PSVT,1)
+ DO JJ=1,SIZE(PSVT,2)
+ DO JK=1,SIZE(PSVT,3)
+!Number weighted terminal velocity
+ PVGK(JI,JJ,JK,1)=(ZBETA(JI,JJ,JK)**(3*XBM1-1)*ZAM1(JI,JJ,JK)* &
+ GAMMA_INC_LOW(3*XBM1-1+XALPHA_SNOW,ZR1(JI,JJ,JK)/ZBETA(JI,JJ,JK)) + &
+ ZBETA(JI,JJ,JK)**(3*XBM2-1)*ZAM2(JI,JJ,JK)* &
+ (GAMMA_INC_LOW(3*XBM2-1+XALPHA_SNOW,ZR2(JI,JJ,JK)/ZBETA(JI,JJ,JK))- &
+ GAMMA_INC_LOW(3*XBM2-1+XALPHA_SNOW,ZR1(JI,JJ,JK)/ZBETA(JI,JJ,JK)))+ &
+ ZBETA(JI,JJ,JK)**(3*XBM3-1)*ZAM3(JI,JJ,JK)* &
+ (ZGAM_BM3-GAMMA_INC_LOW(3*XBM3-1+XALPHA_SNOW,ZR2(JI,JJ,JK)/ZBETA(JI,JJ,JK))))/ZGAM
+!Mass weighted terminal velocity
+ PVGK(JI,JJ,JK,2)=(ZBETA(JI,JJ,JK)**(3*XBM1-1)*ZAM1(JI,JJ,JK)* &
+ GAMMA_INC_LOW(3*XBM1+2+XALPHA_SNOW,ZR1(JI,JJ,JK)/ZBETA(JI,JJ,JK)) + &
+ ZBETA(JI,JJ,JK)**(3*XBM2-1)*ZAM2(JI,JJ,JK)* &
+ (GAMMA_INC_LOW(3*XBM2+2+XALPHA_SNOW,ZR2(JI,JJ,JK)/ZBETA(JI,JJ,JK))- &
+ GAMMA_INC_LOW(3*XBM2+2+XALPHA_SNOW,ZR1(JI,JJ,JK)/ZBETA(JI,JJ,JK)))+ &
+ ZBETA(JI,JJ,JK)**(3*XBM3-1)*ZAM3(JI,JJ,JK)* &
+ (ZGAM_BM3B-GAMMA_INC_LOW(3*XBM3+2+XALPHA_SNOW,ZR2(JI,JJ,JK)/ZBETA(JI,JJ,JK))))/ZGAMB
+ !Mass weighted terminal velocity for mobility index
+! PVGK(JI,JJ,JK,3)= PVGK(JI,JJ,JK,2)
+ ENDDO
+ ENDDO
+ENDDO
+
+END IF
+
+END IF
+
+IF(CSNOWSEDIM=='CARR') THEN
+! Settling velocity is computed according to Carrier's drag coofficient.
+! This method is used in other blowing snow model such as PIEKTUK or SNOWSTORM
+! We perfom a numerical integration since no analytical solution exists.
+
+ZAA(:,:,:) = 6.203*ZMU(:,:,:)/2
+ZBB(:,:,:) = 5.516*XRHOLI/(4*PRHODREF(:,:,:))*XG
+NMAX(:,:,:)=GET_INDEX(ZBETA,ZDELTAR)
+
+
+! Exponent used to weight the number-averaged falling speed
+ZNUM_EXP=0.
+! Exponent used to weight the mass-averaged falling speed
+ZMAS_EXP=3.
+
+DO JI=1,SIZE(PSVT,1)
+ DO JJ=1,SIZE(PSVT,2)
+ DO JK=1,SIZE(PSVT,3)
+ ZSUM_M3=0.
+ ZSUM_M0=0.
+ ZSUM_VEL_M0=0.
+ ZSUM_VEL_M3=0.
+ DO II=1,NMAX(JI,JJ,JK)
+ ZR = 1*10**(-6)+(II-0.5)*ZDELTAR
+ ZVEL_CARRIER = - ZAA(JI,JJ,JK)/ZR+((ZAA(JI,JJ,JK)/ZR)**2.+ZBB(JI,JJ,JK)*ZR)**0.5
+ ZW_M0=ZR**(XALPHA_SNOW-1)*exp(-ZR/ZBETA(JI,JJ,JK))/(ZBETA(JI,JJ,JK))**XALPHA_SNOW*ZGAM
+
+ ZW_M3=ZR**ZMAS_EXP*ZW_M0
+ ZW_M0=ZR**ZNUM_EXP*ZW_M0
+
+ ZSUM_M3 = ZSUM_M3+ZW_M3*ZDELTAR
+ ZSUM_M0 = ZSUM_M0+ZW_M0*ZDELTAR
+
+ ZSUM_VEL_M0 = ZSUM_VEL_M0+ ZW_M0*ZVEL_CARRIER*ZDELTAR
+ ZSUM_VEL_M3 = ZSUM_VEL_M3+ ZW_M3*ZVEL_CARRIER*ZDELTAR
+ ENDDO
+ PVGK(JI,JJ,JK,1) = ZSUM_VEL_M0/ZSUM_M0
+ PVGK(JI,JJ,JK,2) = ZSUM_VEL_M3/ZSUM_M3
+ !PVGK(JI,JJ,JK,3) = PVGK(JI,JJ,JK,2)
+ ENDDO
+ ENDDO
+ENDDO
+
+END IF
+
+
+IF(CSNOWSEDIM=='TABC') THEN
+! Sedimentation of snow particles is computed according to Carrier's drag coofficient.
+! To reduce computational time; look-up tables are used. They depend on the
+! average radius and the pressure (interpolation)
+CALL BLOWSNOW_SEDIM_LKT(ZRG,PABST,PVGK)
+END IF
+
+
+CONTAINS
+
+FUNCTION RLIM(PMU,PRHODREF,PBEST_LIM) RESULT(PRLIM)
+!
+!! PURPOSE
+!! -------
+! Calculate the radius of a sperical particle for a given Best Number
+!
+!
+USE MODD_CSTS_BLOWSNOW, ONLY : XRHOLI,XG
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRHODREF ! (kg/m3)
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PMU ! (m2/s)
+REAL, INTENT(IN) :: PBEST_LIM! (-)
+
+!
+REAL, DIMENSION(SIZE(PMU,1),SIZE(PMU,2),SIZE(PMU,3)) :: PRLIM ! (m)
+!
+PRLIM(:,:,:)=(3./32.*PRHODREF(:,:,:)/(XRHOLI*XG)*PMU(:,:,:)**2.*PBEST_LIM)**0.333333333
+
+END FUNCTION RLIM
+
+FUNCTION AVR(PARE,PBRE,PRHODREF,PMU) RESULT(PAVR)
+!
+!! PURPOSE
+!! -------
+! Calculate the parameter av_r in KC02 formulation (Eq. 3.1)
+!
+!
+USE MODD_CSTS_BLOWSNOW, ONLY : XRHOLI,XG
+
+
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+REAL, INTENT(IN) :: PARE ! (-)
+REAL, INTENT(IN) :: PBRE ! (-)
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRHODREF ! (kg/m3)
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PMU ! (m2/s)
+
+!
+REAL, DIMENSION(SIZE(PMU,1),SIZE(PMU,2),SIZE(PMU,3)) :: PAVR ! (-)
+!
+
+
+PAVR(:,:,:)=2.**(3.*PBRE-1.)*PARE*PMU(:,:,:)**(1.-2.*PBRE)*(4./3.*XRHOLI/PRHODREF(:,:,:)*XG)**PBRE
+
+END FUNCTION AVR
+
+FUNCTION GET_INDEX(PBETA,PDELTAR) RESULT(KMAX)
+!
+!! PURPOSE
+!! -------
+! Calculate the upper index in numerical integration of Carrier's formulation
+! Index equals to 5* mean radius
+!
+!
+USE MODD_BLOWSNOW, ONLY : XALPHA_SNOW
+
+
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+REAL, INTENT(IN) :: PDELTAR ! (-)
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PBETA ! (kg/m3)
+
+!
+INTEGER, DIMENSION(SIZE(PBETA,1),SIZE(PBETA,2),SIZE(PBETA,3)) :: KMAX ! (-)
+!
+
+KMAX(:,:,:)=int(PBETA(:,:,:)*XALPHA_SNOW*5/PDELTAR)
+
+
+END FUNCTION GET_INDEX
+
+END SUBROUTINE BLOWSNOW_VELGRAV
diff --git a/src/MNH/gamma_inc_low.f90 b/src/MNH/gamma_inc_low.f90
new file mode 100644
index 0000000000000000000000000000000000000000..177b85c3826a26f1af0def60c055f62647b03d35
--- /dev/null
+++ b/src/MNH/gamma_inc_low.f90
@@ -0,0 +1,134 @@
+!MNH_LIC Copyright 1994-2018 CNRS, Meteo-France and Universite Paul Sabatier
+!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
+!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!MNH_LIC for details. version 1.
+!####################
+MODULE MODI_GAMMA_INC_LOW
+!####################
+!
+INTERFACE
+!
+FUNCTION GAMMA_INC_LOW(PA,PX) RESULT(PGAMMA_INC_LOW)
+REAL, INTENT(IN) :: PA
+REAL, INTENT(IN) :: PX
+REAL :: PGAMMA_INC_LOW
+END FUNCTION GAMMA_INC_LOW
+!
+END INTERFACE
+!
+END MODULE MODI_GAMMA_INC_LOW
+! #############################################
+ FUNCTION GAMMA_INC_LOW(PA,PX) RESULT(PGAMMA_INC_LOW)
+! #############################################
+!
+!
+!!**** *GAMMA_INC_LOW * - Generalized gamma function
+!!
+!!
+!! PURPOSE
+!! -------
+! The purpose of this function is to compute the generalized
+!! lower incomplete Gamma function of its argument.
+!!
+!! /X
+!! |
+!! GAMMA_INC_LOW(A,X)= ---- | Z**(A-1) EXP(-Z) dZ with A >0
+!! |
+!! /0
+!!
+!!** METHOD
+!! ------
+!!
+!! EXTERNAL
+!! --------
+!! NONE
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!! MODULE MODI_GAMMA : computation of the Gamma function
+!!
+!! REFERENCE
+!! ---------
+!! U. Blahak : Efficient approximation of the incomplete gamma function for
+!! use in cloud model applications, GMD, 2010
+!!
+!!
+!! AUTHOR
+!! ------
+!! V. Vionnet (CNRM/GMME)
+!!
+!! MODIFICATIONS
+!! -------------
+!! Original 20/09/10
+!
+!* 0. DECLARATIONS
+! ------------
+!
+USE MODI_GAMMA
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments and result
+!
+REAL, INTENT(IN) :: PA
+REAL, INTENT(IN) :: PX
+REAL :: PGAMMA_INC_LOW
+!
+!* 0.2 declarations of local variables
+!
+REAL :: ZP(6), ZQ(4), ZR(4), ZS(5)
+REAL :: ZC(4)
+REAL :: ZWORK
+!
+!* 0.3 initializations of local variables
+!
+ZP(1) = 9.4368392235E-3
+ZP(2) = -1.0782666481E-4
+ZP(3) = -5.8969657295E-6
+ZP(4) = 2.8939523781E-7
+ZP(5) = 1.0043326298E-1
+ZP(6) = 5.5637848465E-1
+
+ZQ(1) = 1.1464706419E-1
+ZQ(2) = 2.6963429121
+ZQ(3) = -2.9647038257
+ZQ(4) = 2.1080724954
+
+ZR(1) = 0.0
+ZR(2) = 1.1428716184
+ZR(3) = -6.6981186438E-3
+ZR(4) = 1.0480765092E-4
+
+ZS(1) = 1.0356711153
+ZS(2) = 2.3423452308
+ZS(3) = -3.6174503174E-1
+ZS(4) = -3.1376557650
+ZS(5) = 2.9092306039
+!
+!* 1 Compute coefficients
+!
+IF( (PX.LT.0.0).OR.(PA.LE.0.0) ) THEN
+ PRINT *,' BAD ARGUMENTS IN GAMMA_INC_LOW'
+!callabortstop
+CALL ABORT
+ STOP
+END IF
+!
+!
+ZC(1) = 1.+ZP(1)*PA+ZP(2)*PA**2+ZP(3)*PA**3+ZP(4)*PA**4+ZP(5)*(EXP(-ZP(6)*PA)-1)
+!
+ZC(2) = ZQ(1) + ZQ(2)/PA + ZQ(3)/PA**2 + ZQ(4)/PA**3
+!
+ZC(3) = ZR(1)+ZR(2)*PA+ZR(3)*PA**2+ZR(4)*PA**3
+!
+ZC(4) = ZS(1) + ZS(2)/PA + ZS(3)/PA**2 + ZS(4)/PA**3 + ZS(5)/PA**4
+!
+!* 2 Compute final results
+!
+ZWORK = 0.5+0.5*TANH(ZC(2)*(PX-ZC(3)))
+
+PGAMMA_INC_LOW = EXP(-PX)* PX**PA * (1./PA +ZC(1)*PX/(PA*(PA+1.))+(ZC(1)*PX)**2/(PA*(PA+1.)*(PA+2.))) &
+ * (1.-ZWORK) + GAMMA(PA)*ZWORK*(1.-ZC(4)**(-PX))
+RETURN
+!
+END FUNCTION GAMMA_INC_LOW
diff --git a/src/MNH/modd_blowsnow.f90 b/src/MNH/modd_blowsnow.f90
new file mode 100644
index 0000000000000000000000000000000000000000..36180eadd60e261aa7b39b19e96edbda940c31f6
--- /dev/null
+++ b/src/MNH/modd_blowsnow.f90
@@ -0,0 +1,80 @@
+!MNH_LIC Copyright 1994-2018 CNRS, Meteo-France and Universite Paul Sabatier
+!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
+!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!MNH_LIC for details. version 1.
+!-----------------------------------------------------------------
+!! ######################
+ MODULE MODD_BLOWSNOW
+!! ######################
+!!
+!! PURPOSE
+!! -------
+!!
+!! Declaration of variables and types for the blowing snow scheme
+!!
+!! METHOD
+!! ------
+!!
+!!
+!! REFERENCE
+!! ---------
+!! Etudes du transport de la neige par le vent en conditions alpines :
+!! Observations et simulations à l'aide d'un modèle couplé atmosphère/
+!! manteau neigeux (Thèse, Uni. Paris Est, 2012)
+!!
+!!
+!! AUTHOR
+!! ------
+!! Vincent Vionnet (CNRM)
+!!
+!!
+!! MODIFICATIONS
+!! -------------
+!!
+!!--------------------------------------------------------------------
+!! DECLARATIONS
+!! ------------
+IMPLICIT NONE
+
+LOGICAL :: LBLOWSNOW = .FALSE. ! switch to active pronostic blowing snow
+!
+INTEGER :: NBLOWSNOW3D = 2 ! Number of blowing snow variables
+! as scalar in Meso-NH. The curent version of the model use two scalars:
+! - Number concentration (#/kg)
+! - Mass concentration (kg/kg)
+
+INTEGER :: NBLOWSNOW_2D = 3 ! Number of 2D blowing snow variables
+! adected in Meso-NH. The curent version of the model advectes three variables:
+! - total number concentration in Canopy
+! - total mass concentration in Canopy
+! - equivalent concentration in the saltation layer
+!
+REAL :: XALPHA_SNOW ! Gamma distribution shape factor
+!
+REAL :: XRSNOW ! Ratio between diffusion coefficient for scalar
+ ! variables and blowing snow variables
+ ! RSNOW = KSCA/KSNOW = 4. (if Redelsperger-Sommeria (1981) used in ini_cturb)
+ ! RSNOW = KSCA/KSNOW = 2.5 ( if Cheng-Canuto-Howard (2002) used in ini_cturb)
+ ! Cheng-Canuto-Howard (2002) is the default in MNH V5.3
+ ! See Vionnet (PhD, 2012, In French) and Vionnet et al (TC, 2014)
+ ! for a complete dicsussion
+CHARACTER(LEN=6),DIMENSION(:),ALLOCATABLE :: CSNOWNAMES
+
+CHARACTER(LEN=6),DIMENSION(2), PARAMETER :: YPSNOW_INI = &
+ (/'SNWM01','SNWM02'/)
+!
+CHARACTER(LEN=6),DIMENSION(3), PARAMETER :: YPBLOWSNOW_2D = &
+ (/'SNWCNU','SNWCMA','SNWCSA' /)
+
+CHARACTER(LEN=4) :: CSNOWSEDIM ! type of formulation for snow
+! sedimentation : MITC : Mitchell (1996)
+! CARR : Carrier's drag coefficient (cf PIEKTUK)
+! TABC : Tabulated values from Carrier's drag coefficient
+! NONE : no seidmentation
+!Minimal mean radius (um)
+REAL :: XINIRADIUS_SNW = 5.e-6
+!Minimum allowed number concentration (#/m3)
+REAL :: XN0MIN_SNW = 1
+!
+!
+END MODULE MODD_BLOWSNOW
diff --git a/src/MNH/modd_blowsnow_sedim_lkt.f90 b/src/MNH/modd_blowsnow_sedim_lkt.f90
new file mode 100644
index 0000000000000000000000000000000000000000..11ef1aff6358242eef03a14f64d3d568e12708f8
--- /dev/null
+++ b/src/MNH/modd_blowsnow_sedim_lkt.f90
@@ -0,0 +1,57 @@
+!MNH_LIC Copyright 1994-2018 CNRS, Meteo-France and Universite Paul Sabatier
+!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
+!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!MNH_LIC for details. version 1.
+!! ########################
+ MODULE MODD_BLOWSNOW_SEDIM_LKT
+!! ########################
+!!
+!! PURPOSE
+!! -------
+!!
+!! Purpose: Contains look up tables for settling velocity of drifitng snow particles
+!! The parameters to be looked up are:
+!! 1) Number-averaged settling velocity
+!! 2) Mass-averaged settling velocity
+!!
+!! All values are pre-calculated using matlab.
+!!
+!!
+!! METHOD
+!! ------
+!!
+!!
+!! REFERENCE
+!! ---------
+!! Based on MODD_DUST_OPT_LKT (Pierre Tulet)
+!!
+!!
+!! AUTHOR
+!! ------
+!! Vincent VIONNET (CNRM)
+!!
+!!
+!! MODIFICATIONS
+!! -------------
+!!
+!!--------------------------------------------------------------------
+!! DECLARATIONS
+!! ------------
+
+ IMPLICIT NONE
+ PUBLIC
+
+ INTEGER, PARAMETER :: NMAX_RADIUS_LKT=196 !Max number of radii in look up tables ()
+ INTEGER, PARAMETER :: NMAX_PRESSURE_LKT=4 !Max number of pressure in lkt
+
+ !Declaration of the look up tables
+ REAL, DIMENSION(NMAX_RADIUS_LKT,NMAX_PRESSURE_LKT) :: XNUMB_SPEED_LKT
+ REAL, DIMENSION(NMAX_RADIUS_LKT,NMAX_PRESSURE_LKT) :: XMASS_SPEED_LKT
+
+ !Declaration of the max and min values taken into account in the tables
+ REAL, PARAMETER :: XRADIUS_LKT_MIN = 5 ![um] smallest number median radius taken into account
+ REAL, PARAMETER :: XRADIUS_LKT_MAX = 200 ![um] largest number median radius taken into account
+ REAL, PARAMETER :: XPRESSURE_LKT_MIN = 45000 ![Pa] smallest pressure coefficient taken into account
+ REAL, PARAMETER :: XPRESSURE_LKT_MAX = 105000 ![Pa] largest pressure coefficient taken into account
+
+END MODULE MODD_BLOWSNOW_SEDIM_LKT
diff --git a/src/MNH/modd_blowsnown.f90 b/src/MNH/modd_blowsnown.f90
new file mode 100644
index 0000000000000000000000000000000000000000..38bf7b9291a25eabec2250b1d72f199952b6acd2
--- /dev/null
+++ b/src/MNH/modd_blowsnown.f90
@@ -0,0 +1,83 @@
+!MNH_LIC Copyright 1994-2018 CNRS, Meteo-France and Universite Paul Sabatier
+!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
+!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!MNH_LIC for details. version 1.
+!-----------------------------------------------------------------
+!! ######################
+ MODULE MODD_BLOWSNOW_n
+!! ######################
+!!
+!! PURPOSE
+!! -------
+!!
+!! declaration of variables and types for the BLOWSNOW scheme
+!!
+!! METHOD
+!! ------
+!!
+!!
+!! REFERENCE
+!! ---------
+!! none
+!!
+!!
+!! AUTHOR
+!! ------
+!! Vincent Vionnet (CNRM)
+!!
+!!
+!! MODIFICATIONS
+!! -------------
+!!
+!!--------------------------------------------------------------------
+!! DECLARATIONS
+!! ------------
+USE MODD_PARAMETERS, ONLY: JPMODELMAX
+IMPLICIT NONE
+
+TYPE BLOWSNOW_t
+!
+LOGICAL :: LSNOWSUBL ! switch to activate blowing snow sublimation
+!
+REAL, DIMENSION(:,:,:), POINTER :: XSNWSUBL3D ! Drifting snow instataneous
+! sublimation rate (kg/m3/s)
+REAL, DIMENSION(:,:,:), POINTER :: XSNWCANO ! Total mass in Canopy at time t
+! (:,:,1) : equivalent number concentration in Canopy (#/kg)
+! (:,:,2) : equivalent mass concentration in Canopy (kg/kg)
+! (:,:,3) : equivalent mass concentration in saltation (kg/kg)
+REAL, DIMENSION(:,:,:), POINTER :: XRSNWCANOS ! Source of (rho*canopy mass) at time t
+
+
+
+END TYPE BLOWSNOW_t
+
+TYPE(BLOWSNOW_t), DIMENSION(JPMODELMAX), TARGET, SAVE :: BLOWSNOW_MODEL
+
+REAL, DIMENSION(:,:,:), POINTER :: XSNWSUBL3D=> NULL()
+REAL, DIMENSION(:,:,:), POINTER :: XSNWCANO=> NULL()
+REAL, DIMENSION(:,:,:), POINTER :: XRSNWCANOS=> NULL()
+
+
+LOGICAL, POINTER :: LSNOWSUBL=>NULL()
+
+CONTAINS
+
+SUBROUTINE BLOWSNOW_GOTO_MODEL(KFROM, KTO)
+INTEGER, INTENT(IN) :: KFROM, KTO
+!
+! Save current state for allocated arrays
+!
+BLOWSNOW_MODEL(KFROM)%XSNWSUBL3D=>XSNWSUBL3D
+BLOWSNOW_MODEL(KFROM)%XSNWCANO=>XSNWCANO
+BLOWSNOW_MODEL(KFROM)%XRSNWCANOS=>XRSNWCANOS
+
+!
+! Current model is set to model KTO
+XSNWSUBL3D=>BLOWSNOW_MODEL(KTO)%XSNWSUBL3D
+XSNWCANO=>BLOWSNOW_MODEL(KTO)%XSNWCANO
+XRSNWCANOS=>BLOWSNOW_MODEL(KTO)%XRSNWCANOS
+
+LSNOWSUBL=>BLOWSNOW_MODEL(KTO)%LSNOWSUBL
+
+END SUBROUTINE BLOWSNOW_GOTO_MODEL
+END MODULE MODD_BLOWSNOW_n
diff --git a/src/MNH/modd_csts_blowsnow.f90 b/src/MNH/modd_csts_blowsnow.f90
new file mode 100644
index 0000000000000000000000000000000000000000..37a709f8c033aea00e6d0a299d1bf373b1139d0e
--- /dev/null
+++ b/src/MNH/modd_csts_blowsnow.f90
@@ -0,0 +1,61 @@
+!MNH_LIC Copyright 1994-2018 CNRS, Meteo-France and Universite Paul Sabatier
+!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
+!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!MNH_LIC for details. version 1.
+!-----------------------------------------------------------------
+! ######################
+ MODULE MODD_CSTS_BLOWSNOW
+! ######################
+!!
+!! PURPOSE
+!! -------
+!!
+!! Declaration of BLOWSNOW constants
+!!
+!! METHOD
+!! ------
+!!
+!!
+!! REFERENCE
+!! ---------
+!! none
+!!
+!!
+!! AUTHOR
+!! ------
+!! V.Vionnet (GMME)
+!!
+!!
+!! MODIFICATIONS
+!! -------------
+!!
+!!--------------------------------------------------------------------
+!! DECLARATIONS
+!! ------------
+!
+USE MODD_CST, ONLY : &
+ XPI & !Definition of pi
+ ,XBOLTZ & ! Boltzman constant
+ ,XRHOLI & ![kg/m3] ice density
+ ,XG & ! Gravity constant
+ ,XP00 & ! Reference pressure
+ ,XMD & ![kg/mol] molar weight of air
+ ,XRD & ! Gaz constant for dry air
+ ,XCPD ! Cpd (dry air)
+!
+IMPLICIT NONE
+!
+ ! Parameters used in Mitchell (96) parameterization for settling velocity
+ REAL,PARAMETER :: XAM1 = 0.04394
+ REAL,PARAMETER :: XAM2 = 0.06049
+ REAL,PARAMETER :: XAM3 = 0.2072
+ REAL,PARAMETER :: XBM1 = 0.970
+ REAL,PARAMETER :: XBM2 = 0.831
+ REAL,PARAMETER :: XBM3 = 0.638
+ REAL,PARAMETER :: XBESTL_1 = 10.0
+ REAL,PARAMETER :: XBESTL_2 = 585.
+ ! Parameters used in Nusselt Number computation
+ REAL,PARAMETER :: XANU = 1.88
+ REAL,PARAMETER :: XBNU = 0.58
+
+END MODULE MODD_CSTS_BLOWSNOW
diff --git a/src/MNH/mode_blowsnow_psd.f90 b/src/MNH/mode_blowsnow_psd.f90
new file mode 100644
index 0000000000000000000000000000000000000000..71298e3319a0ac8cb37f974c727c40f38bc9b7a2
--- /dev/null
+++ b/src/MNH/mode_blowsnow_psd.f90
@@ -0,0 +1,178 @@
+!MNH_LIC Copyright 1994-2018 CNRS, Meteo-France and Universite Paul Sabatier
+!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
+!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!MNH_LIC for details. version 1.
+!-----------------------------------------------------------------
+!! ########################
+ MODULE MODE_BLOWSNOW_PSD
+!! ########################
+!!
+!! PURPOSE
+!! -------
+!! MODULE BLOWSNOW PSD (Particle Size Distribution)
+!! Purpose: Contains subroutines to convert from transported variables (#/kg_{air},kg_{snow}/kg_{air})
+!! to understandable BLOWSNOW variables, e.g. #/m3, kg/m3, sigma, R_{n}
+!!
+!! AUTHOR
+!! ------
+!! Vincent Vionnet (GMME) based on Alf Grini (CNRM/GMEI)
+!!
+!! MODIFICATIONS
+!! -------------
+!!
+!-------------------------------------------------------------------------------
+!
+USE MODD_CSTS_BLOWSNOW !Constants which are important for drifting snow calculations
+USE MODD_BLOWSNOW
+USE MODD_BLOWSNOW_n
+!
+IMPLICIT NONE
+!
+CONTAINS
+!
+!! ############################################################
+ SUBROUTINE PPP2SNOW( &
+ PSVT & !I [ppp] input scalar variables (moment of distribution)
+ , PRHODREF & !I [kg/m3] density of air
+ , PBET3D & !O [m] scale parameter of snow distribution
+ , PRG3D & !O [um] mean radius of snow distribution
+ , PN3D & !O [#/m3] number concentration of snow particles
+ , PMASS3D & !O [kg/m3] mass concentration of snow particles
+ , PMOB3D & !O [-] mobility index
+ ,PM3D & !O BLOWSNOW moments
+ )
+!! ############################################################
+!
+!!
+!! PURPOSE
+!! -------
+!! Translate the two moments M0 and, M3
+!!
+!! REFERENCE
+!! ---------
+!! none
+!!
+!! AUTHOR
+!! ------
+!! Vincent Vionnet based on routine from Pierre TULET (LA)
+!!
+!! MODIFICATIONS
+!! -------------
+!!
+!! EXTERNAL
+!! --------
+!! None
+!!
+ IMPLICIT NONE
+!!
+!-------------------------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+! ------------
+!
+!* 0.1 declarations of arguments
+!
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVT !I [ppp] first moment
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRHODREF !I [kg/m3] density of air
+
+REAL, DIMENSION(:,:,:), OPTIONAL, INTENT(OUT) :: PBET3D !O [-] scale parameter
+REAL, DIMENSION(:,:,:), OPTIONAL, INTENT(OUT) :: PRG3D !O [um] mean radius
+REAL, DIMENSION(:,:,:), OPTIONAL, INTENT(OUT) :: PN3D !O [#/m3] number concentration
+REAL, DIMENSION(:,:,:), OPTIONAL, INTENT(OUT) :: PMASS3D !O [kg_{snw}/m3] mass concentration
+REAL, DIMENSION(:,:,:), OPTIONAL, INTENT(OUT) :: PMOB3D !O [-] mobility index
+REAL, DIMENSION(:,:,:,:), OPTIONAL, INTENT(OUT) :: PM3D !O BLOWSNOW moments
+!
+!
+!* 0.2 declarations local variables
+!
+ REAL,DIMENSION(:,:,:,:), ALLOCATABLE :: ZSV ! [snow particles moment concentration]
+ REAL,DIMENSION(:,:,:,:), ALLOCATABLE :: ZM ! [aerosol units] local array which goes to output later
+ REAL,DIMENSION(:,:,:), ALLOCATABLE :: ZBETA ! [-] standard deviation
+ REAL,DIMENSION(:,:,:), ALLOCATABLE :: ZRG ! [m] number median diameter
+! REAL,DIMENSION(:,:,:), ALLOCATABLE :: ZMOB ! [-] mobility index
+ REAL,DIMENSION(2) :: ZMMIN ! [BLOWSNOW units] minimum values for N and M
+ REAL :: ZRGMIN ! [m] minimum radius accepted
+!
+!-------------------------------------------------------------------------------
+!
+! 1.1 initialisation
+!
+ALLOCATE (ZBETA(SIZE(PSVT,1), SIZE(PSVT,2), SIZE(PSVT,3)))
+ALLOCATE (ZRG(SIZE(PSVT,1), SIZE(PSVT,2), SIZE(PSVT,3)))
+!ALLOCATE (ZMOB(SIZE(PSVT,1), SIZE(PSVT,2), SIZE(PSVT,3)))
+ALLOCATE (ZSV(SIZE(PSVT,1), SIZE(PSVT,2), SIZE(PSVT,3), SIZE(PSVT,4)))
+ALLOCATE (ZM(SIZE(PSVT,1), SIZE(PSVT,2), SIZE(PSVT,3), SIZE(PSVT,4)))
+
+ZSV(:,:,:,:) = MAX(PSVT(:,:,:,:), 1.E-80)
+!Get minimum values possible
+ ZMMIN(1) = XN0MIN_SNW
+ ZRGMIN = XINIRADIUS_SNW
+ ZMMIN(2) = 4*XPI*XRHOLI/3*(ZRGMIN/XALPHA_SNOW)**3.*(XALPHA_SNOW+2)*(XALPHA_SNOW+1)*XALPHA_SNOW*XN0MIN_SNW
+
+!Get number concentration (#/m3) from M0 (#/kg_{air})
+ZM(:,:,:,1)=ZSV(:,:,:,1)*PRHODREF(:,:,:)
+!Get mass concentration (kg_{snow}/m3) from M3 (kg_{snow})/kg_{air})
+ZM(:,:,:,2)=ZSV(:,:,:,2)*PRHODREF(:,:,:)
+!Get mobility index in term of mass concentration (kg_{snow}/m3) from M3 (kg_{snow})/kg_{air})
+!ZM(:,:,:,3)=ZSV(:,:,:,3)*PRHODREF(:,:,:)
+
+
+! Limit concentration to minimum values
+ WHERE ((ZM(:,:,:,1) < ZMMIN(1) ).OR. &
+ (ZM(:,:,:,2) < ZMMIN(2)))
+ ZM(:,:,:,1) = ZMMIN(1)
+ ZM(:,:,:,2) = ZMMIN(2)
+! ZM(:,:,:,3) = 1.2*ZMMIN(2)
+ PSVT(:,:,:,1) = ZM(:,:,:,1)/ PRHODREF(:,:,:)
+ PSVT(:,:,:,2) = ZM(:,:,:,2)/ PRHODREF(:,:,:)
+! PSVT(:,:,:,3) = ZM(:,:,:,3)/ PRHODREF(:,:,:)
+ ENDWHERE
+
+ZBETA(:,:,:)=((3*ZM(:,:,:,2))/(4*XPI*XRHOLI*(XALPHA_SNOW+2)*(XALPHA_SNOW+1)*XALPHA_SNOW*ZM(:,:,:,1)))**(1./3.)
+
+ZRG(:,:,:) = ZBETA(:,:,:)*XALPHA_SNOW
+
+!ZMOB(:,:,:) = ZM(:,:,:,3)/ZM(:,:,:,2)
+
+!Give the beta-values to the passed array
+IF(PRESENT(PBET3D))THEN
+ PBET3D(:,:,:) = ZBETA(:,:,:)
+ENDIF
+
+!Get the mean radius
+IF(PRESENT(PRG3D))THEN
+ PRG3D(:,:,:)= ZRG(:,:,:)
+ENDIF
+
+!Get the mobility index
+!IF(PRESENT(PMOB3D))THEN
+! PMOB3D(:,:,:)= ZMOB(:,:,:)
+!ENDIF
+
+!Get the number concentration
+IF(PRESENT(PN3D))THEN
+ PN3D(:,:,:)= ZM(:,:,:,1)
+ENDIF
+
+!Get the mass concentration
+IF(PRESENT(PMASS3D))THEN
+ PMASS3D(:,:,:)= ZM(:,:,:,2)
+ENDIF
+
+!Get number, mass concentration and mobility index
+IF(PRESENT(PM3D))THEN
+ PM3D(:,:,:,:)= ZM(:,:,:,:)
+ENDIF
+
+
+ DEALLOCATE(ZSV)
+ DEALLOCATE(ZRG)
+ DEALLOCATE(ZBETA)
+ DEALLOCATE(ZM)
+! DEALLOCATE(ZMOB)
+!
+!
+END SUBROUTINE PPP2SNOW
+
+
+END MODULE MODE_BLOWSNOW_PSD
diff --git a/src/MNH/mode_blowsnow_sedim_lkt.f90 b/src/MNH/mode_blowsnow_sedim_lkt.f90
new file mode 100644
index 0000000000000000000000000000000000000000..3279c46c87d2f914af6ac742f8a9470895ee205e
--- /dev/null
+++ b/src/MNH/mode_blowsnow_sedim_lkt.f90
@@ -0,0 +1,1282 @@
+!MNH_LIC Copyright 1994-2018 CNRS, Meteo-France and Universite Paul Sabatier
+!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
+!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!MNH_LIC for details. version 1.
+!-----------------------------------------------------------------
+! ###################
+ MODULE MODE_BLOWSNOW_SEDIM_LKT
+! ###################
+!
+!!
+!! PURPOSE
+!! -------
+!! Contains look up tables for settling velocity of drifitng snow particles
+!! The parameters to be looked up are:
+!! 1) Number-averaged settling velocity
+!! 2) Mass-averaged settling velocity
+!! They depend on the average radius and the pressure (interpolation)
+!!
+!! AUTHOR
+!! ------
+!! Vincent Vionnet (CNRM/GMME)
+!!
+!! MODIFICATIONS
+!! -------------
+!
+!!
+
+ IMPLICIT NONE
+ PUBLIC
+
+CONTAINS
+
+
+! Sedimentation of snow particles is computed according to Carrier's drag coofficient.
+! To reduce computational time; look-up tables are used. They depend on the
+! average radius and the pressure (interpolation)
+
+SUBROUTINE BLOWSNOW_SEDIM_LKT(PRG, & ! Mean radius (m)
+ PABST,& ! Pressure
+ PVGK) ! Number and mass average settling velocity
+
+USE MODD_BLOWSNOW_SEDIM_LKT
+!
+!* 0.1 declarations of arguments
+!
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRG
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PABST
+REAL, DIMENSION(:,:,:,:), INTENT(OUT) :: PVGK
+!
+!* 0.2 declaration of local variables
+!
+REAL, DIMENSION(SIZE(PRG,1),SIZE(PRG,2),SIZE(PRG,3)) :: ZRG, ZPRESSURE
+REAL :: ZIND,ZFACT_RG,ZFACT_PRESSURE
+REAL :: ZV1_MASS,ZV1_NUMB,ZV2_MASS,ZV2_NUMB
+INTEGER :: RG_IDX,PR_IDX
+INTEGER :: JI,JJ,JK,II !Loop counter
+REAL :: M2UM ! Convert m to um
+
+M2UM = 1000000
+
+
+!Remove unphysical values for rg and pressure
+ZRG(:,:,:) = min( max(XRADIUS_LKT_MIN,PRG(:,:,:)*M2UM), XRADIUS_LKT_MAX)
+ZPRESSURE(:,:,:) = min( max(XPRESSURE_LKT_MIN,PABST(:,:,:)), XPRESSURE_LKT_MAX-1.)
+ZFACT_RG = DBLE(NMAX_RADIUS_LKT-1)/(XRADIUS_LKT_MAX-XRADIUS_LKT_MIN)
+ZFACT_PRESSURE = DBLE(NMAX_PRESSURE_LKT-1)/(XPRESSURE_LKT_MAX-XPRESSURE_LKT_MIN)
+
+DO JI=1,SIZE(PRG,1)
+ DO JJ=1,SIZE(PRG,2)
+ DO JK=1,SIZE(PRG,3)
+ !Get the correct indexes for the look up tables
+ RG_IDX = int((ZRG(JI,JJ,JK)-XRADIUS_LKT_MIN)*ZFACT_RG + 1.5)
+ ZIND = (ZPRESSURE(JI,JJ,JK)-XPRESSURE_LKT_MIN)*ZFACT_PRESSURE + 1.
+ PR_IDX = int(ZIND)
+ ZV1_NUMB = XNUMB_SPEED_LKT(RG_IDX,PR_IDX)
+ ZV2_NUMB = XNUMB_SPEED_LKT(RG_IDX,PR_IDX+1)
+ ZV1_MASS = XMASS_SPEED_LKT(RG_IDX,PR_IDX)
+ ZV2_MASS = XMASS_SPEED_LKT(RG_IDX,PR_IDX+1)
+ ! Linear interpolation to get correct values
+ PVGK(JI,JJ,JK,1) = ZV1_NUMB + (ZIND - PR_IDX) * (ZV2_NUMB-ZV1_NUMB)
+ PVGK(JI,JJ,JK,2) = ZV1_MASS + (ZIND - PR_IDX) * (ZV2_MASS-ZV1_MASS)
+ !PVGK(JI,JJ,JK,3) = PVGK(JI,JJ,JK,2)
+ ENDDO
+ ENDDO
+ENDDO
+
+END SUBROUTINE BLOWSNOW_SEDIM_LKT
+
+SUBROUTINE BLOWSNOW_SEDIM_LKT_SET
+
+USE MODD_BLOWSNOW_SEDIM_LKT
+
+IMPLICIT NONE
+
+LOGICAL :: OPIEKTUK
+
+OPIEKTUK=.FALSE.
+
+IF(OPIEKTUK) THEN
+
+XNUMB_SPEED_LKT(1,1:4) = (/0.015056,0.013491,0.012659,0.012142/)
+XMASS_SPEED_LKT(1,1:4) = (/0.026814,0.025878,0.025363,0.025028/)
+
+XNUMB_SPEED_LKT(2,1:4) = (/0.018595,0.017278,0.016572,0.016129/)
+XMASS_SPEED_LKT(2,1:4) = (/0.036750,0.035901,0.035405,0.035061/)
+
+XNUMB_SPEED_LKT(3,1:4) = (/0.023150,0.021999,0.021372,0.020972/)
+XMASS_SPEED_LKT(3,1:4) = (/0.048615,0.047758,0.047209,0.046796/)
+
+XNUMB_SPEED_LKT(4,1:4) = (/0.028622,0.027576,0.026992,0.026605/)
+XMASS_SPEED_LKT(4,1:4) = (/0.062287,0.061322,0.060637,0.060081/)
+
+XNUMB_SPEED_LKT(5,1:4) = (/0.034946,0.033956,0.033378,0.032979/)
+XMASS_SPEED_LKT(5,1:4) = (/0.077657,0.076464,0.075545,0.074760/)
+
+XNUMB_SPEED_LKT(6,1:4) = (/0.042073,0.041092,0.040487,0.040046/)
+XMASS_SPEED_LKT(6,1:4) = (/0.094610,0.093053,0.091783,0.090669/)
+
+XNUMB_SPEED_LKT(7,1:4) = (/0.049963,0.048943,0.048273,0.047759/)
+XMASS_SPEED_LKT(7,1:4) = (/0.113031,0.110950,0.109200,0.107647/)
+
+XNUMB_SPEED_LKT(8,1:4) = (/0.058579,0.057469,0.056693,0.056071/)
+XMASS_SPEED_LKT(8,1:4) = (/0.132797,0.130017,0.127645,0.125534/)
+
+XNUMB_SPEED_LKT(9,1:4) = (/0.067886,0.066631,0.065704,0.064936/)
+XMASS_SPEED_LKT(9,1:4) = (/0.153787,0.150115,0.146970,0.144180/)
+
+XNUMB_SPEED_LKT(10,1:4) = (/0.077848,0.076388,0.075262,0.074306/)
+XMASS_SPEED_LKT(10,1:4) = (/0.175877,0.171111,0.167037,0.163443/)
+
+XNUMB_SPEED_LKT(11,1:4) = (/0.088431,0.086701,0.085324,0.084137/)
+XMASS_SPEED_LKT(11,1:4) = (/0.198946,0.192874,0.187714,0.183195/)
+
+XNUMB_SPEED_LKT(12,1:4) = (/0.099598,0.097531,0.095847,0.094384/)
+XMASS_SPEED_LKT(12,1:4) = (/0.222876,0.215284,0.208884,0.203321/)
+
+XNUMB_SPEED_LKT(13,1:4) = (/0.111314,0.108836,0.106789,0.105003/)
+XMASS_SPEED_LKT(13,1:4) = (/0.247555,0.238228,0.230436,0.223719/)
+
+XNUMB_SPEED_LKT(14,1:4) = (/0.123545,0.120580,0.118111,0.115954/)
+XMASS_SPEED_LKT(14,1:4) = (/0.272876,0.261603,0.252275,0.244297/)
+
+XNUMB_SPEED_LKT(15,1:4) = (/0.136256,0.132725,0.129774,0.127197/)
+XMASS_SPEED_LKT(15,1:4) = (/0.298740,0.285316,0.274314,0.264979/)
+
+XNUMB_SPEED_LKT(16,1:4) = (/0.149412,0.145235,0.141740,0.138697/)
+XMASS_SPEED_LKT(16,1:4) = (/0.325053,0.309281,0.296478,0.285697/)
+
+XNUMB_SPEED_LKT(17,1:4) = (/0.162981,0.158074,0.153975,0.150418/)
+XMASS_SPEED_LKT(17,1:4) = (/0.351731,0.333423,0.318701,0.306394/)
+
+XNUMB_SPEED_LKT(18,1:4) = (/0.176929,0.171209,0.166446,0.162329/)
+XMASS_SPEED_LKT(18,1:4) = (/0.378696,0.357675,0.340926,0.327022/)
+
+XNUMB_SPEED_LKT(19,1:4) = (/0.191225,0.184610,0.179123,0.174402/)
+XMASS_SPEED_LKT(19,1:4) = (/0.405877,0.381980,0.363105,0.347539/)
+
+XNUMB_SPEED_LKT(20,1:4) = (/0.205840,0.198246,0.191977,0.186607/)
+XMASS_SPEED_LKT(20,1:4) = (/0.433212,0.406284,0.385195,0.367912/)
+
+XNUMB_SPEED_LKT(21,1:4) = (/0.220743,0.212088,0.204981,0.198922/)
+XMASS_SPEED_LKT(21,1:4) = (/0.460642,0.430545,0.407161,0.388113/)
+
+XNUMB_SPEED_LKT(22,1:4) = (/0.235908,0.226112,0.218111,0.211323/)
+XMASS_SPEED_LKT(22,1:4) = (/0.488118,0.454722,0.428975,0.408121/)
+
+XNUMB_SPEED_LKT(23,1:4) = (/0.251307,0.240291,0.231345,0.223789/)
+XMASS_SPEED_LKT(23,1:4) = (/0.515594,0.478783,0.450612,0.427917/)
+
+XNUMB_SPEED_LKT(24,1:4) = (/0.266917,0.254604,0.244661,0.236303/)
+XMASS_SPEED_LKT(24,1:4) = (/0.543030,0.502700,0.472052,0.447487/)
+
+XNUMB_SPEED_LKT(25,1:4) = (/0.282714,0.269029,0.258041,0.248846/)
+XMASS_SPEED_LKT(25,1:4) = (/0.570392,0.526448,0.493278,0.466821/)
+
+XNUMB_SPEED_LKT(26,1:4) = (/0.298675,0.283547,0.271468,0.261404/)
+XMASS_SPEED_LKT(26,1:4) = (/0.597648,0.550009,0.514278,0.485909/)
+
+XNUMB_SPEED_LKT(27,1:4) = (/0.314780,0.298139,0.284925,0.273963/)
+XMASS_SPEED_LKT(27,1:4) = (/0.624772,0.573364,0.535041,0.504748/)
+
+XNUMB_SPEED_LKT(28,1:4) = (/0.331009,0.312788,0.298398,0.286511/)
+XMASS_SPEED_LKT(28,1:4) = (/0.651741,0.596502,0.555561,0.523332/)
+
+XNUMB_SPEED_LKT(29,1:4) = (/0.347343,0.327479,0.311875,0.299037/)
+XMASS_SPEED_LKT(29,1:4) = (/0.678535,0.619410,0.575831,0.541661/)
+
+XNUMB_SPEED_LKT(30,1:4) = (/0.363766,0.342198,0.325343,0.311530/)
+XMASS_SPEED_LKT(30,1:4) = (/0.705138,0.642081,0.595848,0.559734/)
+
+XNUMB_SPEED_LKT(31,1:4) = (/0.380262,0.356932,0.338792,0.323983/)
+XMASS_SPEED_LKT(31,1:4) = (/0.731535,0.664507,0.615609,0.577551/)
+
+XNUMB_SPEED_LKT(32,1:4) = (/0.396817,0.371670,0.352213,0.336387/)
+XMASS_SPEED_LKT(32,1:4) = (/0.757714,0.686683,0.635115,0.595114/)
+
+XNUMB_SPEED_LKT(33,1:4) = (/0.413415,0.386400,0.365596,0.348735/)
+XMASS_SPEED_LKT(33,1:4) = (/0.783665,0.708606,0.654364,0.612425/)
+
+XNUMB_SPEED_LKT(34,1:4) = (/0.430045,0.401112,0.378935,0.361022/)
+XMASS_SPEED_LKT(34,1:4) = (/0.809380,0.730275,0.673358,0.629488/)
+
+XNUMB_SPEED_LKT(35,1:4) = (/0.446695,0.415799,0.392222,0.373242/)
+XMASS_SPEED_LKT(35,1:4) = (/0.834854,0.751687,0.692100,0.646306/)
+
+XNUMB_SPEED_LKT(36,1:4) = (/0.463354,0.430450,0.405452,0.385391/)
+XMASS_SPEED_LKT(36,1:4) = (/0.860079,0.772843,0.710590,0.662883/)
+
+XNUMB_SPEED_LKT(37,1:4) = (/0.480012,0.445061,0.418618,0.397465/)
+XMASS_SPEED_LKT(37,1:4) = (/0.885054,0.793743,0.728833,0.679223/)
+
+XNUMB_SPEED_LKT(38,1:4) = (/0.496660,0.459623,0.431717,0.409459/)
+XMASS_SPEED_LKT(38,1:4) = (/0.909775,0.814389,0.746832,0.695331/)
+
+XNUMB_SPEED_LKT(39,1:4) = (/0.513288,0.474131,0.444744,0.421372/)
+XMASS_SPEED_LKT(39,1:4) = (/0.934241,0.834783,0.764591,0.711212/)
+
+XNUMB_SPEED_LKT(40,1:4) = (/0.529891,0.488579,0.457695,0.433201/)
+XMASS_SPEED_LKT(40,1:4) = (/0.958451,0.854928,0.782114,0.726871/)
+
+XNUMB_SPEED_LKT(41,1:4) = (/0.546459,0.502964,0.470567,0.444943/)
+XMASS_SPEED_LKT(41,1:4) = (/0.982404,0.874825,0.799404,0.742312/)
+
+XNUMB_SPEED_LKT(42,1:4) = (/0.562987,0.517279,0.483358,0.456598/)
+XMASS_SPEED_LKT(42,1:4) = (/1.006102,0.894479,0.816467,0.757540/)
+
+XNUMB_SPEED_LKT(43,1:4) = (/0.579469,0.531523,0.496065,0.468163/)
+XMASS_SPEED_LKT(43,1:4) = (/1.029545,0.913893,0.833306,0.772561/)
+
+XNUMB_SPEED_LKT(44,1:4) = (/0.595899,0.545691,0.508686,0.479638/)
+XMASS_SPEED_LKT(44,1:4) = (/1.052735,0.933071,0.849927,0.787379/)
+
+XNUMB_SPEED_LKT(45,1:4) = (/0.612272,0.559780,0.521219,0.491021/)
+XMASS_SPEED_LKT(45,1:4) = (/1.075673,0.952016,0.866335,0.802000/)
+
+XNUMB_SPEED_LKT(46,1:4) = (/0.628584,0.573789,0.533664,0.502312/)
+XMASS_SPEED_LKT(46,1:4) = (/1.098364,0.970733,0.882533,0.816428/)
+
+XNUMB_SPEED_LKT(47,1:4) = (/0.644831,0.587714,0.546018,0.513511/)
+XMASS_SPEED_LKT(47,1:4) = (/1.120808,0.989225,0.898526,0.830668/)
+
+XNUMB_SPEED_LKT(48,1:4) = (/0.661009,0.601554,0.558281,0.524618/)
+XMASS_SPEED_LKT(48,1:4) = (/1.143009,1.007497,0.914320,0.844724/)
+
+XNUMB_SPEED_LKT(49,1:4) = (/0.677115,0.615307,0.570453,0.535632/)
+XMASS_SPEED_LKT(49,1:4) = (/1.164969,1.025553,0.929918,0.858602/)
+
+XNUMB_SPEED_LKT(50,1:4) = (/0.693145,0.628971,0.582533,0.546554/)
+XMASS_SPEED_LKT(50,1:4) = (/1.186693,1.043397,0.945325,0.872306/)
+
+XNUMB_SPEED_LKT(51,1:4) = (/0.709098,0.642547,0.594520,0.557383/)
+XMASS_SPEED_LKT(51,1:4) = (/1.208184,1.061034,0.960546,0.885840/)
+
+XNUMB_SPEED_LKT(52,1:4) = (/0.724970,0.656031,0.606415,0.568121/)
+XMASS_SPEED_LKT(52,1:4) = (/1.229445,1.078468,0.975584,0.899209/)
+
+XNUMB_SPEED_LKT(53,1:4) = (/0.740760,0.669425,0.618217,0.578768/)
+XMASS_SPEED_LKT(53,1:4) = (/1.250479,1.095703,0.990445,0.912417/)
+
+XNUMB_SPEED_LKT(54,1:4) = (/0.756466,0.682727,0.629927,0.589324/)
+XMASS_SPEED_LKT(54,1:4) = (/1.271291,1.112743,1.005133,0.925468/)
+
+XNUMB_SPEED_LKT(55,1:4) = (/0.772086,0.695937,0.641545,0.599790/)
+XMASS_SPEED_LKT(55,1:4) = (/1.291884,1.129592,1.019651,0.938366/)
+
+XNUMB_SPEED_LKT(56,1:4) = (/0.787619,0.709055,0.653071,0.610166/)
+XMASS_SPEED_LKT(56,1:4) = (/1.312262,1.146255,1.034004,0.951114/)
+
+XNUMB_SPEED_LKT(57,1:4) = (/0.803064,0.722080,0.664505,0.620455/)
+XMASS_SPEED_LKT(57,1:4) = (/1.332428,1.162735,1.048195,0.963717/)
+
+XNUMB_SPEED_LKT(58,1:4) = (/0.818419,0.735013,0.675849,0.630655/)
+XMASS_SPEED_LKT(58,1:4) = (/1.352387,1.179036,1.062228,0.976179/)
+
+XNUMB_SPEED_LKT(59,1:4) = (/0.833684,0.747853,0.687103,0.640769/)
+XMASS_SPEED_LKT(59,1:4) = (/1.372142,1.195163,1.076108,0.988502/)
+
+XNUMB_SPEED_LKT(60,1:4) = (/0.848858,0.760601,0.698268,0.650797/)
+XMASS_SPEED_LKT(60,1:4) = (/1.391697,1.211118,1.089838,1.000691/)
+
+XNUMB_SPEED_LKT(61,1:4) = (/0.863940,0.773257,0.709343,0.660740/)
+XMASS_SPEED_LKT(61,1:4) = (/1.411055,1.226906,1.103420,1.012748/)
+
+XNUMB_SPEED_LKT(62,1:4) = (/0.878931,0.785821,0.720331,0.670599/)
+XMASS_SPEED_LKT(62,1:4) = (/1.430221,1.242531,1.116860,1.024677/)
+
+XNUMB_SPEED_LKT(63,1:4) = (/0.893829,0.798295,0.731231,0.680376/)
+XMASS_SPEED_LKT(63,1:4) = (/1.449198,1.257995,1.130160,1.036481/)
+
+XNUMB_SPEED_LKT(64,1:4) = (/0.908635,0.810678,0.742046,0.690070/)
+XMASS_SPEED_LKT(64,1:4) = (/1.467989,1.273303,1.143323,1.048163/)
+
+XNUMB_SPEED_LKT(65,1:4) = (/0.923348,0.822970,0.752774,0.699684/)
+XMASS_SPEED_LKT(65,1:4) = (/1.486598,1.288458,1.156352,1.059726/)
+
+XNUMB_SPEED_LKT(66,1:4) = (/0.937969,0.835174,0.763418,0.709218/)
+XMASS_SPEED_LKT(66,1:4) = (/1.505028,1.303463,1.169251,1.071173/)
+
+XNUMB_SPEED_LKT(67,1:4) = (/0.952498,0.847288,0.773979,0.718673/)
+XMASS_SPEED_LKT(67,1:4) = (/1.523284,1.318321,1.182023,1.082507/)
+
+XNUMB_SPEED_LKT(68,1:4) = (/0.966934,0.859315,0.784456,0.728051/)
+XMASS_SPEED_LKT(68,1:4) = (/1.541367,1.333036,1.194671,1.093730/)
+
+XNUMB_SPEED_LKT(69,1:4) = (/0.981278,0.871254,0.794852,0.737352/)
+XMASS_SPEED_LKT(69,1:4) = (/1.559283,1.347610,1.207196,1.104844/)
+
+XNUMB_SPEED_LKT(70,1:4) = (/0.995531,0.883107,0.805167,0.746578/)
+XMASS_SPEED_LKT(70,1:4) = (/1.577033,1.362047,1.219603,1.115853/)
+
+XNUMB_SPEED_LKT(71,1:4) = (/1.009692,0.894874,0.815403,0.755729/)
+XMASS_SPEED_LKT(71,1:4) = (/1.594621,1.376349,1.231894,1.126759/)
+
+XNUMB_SPEED_LKT(72,1:4) = (/1.023762,0.906556,0.825559,0.764807/)
+XMASS_SPEED_LKT(72,1:4) = (/1.612050,1.390520,1.244071,1.137565/)
+
+XNUMB_SPEED_LKT(73,1:4) = (/1.037742,0.918153,0.835638,0.773813/)
+XMASS_SPEED_LKT(73,1:4) = (/1.629324,1.404562,1.256136,1.148271/)
+
+XNUMB_SPEED_LKT(74,1:4) = (/1.051632,0.929668,0.845640,0.782747/)
+XMASS_SPEED_LKT(74,1:4) = (/1.646445,1.418477,1.268093,1.158882/)
+
+XNUMB_SPEED_LKT(75,1:4) = (/1.065432,0.941100,0.855567,0.791611/)
+XMASS_SPEED_LKT(75,1:4) = (/1.663415,1.432269,1.279944,1.169398/)
+
+XNUMB_SPEED_LKT(76,1:4) = (/1.079144,0.952451,0.865418,0.800406/)
+XMASS_SPEED_LKT(76,1:4) = (/1.680239,1.445941,1.291690,1.179822/)
+
+XNUMB_SPEED_LKT(77,1:4) = (/1.092767,0.963721,0.875196,0.809133/)
+XMASS_SPEED_LKT(77,1:4) = (/1.696919,1.459493,1.303335,1.190156/)
+
+XNUMB_SPEED_LKT(78,1:4) = (/1.106302,0.974911,0.884901,0.817793/)
+XMASS_SPEED_LKT(78,1:4) = (/1.713457,1.472930,1.314880,1.200402/)
+
+XNUMB_SPEED_LKT(79,1:4) = (/1.119751,0.986023,0.894534,0.826387/)
+XMASS_SPEED_LKT(79,1:4) = (/1.729856,1.486253,1.326328,1.210562/)
+
+XNUMB_SPEED_LKT(80,1:4) = (/1.133114,0.997057,0.904096,0.834916/)
+XMASS_SPEED_LKT(80,1:4) = (/1.746119,1.499464,1.337680,1.220637/)
+
+XNUMB_SPEED_LKT(81,1:4) = (/1.146391,1.008013,0.913588,0.843380/)
+XMASS_SPEED_LKT(81,1:4) = (/1.762249,1.512567,1.348938,1.230630/)
+
+XNUMB_SPEED_LKT(82,1:4) = (/1.159583,1.018894,0.923011,0.851782/)
+XMASS_SPEED_LKT(82,1:4) = (/1.778248,1.525562,1.360105,1.240542/)
+
+XNUMB_SPEED_LKT(83,1:4) = (/1.172691,1.029699,0.932367,0.860121/)
+XMASS_SPEED_LKT(83,1:4) = (/1.794117,1.538452,1.371182,1.250374/)
+
+XNUMB_SPEED_LKT(84,1:4) = (/1.185716,1.040431,0.941655,0.868399/)
+XMASS_SPEED_LKT(84,1:4) = (/1.809861,1.551240,1.382171,1.260130/)
+
+XNUMB_SPEED_LKT(85,1:4) = (/1.198659,1.051089,0.950877,0.876616/)
+XMASS_SPEED_LKT(85,1:4) = (/1.825481,1.563927,1.393074,1.269809/)
+
+XNUMB_SPEED_LKT(86,1:4) = (/1.211519,1.061674,0.960034,0.884774/)
+XMASS_SPEED_LKT(86,1:4) = (/1.840979,1.576515,1.403892,1.279414/)
+
+XNUMB_SPEED_LKT(87,1:4) = (/1.224299,1.072188,0.969127,0.892874/)
+XMASS_SPEED_LKT(87,1:4) = (/1.856357,1.589006,1.414628,1.288946/)
+
+XNUMB_SPEED_LKT(88,1:4) = (/1.236999,1.082631,0.978157,0.900916/)
+XMASS_SPEED_LKT(88,1:4) = (/1.871619,1.601402,1.425282,1.298406/)
+
+XNUMB_SPEED_LKT(89,1:4) = (/1.249619,1.093005,0.987124,0.908901/)
+XMASS_SPEED_LKT(89,1:4) = (/1.886765,1.613704,1.435857,1.307797/)
+
+XNUMB_SPEED_LKT(90,1:4) = (/1.262160,1.103309,0.996029,0.916830/)
+XMASS_SPEED_LKT(90,1:4) = (/1.901798,1.625916,1.446354,1.317118/)
+
+XNUMB_SPEED_LKT(91,1:4) = (/1.274624,1.113546,1.004874,0.924705/)
+XMASS_SPEED_LKT(91,1:4) = (/1.916720,1.638037,1.456774,1.326373/)
+
+XNUMB_SPEED_LKT(92,1:4) = (/1.287011,1.123716,1.013659,0.932525/)
+XMASS_SPEED_LKT(92,1:4) = (/1.931533,1.650070,1.467120,1.335561/)
+
+XNUMB_SPEED_LKT(93,1:4) = (/1.299322,1.133819,1.022385,0.940291/)
+XMASS_SPEED_LKT(93,1:4) = (/1.946239,1.662017,1.477391,1.344684/)
+
+XNUMB_SPEED_LKT(94,1:4) = (/1.311558,1.143857,1.031053,0.948005/)
+XMASS_SPEED_LKT(94,1:4) = (/1.960839,1.673878,1.487590,1.353744/)
+
+XNUMB_SPEED_LKT(95,1:4) = (/1.323719,1.153830,1.039663,0.955667/)
+XMASS_SPEED_LKT(95,1:4) = (/1.975336,1.685656,1.497718,1.362741/)
+
+XNUMB_SPEED_LKT(96,1:4) = (/1.335806,1.163739,1.048217,0.963278/)
+XMASS_SPEED_LKT(96,1:4) = (/1.989732,1.697353,1.507777,1.371677/)
+
+XNUMB_SPEED_LKT(97,1:4) = (/1.347820,1.173586,1.056715,0.970839/)
+XMASS_SPEED_LKT(97,1:4) = (/2.004027,1.708969,1.517766,1.380553/)
+
+XNUMB_SPEED_LKT(98,1:4) = (/1.359762,1.183370,1.065158,0.978350/)
+XMASS_SPEED_LKT(98,1:4) = (/2.018225,1.720505,1.527689,1.389370/)
+
+XNUMB_SPEED_LKT(99,1:4) = (/1.371633,1.193093,1.073547,0.985812/)
+XMASS_SPEED_LKT(99,1:4) = (/2.032326,1.731964,1.537546,1.398129/)
+
+XNUMB_SPEED_LKT(100,1:4) = (/1.383434,1.202756,1.081883,0.993226/)
+XMASS_SPEED_LKT(100,1:4) = (/2.046332,1.743347,1.547338,1.406831/)
+
+XNUMB_SPEED_LKT(101,1:4) = (/1.395164,1.212358,1.090166,1.000593/)
+XMASS_SPEED_LKT(101,1:4) = (/2.060244,1.754655,1.557066,1.415476/)
+
+XNUMB_SPEED_LKT(102,1:4) = (/1.406826,1.221902,1.098397,1.007913/)
+XMASS_SPEED_LKT(102,1:4) = (/2.074065,1.765889,1.566731,1.424067/)
+
+XNUMB_SPEED_LKT(103,1:4) = (/1.418419,1.231388,1.106576,1.015187/)
+XMASS_SPEED_LKT(103,1:4) = (/2.087796,1.777051,1.576336,1.432604/)
+
+XNUMB_SPEED_LKT(104,1:4) = (/1.429945,1.240816,1.114705,1.022415/)
+XMASS_SPEED_LKT(104,1:4) = (/2.101438,1.788142,1.585879,1.441088/)
+
+XNUMB_SPEED_LKT(105,1:4) = (/1.441405,1.250187,1.122785,1.029599/)
+XMASS_SPEED_LKT(105,1:4) = (/2.114993,1.799162,1.595363,1.449519/)
+
+XNUMB_SPEED_LKT(106,1:4) = (/1.452798,1.259502,1.130815,1.036739/)
+XMASS_SPEED_LKT(106,1:4) = (/2.128462,1.810114,1.604789,1.457899/)
+
+XNUMB_SPEED_LKT(107,1:4) = (/1.464126,1.268762,1.138796,1.043835/)
+XMASS_SPEED_LKT(107,1:4) = (/2.141846,1.820998,1.614157,1.466229/)
+
+XNUMB_SPEED_LKT(108,1:4) = (/1.475390,1.277968,1.146730,1.050888/)
+XMASS_SPEED_LKT(108,1:4) = (/2.155147,1.831815,1.623469,1.474509/)
+
+XNUMB_SPEED_LKT(109,1:4) = (/1.486590,1.287119,1.154617,1.057899/)
+XMASS_SPEED_LKT(109,1:4) = (/2.168367,1.842567,1.632725,1.482740/)
+
+XNUMB_SPEED_LKT(110,1:4) = (/1.497727,1.296218,1.162457,1.064869/)
+XMASS_SPEED_LKT(110,1:4) = (/2.181506,1.853254,1.641926,1.490923/)
+
+XNUMB_SPEED_LKT(111,1:4) = (/1.508802,1.305264,1.170252,1.071797/)
+XMASS_SPEED_LKT(111,1:4) = (/2.194566,1.863878,1.651074,1.499059/)
+
+XNUMB_SPEED_LKT(112,1:4) = (/1.519815,1.314258,1.178001,1.078686/)
+XMASS_SPEED_LKT(112,1:4) = (/2.207547,1.874440,1.660168,1.507149/)
+
+XNUMB_SPEED_LKT(113,1:4) = (/1.530768,1.323200,1.185705,1.085534/)
+XMASS_SPEED_LKT(113,1:4) = (/2.220452,1.884940,1.669211,1.515192/)
+
+XNUMB_SPEED_LKT(114,1:4) = (/1.541660,1.332093,1.193365,1.092342/)
+XMASS_SPEED_LKT(114,1:4) = (/2.233281,1.895380,1.678202,1.523191/)
+
+XNUMB_SPEED_LKT(115,1:4) = (/1.552493,1.340935,1.200982,1.099112/)
+XMASS_SPEED_LKT(115,1:4) = (/2.246036,1.905760,1.687143,1.531145/)
+
+XNUMB_SPEED_LKT(116,1:4) = (/1.563267,1.349728,1.208556,1.105844/)
+XMASS_SPEED_LKT(116,1:4) = (/2.258718,1.916081,1.696034,1.539056/)
+
+XNUMB_SPEED_LKT(117,1:4) = (/1.573983,1.358473,1.216088,1.112538/)
+XMASS_SPEED_LKT(117,1:4) = (/2.271327,1.926345,1.704876,1.546924/)
+
+XNUMB_SPEED_LKT(118,1:4) = (/1.584642,1.367169,1.223578,1.119195/)
+XMASS_SPEED_LKT(118,1:4) = (/2.283865,1.936552,1.713669,1.554749/)
+
+XNUMB_SPEED_LKT(119,1:4) = (/1.595243,1.375818,1.231026,1.125815/)
+XMASS_SPEED_LKT(119,1:4) = (/2.296333,1.946702,1.722416,1.562533/)
+
+XNUMB_SPEED_LKT(120,1:4) = (/1.605789,1.384420,1.238434,1.132398/)
+XMASS_SPEED_LKT(120,1:4) = (/2.308732,1.956798,1.731115,1.570275/)
+
+XNUMB_SPEED_LKT(121,1:4) = (/1.616279,1.392976,1.245802,1.138946/)
+XMASS_SPEED_LKT(121,1:4) = (/2.321063,1.966839,1.739769,1.577977/)
+
+XNUMB_SPEED_LKT(122,1:4) = (/1.626714,1.401487,1.253130,1.145459/)
+XMASS_SPEED_LKT(122,1:4) = (/2.333327,1.976827,1.748377,1.585640/)
+
+XNUMB_SPEED_LKT(123,1:4) = (/1.637095,1.409952,1.260419,1.151937/)
+XMASS_SPEED_LKT(123,1:4) = (/2.345524,1.986762,1.756940,1.593263/)
+
+XNUMB_SPEED_LKT(124,1:4) = (/1.647423,1.418372,1.267670,1.158380/)
+XMASS_SPEED_LKT(124,1:4) = (/2.357657,1.996645,1.765460,1.600847/)
+
+XNUMB_SPEED_LKT(125,1:4) = (/1.657697,1.426749,1.274882,1.164790/)
+XMASS_SPEED_LKT(125,1:4) = (/2.369725,2.006477,1.773936,1.608394/)
+
+XNUMB_SPEED_LKT(126,1:4) = (/1.667919,1.435082,1.282057,1.171166/)
+XMASS_SPEED_LKT(126,1:4) = (/2.381730,2.016258,1.782369,1.615902/)
+
+XNUMB_SPEED_LKT(127,1:4) = (/1.678089,1.443372,1.289194,1.177509/)
+XMASS_SPEED_LKT(127,1:4) = (/2.393673,2.025990,1.790760,1.623374/)
+
+XNUMB_SPEED_LKT(128,1:4) = (/1.688208,1.451619,1.296295,1.183819/)
+XMASS_SPEED_LKT(128,1:4) = (/2.405554,2.035672,1.799109,1.630809/)
+
+XNUMB_SPEED_LKT(129,1:4) = (/1.698276,1.459825,1.303360,1.190098/)
+XMASS_SPEED_LKT(129,1:4) = (/2.417374,2.045306,1.807417,1.638208/)
+
+XNUMB_SPEED_LKT(130,1:4) = (/1.708294,1.467989,1.310389,1.196344/)
+XMASS_SPEED_LKT(130,1:4) = (/2.429135,2.054892,1.815685,1.645572/)
+
+XNUMB_SPEED_LKT(131,1:4) = (/1.718262,1.476113,1.317382,1.202560/)
+XMASS_SPEED_LKT(131,1:4) = (/2.440836,2.064431,1.823912,1.652900/)
+
+XNUMB_SPEED_LKT(132,1:4) = (/1.728182,1.484195,1.324341,1.208744/)
+XMASS_SPEED_LKT(132,1:4) = (/2.452479,2.073924,1.832101,1.660194/)
+
+XNUMB_SPEED_LKT(133,1:4) = (/1.738053,1.492238,1.331265,1.214897/)
+XMASS_SPEED_LKT(133,1:4) = (/2.464065,2.083371,1.840251,1.667454/)
+
+XNUMB_SPEED_LKT(134,1:4) = (/1.747876,1.500242,1.338155,1.221021/)
+XMASS_SPEED_LKT(134,1:4) = (/2.475594,2.092772,1.848362,1.674680/)
+
+XNUMB_SPEED_LKT(135,1:4) = (/1.757651,1.508206,1.345011,1.227114/)
+XMASS_SPEED_LKT(135,1:4) = (/2.487067,2.102129,1.856435,1.681873/)
+
+XNUMB_SPEED_LKT(136,1:4) = (/1.767380,1.516132,1.351834,1.233179/)
+XMASS_SPEED_LKT(136,1:4) = (/2.498485,2.111442,1.864471,1.689033/)
+
+XNUMB_SPEED_LKT(137,1:4) = (/1.777063,1.524020,1.358625,1.239214/)
+XMASS_SPEED_LKT(137,1:4) = (/2.509848,2.120712,1.872471,1.696161/)
+
+XNUMB_SPEED_LKT(138,1:4) = (/1.786699,1.531870,1.365383,1.245220/)
+XMASS_SPEED_LKT(138,1:4) = (/2.521158,2.129938,1.880434,1.703257/)
+
+XNUMB_SPEED_LKT(139,1:4) = (/1.796290,1.539683,1.372109,1.251198/)
+XMASS_SPEED_LKT(139,1:4) = (/2.532415,2.139123,1.888361,1.710321/)
+
+XNUMB_SPEED_LKT(140,1:4) = (/1.805837,1.547459,1.378803,1.257148/)
+XMASS_SPEED_LKT(140,1:4) = (/2.543619,2.148265,1.896253,1.717354/)
+
+XNUMB_SPEED_LKT(141,1:4) = (/1.815339,1.555198,1.385466,1.263070/)
+XMASS_SPEED_LKT(141,1:4) = (/2.554771,2.157367,1.904109,1.724357/)
+
+XNUMB_SPEED_LKT(142,1:4) = (/1.824797,1.562902,1.392098,1.268965/)
+XMASS_SPEED_LKT(142,1:4) = (/2.565873,2.166428,1.911932,1.731329/)
+
+XNUMB_SPEED_LKT(143,1:4) = (/1.834212,1.570570,1.398700,1.274833/)
+XMASS_SPEED_LKT(143,1:4) = (/2.576924,2.175448,1.919720,1.738272/)
+
+XNUMB_SPEED_LKT(144,1:4) = (/1.843584,1.578203,1.405271,1.280674/)
+XMASS_SPEED_LKT(144,1:4) = (/2.587925,2.184429,1.927474,1.745184/)
+
+XNUMB_SPEED_LKT(145,1:4) = (/1.852913,1.585801,1.411812,1.286489/)
+XMASS_SPEED_LKT(145,1:4) = (/2.598877,2.193370,1.935196,1.752068/)
+
+XNUMB_SPEED_LKT(146,1:4) = (/1.862200,1.593365,1.418324,1.292277/)
+XMASS_SPEED_LKT(146,1:4) = (/2.609780,2.202273,1.942884,1.758922/)
+
+XNUMB_SPEED_LKT(147,1:4) = (/1.871446,1.600895,1.424807,1.298040/)
+XMASS_SPEED_LKT(147,1:4) = (/2.620636,2.211138,1.950540,1.765749/)
+
+XNUMB_SPEED_LKT(148,1:4) = (/1.880651,1.608391,1.431261,1.303778/)
+XMASS_SPEED_LKT(148,1:4) = (/2.631444,2.219964,1.958164,1.772547/)
+
+XNUMB_SPEED_LKT(149,1:4) = (/1.889815,1.615855,1.437687,1.309490/)
+XMASS_SPEED_LKT(149,1:4) = (/2.642205,2.228754,1.965756,1.779317/)
+
+XNUMB_SPEED_LKT(150,1:4) = (/1.898938,1.623285,1.444084,1.315177/)
+XMASS_SPEED_LKT(150,1:4) = (/2.652920,2.237507,1.973317,1.786059/)
+
+XNUMB_SPEED_LKT(151,1:4) = (/1.908022,1.630682,1.450454,1.320840/)
+XMASS_SPEED_LKT(151,1:4) = (/2.663589,2.246223,1.980847,1.792775/)
+
+XNUMB_SPEED_LKT(152,1:4) = (/1.917067,1.638048,1.456795,1.326478/)
+XMASS_SPEED_LKT(152,1:4) = (/2.674213,2.254903,1.988347,1.799464/)
+
+XNUMB_SPEED_LKT(153,1:4) = (/1.926072,1.645382,1.463110,1.332092/)
+XMASS_SPEED_LKT(153,1:4) = (/2.684792,2.263547,1.995816,1.806126/)
+
+XNUMB_SPEED_LKT(154,1:4) = (/1.935039,1.652684,1.469398,1.337683/)
+XMASS_SPEED_LKT(154,1:4) = (/2.695328,2.272156,2.003255,1.812761/)
+
+XNUMB_SPEED_LKT(155,1:4) = (/1.943967,1.659955,1.475659,1.343249/)
+XMASS_SPEED_LKT(155,1:4) = (/2.705819,2.280731,2.010665,1.819371/)
+
+XNUMB_SPEED_LKT(156,1:4) = (/1.952858,1.667196,1.481894,1.348793/)
+XMASS_SPEED_LKT(156,1:4) = (/2.716268,2.289271,2.018046,1.825955/)
+
+XNUMB_SPEED_LKT(157,1:4) = (/1.961711,1.674406,1.488102,1.354314/)
+XMASS_SPEED_LKT(157,1:4) = (/2.726673,2.297777,2.025398,1.832514/)
+
+XNUMB_SPEED_LKT(158,1:4) = (/1.970527,1.681586,1.494285,1.359812/)
+XMASS_SPEED_LKT(158,1:4) = (/2.737037,2.306249,2.032721,1.839048/)
+
+XNUMB_SPEED_LKT(159,1:4) = (/1.979307,1.688736,1.500443,1.365287/)
+XMASS_SPEED_LKT(159,1:4) = (/2.747359,2.314689,2.040016,1.845557/)
+
+XNUMB_SPEED_LKT(160,1:4) = (/1.988050,1.695857,1.506575,1.370740/)
+XMASS_SPEED_LKT(160,1:4) = (/2.757640,2.323095,2.047283,1.852041/)
+
+XNUMB_SPEED_LKT(161,1:4) = (/1.996758,1.702948,1.512682,1.376171/)
+XMASS_SPEED_LKT(161,1:4) = (/2.767879,2.331469,2.054523,1.858501/)
+
+XNUMB_SPEED_LKT(162,1:4) = (/2.005429,1.710011,1.518765,1.381580/)
+XMASS_SPEED_LKT(162,1:4) = (/2.778079,2.339810,2.061735,1.864937/)
+
+XNUMB_SPEED_LKT(163,1:4) = (/2.014066,1.717045,1.524823,1.386968/)
+XMASS_SPEED_LKT(163,1:4) = (/2.788238,2.348120,2.068920,1.871349/)
+
+XNUMB_SPEED_LKT(164,1:4) = (/2.022667,1.724051,1.530857,1.392335/)
+XMASS_SPEED_LKT(164,1:4) = (/2.798359,2.356398,2.076078,1.877737/)
+
+XNUMB_SPEED_LKT(165,1:4) = (/2.031235,1.731029,1.536867,1.397680/)
+XMASS_SPEED_LKT(165,1:4) = (/2.808440,2.364645,2.083210,1.884102/)
+
+XNUMB_SPEED_LKT(166,1:4) = (/2.039768,1.737979,1.542854,1.403004/)
+XMASS_SPEED_LKT(166,1:4) = (/2.818482,2.372861,2.090316,1.890445/)
+
+XNUMB_SPEED_LKT(167,1:4) = (/2.048267,1.744901,1.548817,1.408308/)
+XMASS_SPEED_LKT(167,1:4) = (/2.828486,2.381046,2.097396,1.896764/)
+
+XNUMB_SPEED_LKT(168,1:4) = (/2.056733,1.751797,1.554757,1.413592/)
+XMASS_SPEED_LKT(168,1:4) = (/2.838452,2.389202,2.104450,1.903061/)
+
+XNUMB_SPEED_LKT(169,1:4) = (/2.065165,1.758666,1.560673,1.418855/)
+XMASS_SPEED_LKT(169,1:4) = (/2.848381,2.397327,2.111478,1.909335/)
+
+XNUMB_SPEED_LKT(170,1:4) = (/2.073565,1.765508,1.566568,1.424098/)
+XMASS_SPEED_LKT(170,1:4) = (/2.858272,2.405422,2.118481,1.915587/)
+
+XNUMB_SPEED_LKT(171,1:4) = (/2.081932,1.772324,1.572439,1.429321/)
+XMASS_SPEED_LKT(171,1:4) = (/2.868127,2.413489,2.125460,1.921817/)
+
+XNUMB_SPEED_LKT(172,1:4) = (/2.090267,1.779113,1.578289,1.434525/)
+XMASS_SPEED_LKT(172,1:4) = (/2.877945,2.421526,2.132413,1.928025/)
+
+XNUMB_SPEED_LKT(173,1:4) = (/2.098570,1.785877,1.584116,1.439709/)
+XMASS_SPEED_LKT(173,1:4) = (/2.887727,2.429534,2.139343,1.934212/)
+
+XNUMB_SPEED_LKT(174,1:4) = (/2.106841,1.792616,1.589922,1.444874/)
+XMASS_SPEED_LKT(174,1:4) = (/2.897473,2.437514,2.146247,1.940378/)
+
+XNUMB_SPEED_LKT(175,1:4) = (/2.115081,1.799329,1.595706,1.450021/)
+XMASS_SPEED_LKT(175,1:4) = (/2.907184,2.445466,2.153128,1.946522/)
+
+XNUMB_SPEED_LKT(176,1:4) = (/2.123290,1.806017,1.601469,1.455148/)
+XMASS_SPEED_LKT(176,1:4) = (/2.916860,2.453389,2.159985,1.952645/)
+
+XNUMB_SPEED_LKT(177,1:4) = (/2.131469,1.812680,1.607211,1.460256/)
+XMASS_SPEED_LKT(177,1:4) = (/2.926502,2.461285,2.166819,1.958747/)
+
+XNUMB_SPEED_LKT(178,1:4) = (/2.139617,1.819319,1.612931,1.465347/)
+XMASS_SPEED_LKT(178,1:4) = (/2.936108,2.469153,2.173629,1.964829/)
+
+XNUMB_SPEED_LKT(179,1:4) = (/2.147735,1.825934,1.618631,1.470418/)
+XMASS_SPEED_LKT(179,1:4) = (/2.945681,2.476994,2.180415,1.970891/)
+
+XNUMB_SPEED_LKT(180,1:4) = (/2.155823,1.832524,1.624310,1.475472/)
+XMASS_SPEED_LKT(180,1:4) = (/2.955219,2.484808,2.187179,1.976932/)
+
+XNUMB_SPEED_LKT(181,1:4) = (/2.163881,1.839091,1.629969,1.480508/)
+XMASS_SPEED_LKT(181,1:4) = (/2.964725,2.492595,2.193920,1.982952/)
+
+XNUMB_SPEED_LKT(182,1:4) = (/2.171911,1.845633,1.635608,1.485526/)
+XMASS_SPEED_LKT(182,1:4) = (/2.974196,2.500355,2.200638,1.988953/)
+
+XNUMB_SPEED_LKT(183,1:4) = (/2.179911,1.852153,1.641227,1.490527/)
+XMASS_SPEED_LKT(183,1:4) = (/2.983635,2.508089,2.207334,1.994935/)
+
+XNUMB_SPEED_LKT(184,1:4) = (/2.187882,1.858649,1.646826,1.495510/)
+XMASS_SPEED_LKT(184,1:4) = (/2.993041,2.515797,2.214008,2.000896/)
+
+XNUMB_SPEED_LKT(185,1:4) = (/2.195825,1.865123,1.652406,1.500476/)
+XMASS_SPEED_LKT(185,1:4) = (/3.002415,2.523478,2.220659,2.006838/)
+
+XNUMB_SPEED_LKT(186,1:4) = (/2.203740,1.871573,1.657966,1.505425/)
+XMASS_SPEED_LKT(186,1:4) = (/3.011756,2.531134,2.227288,2.012761/)
+
+XNUMB_SPEED_LKT(187,1:4) = (/2.211626,1.878001,1.663507,1.510356/)
+XMASS_SPEED_LKT(187,1:4) = (/3.021065,2.538765,2.233896,2.018664/)
+
+XNUMB_SPEED_LKT(188,1:4) = (/2.219485,1.884407,1.669029,1.515272/)
+XMASS_SPEED_LKT(188,1:4) = (/3.030343,2.546369,2.240482,2.024548/)
+
+XNUMB_SPEED_LKT(189,1:4) = (/2.227317,1.890790,1.674532,1.520170/)
+XMASS_SPEED_LKT(189,1:4) = (/3.039589,2.553949,2.247046,2.030413/)
+
+XNUMB_SPEED_LKT(190,1:4) = (/2.235121,1.897152,1.680017,1.525052/)
+XMASS_SPEED_LKT(190,1:4) = (/3.048803,2.561504,2.253589,2.036260/)
+
+XNUMB_SPEED_LKT(191,1:4) = (/2.242899,1.903492,1.685483,1.529918/)
+XMASS_SPEED_LKT(191,1:4) = (/3.057987,2.569033,2.260111,2.042088/)
+
+XNUMB_SPEED_LKT(192,1:4) = (/2.250649,1.909810,1.690930,1.534767/)
+XMASS_SPEED_LKT(192,1:4) = (/3.067139,2.576538,2.266612,2.047897/)
+
+XNUMB_SPEED_LKT(193,1:4) = (/2.258373,1.916107,1.696360,1.539601/)
+XMASS_SPEED_LKT(193,1:4) = (/3.076261,2.584018,2.273091,2.053687/)
+
+XNUMB_SPEED_LKT(194,1:4) = (/2.266071,1.922383,1.701771,1.544419/)
+XMASS_SPEED_LKT(194,1:4) = (/3.085353,2.591474,2.279550,2.059459/)
+
+XNUMB_SPEED_LKT(195,1:4) = (/2.273743,1.928638,1.707164,1.549221/)
+XMASS_SPEED_LKT(195,1:4) = (/3.094414,2.598906,2.285989,2.065213/)
+
+XNUMB_SPEED_LKT(196,1:4) = (/2.281388,1.934872,1.712540,1.554007/)
+XMASS_SPEED_LKT(196,1:4) = (/3.103445,2.606313,2.292406,2.070949/)
+
+ELSE
+
+XNUMB_SPEED_LKT(1,1:4) = (/0.012923,0.010176,0.008721,0.007819/)
+XMASS_SPEED_LKT(1,1:4) = (/0.018036,0.016773,0.016098,0.015674/)
+
+XNUMB_SPEED_LKT(2,1:4) = (/0.013461,0.011087,0.009829,0.009049/)
+XMASS_SPEED_LKT(2,1:4) = (/0.023476,0.022401,0.021816,0.021441/)
+
+XNUMB_SPEED_LKT(3,1:4) = (/0.014584,0.012500,0.011393,0.010706/)
+XMASS_SPEED_LKT(3,1:4) = (/0.030187,0.029222,0.028679,0.028317/)
+
+XNUMB_SPEED_LKT(4,1:4) = (/0.016219,0.014360,0.013371,0.012754/)
+XMASS_SPEED_LKT(4,1:4) = (/0.038072,0.037155,0.036609,0.036224/)
+
+XNUMB_SPEED_LKT(5,1:4) = (/0.018310,0.016629,0.015730,0.015165/)
+XMASS_SPEED_LKT(5,1:4) = (/0.047064,0.046132,0.045537,0.045090/)
+
+XNUMB_SPEED_LKT(6,1:4) = (/0.020817,0.019276,0.018445,0.017918/)
+XMASS_SPEED_LKT(6,1:4) = (/0.057103,0.056092,0.055395,0.054841/)
+
+XNUMB_SPEED_LKT(7,1:4) = (/0.023711,0.022279,0.021496,0.020993/)
+XMASS_SPEED_LKT(7,1:4) = (/0.068133,0.066973,0.066115,0.065403/)
+
+XNUMB_SPEED_LKT(8,1:4) = (/0.026970,0.025618,0.024866,0.024373/)
+XMASS_SPEED_LKT(8,1:4) = (/0.080101,0.078711,0.077628,0.076702/)
+
+XNUMB_SPEED_LKT(9,1:4) = (/0.030573,0.029277,0.028539,0.028043/)
+XMASS_SPEED_LKT(9,1:4) = (/0.092951,0.091243,0.089862,0.088661/)
+
+XNUMB_SPEED_LKT(10,1:4) = (/0.034506,0.033242,0.032501,0.031988/)
+XMASS_SPEED_LKT(10,1:4) = (/0.106627,0.104505,0.102750,0.101209/)
+
+XNUMB_SPEED_LKT(11,1:4) = (/0.038754,0.037498,0.036737,0.036194/)
+XMASS_SPEED_LKT(11,1:4) = (/0.121072,0.118434,0.116222,0.114275/)
+
+XNUMB_SPEED_LKT(12,1:4) = (/0.043304,0.042033,0.041234,0.040646/)
+XMASS_SPEED_LKT(12,1:4) = (/0.136230,0.132967,0.130214,0.127791/)
+
+XNUMB_SPEED_LKT(13,1:4) = (/0.048144,0.046834,0.045980,0.045332/)
+XMASS_SPEED_LKT(13,1:4) = (/0.152045,0.148043,0.144661,0.141694/)
+
+XNUMB_SPEED_LKT(14,1:4) = (/0.053263,0.051889,0.050960,0.050238/)
+XMASS_SPEED_LKT(14,1:4) = (/0.168461,0.163602,0.159505,0.155926/)
+
+XNUMB_SPEED_LKT(15,1:4) = (/0.058650,0.057188,0.056164,0.055350/)
+XMASS_SPEED_LKT(15,1:4) = (/0.185425,0.179591,0.174690,0.170431/)
+
+XNUMB_SPEED_LKT(16,1:4) = (/0.064293,0.062716,0.061579,0.060657/)
+XMASS_SPEED_LKT(16,1:4) = (/0.202884,0.195954,0.190165,0.185160/)
+
+XNUMB_SPEED_LKT(17,1:4) = (/0.070183,0.068465,0.067192,0.066145/)
+XMASS_SPEED_LKT(17,1:4) = (/0.220788,0.212643,0.205881,0.200068/)
+
+XNUMB_SPEED_LKT(18,1:4) = (/0.076309,0.074421,0.072992,0.071802/)
+XMASS_SPEED_LKT(18,1:4) = (/0.239089,0.229611,0.221794,0.215114/)
+
+XNUMB_SPEED_LKT(19,1:4) = (/0.082660,0.080575,0.078967,0.077617/)
+XMASS_SPEED_LKT(19,1:4) = (/0.257743,0.246815,0.237865,0.230261/)
+
+XNUMB_SPEED_LKT(20,1:4) = (/0.089227,0.086915,0.085107,0.083579/)
+XMASS_SPEED_LKT(20,1:4) = (/0.276705,0.264215,0.254057,0.245475/)
+
+XNUMB_SPEED_LKT(21,1:4) = (/0.095999,0.093431,0.091400,0.089677/)
+XMASS_SPEED_LKT(21,1:4) = (/0.295936,0.281775,0.270337,0.260729/)
+
+XNUMB_SPEED_LKT(22,1:4) = (/0.102968,0.100113,0.097837,0.095901/)
+XMASS_SPEED_LKT(22,1:4) = (/0.315398,0.299461,0.286676,0.275995/)
+
+XNUMB_SPEED_LKT(23,1:4) = (/0.110123,0.106952,0.104407,0.102240/)
+XMASS_SPEED_LKT(23,1:4) = (/0.335056,0.317241,0.303047,0.291251/)
+
+XNUMB_SPEED_LKT(24,1:4) = (/0.117455,0.113937,0.111101,0.108685/)
+XMASS_SPEED_LKT(24,1:4) = (/0.354877,0.335090,0.319428,0.306477/)
+
+XNUMB_SPEED_LKT(25,1:4) = (/0.124956,0.121059,0.117911,0.115228/)
+XMASS_SPEED_LKT(25,1:4) = (/0.374832,0.352981,0.335796,0.321654/)
+
+XNUMB_SPEED_LKT(26,1:4) = (/0.132616,0.128310,0.124826,0.121860/)
+XMASS_SPEED_LKT(26,1:4) = (/0.394892,0.370892,0.352133,0.336769/)
+
+XNUMB_SPEED_LKT(27,1:4) = (/0.140427,0.135680,0.131839,0.128573/)
+XMASS_SPEED_LKT(27,1:4) = (/0.415033,0.388802,0.368423,0.351807/)
+
+XNUMB_SPEED_LKT(28,1:4) = (/0.148381,0.143163,0.138942,0.135360/)
+XMASS_SPEED_LKT(28,1:4) = (/0.435230,0.406693,0.384651,0.366757/)
+
+XNUMB_SPEED_LKT(29,1:4) = (/0.156469,0.150749,0.146127,0.142212/)
+XMASS_SPEED_LKT(29,1:4) = (/0.455462,0.424548,0.400805,0.381609/)
+
+XNUMB_SPEED_LKT(30,1:4) = (/0.164684,0.158432,0.153387,0.149124/)
+XMASS_SPEED_LKT(30,1:4) = (/0.475710,0.442354,0.416873,0.396356/)
+
+XNUMB_SPEED_LKT(31,1:4) = (/0.173019,0.166204,0.160716,0.156089/)
+XMASS_SPEED_LKT(31,1:4) = (/0.495955,0.460096,0.432847,0.410989/)
+
+XNUMB_SPEED_LKT(32,1:4) = (/0.181465,0.174058,0.168107,0.163101/)
+XMASS_SPEED_LKT(32,1:4) = (/0.516182,0.477765,0.448718,0.425503/)
+
+XNUMB_SPEED_LKT(33,1:4) = (/0.190017,0.181988,0.175554,0.170155/)
+XMASS_SPEED_LKT(33,1:4) = (/0.536376,0.495348,0.464478,0.439893/)
+
+XNUMB_SPEED_LKT(34,1:4) = (/0.198667,0.189987,0.183050,0.177245/)
+XMASS_SPEED_LKT(34,1:4) = (/0.556524,0.512839,0.480122,0.454155/)
+
+XNUMB_SPEED_LKT(35,1:4) = (/0.207409,0.198050,0.190592,0.184366/)
+XMASS_SPEED_LKT(35,1:4) = (/0.576614,0.530228,0.495645,0.468287/)
+
+XNUMB_SPEED_LKT(36,1:4) = (/0.216236,0.206171,0.198173,0.191513/)
+XMASS_SPEED_LKT(36,1:4) = (/0.596634,0.547509,0.511043,0.482285/)
+
+XNUMB_SPEED_LKT(37,1:4) = (/0.225143,0.214345,0.205789,0.198683/)
+XMASS_SPEED_LKT(37,1:4) = (/0.616576,0.564676,0.526312,0.496148/)
+
+XNUMB_SPEED_LKT(38,1:4) = (/0.234125,0.222565,0.213435,0.205871/)
+XMASS_SPEED_LKT(38,1:4) = (/0.636432,0.581725,0.541450,0.509875/)
+
+XNUMB_SPEED_LKT(39,1:4) = (/0.243175,0.230829,0.221107,0.213073/)
+XMASS_SPEED_LKT(39,1:4) = (/0.656192,0.598651,0.556454,0.523465/)
+
+XNUMB_SPEED_LKT(40,1:4) = (/0.252288,0.239130,0.228801,0.220286/)
+XMASS_SPEED_LKT(40,1:4) = (/0.675851,0.615450,0.571323,0.536917/)
+
+XNUMB_SPEED_LKT(41,1:4) = (/0.261459,0.247465,0.236513,0.227507/)
+XMASS_SPEED_LKT(41,1:4) = (/0.695402,0.632120,0.586055,0.550232/)
+
+XNUMB_SPEED_LKT(42,1:4) = (/0.270684,0.255830,0.244240,0.234732/)
+XMASS_SPEED_LKT(42,1:4) = (/0.714841,0.648658,0.600651,0.563410/)
+
+XNUMB_SPEED_LKT(43,1:4) = (/0.279958,0.264220,0.251977,0.241958/)
+XMASS_SPEED_LKT(43,1:4) = (/0.734162,0.665062,0.615109,0.576451/)
+
+XNUMB_SPEED_LKT(44,1:4) = (/0.289277,0.272632,0.259723,0.249184/)
+XMASS_SPEED_LKT(44,1:4) = (/0.753363,0.681331,0.629429,0.589356/)
+
+XNUMB_SPEED_LKT(45,1:4) = (/0.298636,0.281063,0.267475,0.256405/)
+XMASS_SPEED_LKT(45,1:4) = (/0.772438,0.697464,0.643612,0.602127/)
+
+XNUMB_SPEED_LKT(46,1:4) = (/0.308031,0.289509,0.275228,0.263621/)
+XMASS_SPEED_LKT(46,1:4) = (/0.791386,0.713460,0.657659,0.614765/)
+
+XNUMB_SPEED_LKT(47,1:4) = (/0.317459,0.297967,0.282982,0.270828/)
+XMASS_SPEED_LKT(47,1:4) = (/0.810204,0.729318,0.671569,0.627270/)
+
+XNUMB_SPEED_LKT(48,1:4) = (/0.326916,0.306435,0.290733,0.278026/)
+XMASS_SPEED_LKT(48,1:4) = (/0.828890,0.745039,0.685344,0.639645/)
+
+XNUMB_SPEED_LKT(49,1:4) = (/0.336399,0.314908,0.298479,0.285211/)
+XMASS_SPEED_LKT(49,1:4) = (/0.847442,0.760622,0.698986,0.651891/)
+
+XNUMB_SPEED_LKT(50,1:4) = (/0.345905,0.323386,0.306218,0.292382/)
+XMASS_SPEED_LKT(50,1:4) = (/0.865859,0.776069,0.712494,0.664010/)
+
+XNUMB_SPEED_LKT(51,1:4) = (/0.355429,0.331865,0.313949,0.299539/)
+XMASS_SPEED_LKT(51,1:4) = (/0.884139,0.791379,0.725871,0.676004/)
+
+XNUMB_SPEED_LKT(52,1:4) = (/0.364970,0.340344,0.321668,0.306678/)
+XMASS_SPEED_LKT(52,1:4) = (/0.902284,0.806553,0.739118,0.687873/)
+
+XNUMB_SPEED_LKT(53,1:4) = (/0.374525,0.348819,0.329376,0.313799/)
+XMASS_SPEED_LKT(53,1:4) = (/0.920290,0.821592,0.752236,0.699621/)
+
+XNUMB_SPEED_LKT(54,1:4) = (/0.384090,0.357289,0.337069,0.320900/)
+XMASS_SPEED_LKT(54,1:4) = (/0.938160,0.836498,0.765227,0.711250/)
+
+XNUMB_SPEED_LKT(55,1:4) = (/0.393664,0.365752,0.344747,0.327981/)
+XMASS_SPEED_LKT(55,1:4) = (/0.955892,0.851270,0.778093,0.722760/)
+
+XNUMB_SPEED_LKT(56,1:4) = (/0.403243,0.374207,0.352408,0.335041/)
+XMASS_SPEED_LKT(56,1:4) = (/0.973486,0.865911,0.790835,0.734154/)
+
+XNUMB_SPEED_LKT(57,1:4) = (/0.412827,0.382651,0.360051,0.342077/)
+XMASS_SPEED_LKT(57,1:4) = (/0.990944,0.880422,0.803455,0.745434/)
+
+XNUMB_SPEED_LKT(58,1:4) = (/0.422411,0.391083,0.367675,0.349091/)
+XMASS_SPEED_LKT(58,1:4) = (/1.008265,0.894804,0.815955,0.756602/)
+
+XNUMB_SPEED_LKT(59,1:4) = (/0.431996,0.399502,0.375279,0.356079/)
+XMASS_SPEED_LKT(59,1:4) = (/1.025450,0.909058,0.828337,0.767660/)
+
+XNUMB_SPEED_LKT(60,1:4) = (/0.441578,0.407905,0.382861,0.363043/)
+XMASS_SPEED_LKT(60,1:4) = (/1.042500,0.923186,0.840602,0.778610/)
+
+XNUMB_SPEED_LKT(61,1:4) = (/0.451155,0.416293,0.390420,0.369981/)
+XMASS_SPEED_LKT(61,1:4) = (/1.059416,0.937190,0.852753,0.789453/)
+
+XNUMB_SPEED_LKT(62,1:4) = (/0.460727,0.424663,0.397957,0.376892/)
+XMASS_SPEED_LKT(62,1:4) = (/1.076198,0.951071,0.864790,0.800192/)
+
+XNUMB_SPEED_LKT(63,1:4) = (/0.470291,0.433014,0.405469,0.383776/)
+XMASS_SPEED_LKT(63,1:4) = (/1.092848,0.964831,0.876717,0.810828/)
+
+XNUMB_SPEED_LKT(64,1:4) = (/0.479845,0.441346,0.412957,0.390633/)
+XMASS_SPEED_LKT(64,1:4) = (/1.109366,0.978471,0.888534,0.821364/)
+
+XNUMB_SPEED_LKT(65,1:4) = (/0.489389,0.449658,0.420420,0.397462/)
+XMASS_SPEED_LKT(65,1:4) = (/1.125755,0.991992,0.900243,0.831801/)
+
+XNUMB_SPEED_LKT(66,1:4) = (/0.498921,0.457948,0.427856,0.404263/)
+XMASS_SPEED_LKT(66,1:4) = (/1.142015,1.005398,0.911847,0.842140/)
+
+XNUMB_SPEED_LKT(67,1:4) = (/0.508440,0.466215,0.435266,0.411034/)
+XMASS_SPEED_LKT(67,1:4) = (/1.158147,1.018689,0.923347,0.852385/)
+
+XNUMB_SPEED_LKT(68,1:4) = (/0.517944,0.474460,0.442648,0.417777/)
+XMASS_SPEED_LKT(68,1:4) = (/1.174153,1.031866,0.934744,0.862536/)
+
+XNUMB_SPEED_LKT(69,1:4) = (/0.527432,0.482681,0.450004,0.424490/)
+XMASS_SPEED_LKT(69,1:4) = (/1.190034,1.044933,0.946041,0.872595/)
+
+XNUMB_SPEED_LKT(70,1:4) = (/0.536903,0.490877,0.457331,0.431174/)
+XMASS_SPEED_LKT(70,1:4) = (/1.205791,1.057889,0.957240,0.882565/)
+
+XNUMB_SPEED_LKT(71,1:4) = (/0.546356,0.499047,0.464630,0.437828/)
+XMASS_SPEED_LKT(71,1:4) = (/1.221426,1.070738,0.968341,0.892445/)
+
+XNUMB_SPEED_LKT(72,1:4) = (/0.555790,0.507193,0.471900,0.444452/)
+XMASS_SPEED_LKT(72,1:4) = (/1.236941,1.083480,0.979347,0.902240/)
+
+XNUMB_SPEED_LKT(73,1:4) = (/0.565205,0.515311,0.479141,0.451046/)
+XMASS_SPEED_LKT(73,1:4) = (/1.252336,1.096117,0.990259,0.911949/)
+
+XNUMB_SPEED_LKT(74,1:4) = (/0.574599,0.523403,0.486353,0.457610/)
+XMASS_SPEED_LKT(74,1:4) = (/1.267613,1.108651,1.001079,0.921574/)
+
+XNUMB_SPEED_LKT(75,1:4) = (/0.583971,0.531468,0.493535,0.464143/)
+XMASS_SPEED_LKT(75,1:4) = (/1.282774,1.121083,1.011808,0.931117/)
+
+XNUMB_SPEED_LKT(76,1:4) = (/0.593321,0.539505,0.500688,0.470646/)
+XMASS_SPEED_LKT(76,1:4) = (/1.297820,1.133415,1.022448,0.940580/)
+
+XNUMB_SPEED_LKT(77,1:4) = (/0.602648,0.547514,0.507811,0.477119/)
+XMASS_SPEED_LKT(77,1:4) = (/1.312753,1.145648,1.033001,0.949964/)
+
+XNUMB_SPEED_LKT(78,1:4) = (/0.611952,0.555495,0.514903,0.483560/)
+XMASS_SPEED_LKT(78,1:4) = (/1.327573,1.157785,1.043468,0.959271/)
+
+XNUMB_SPEED_LKT(79,1:4) = (/0.621231,0.563447,0.521966,0.489972/)
+XMASS_SPEED_LKT(79,1:4) = (/1.342283,1.169826,1.053851,0.968501/)
+
+XNUMB_SPEED_LKT(80,1:4) = (/0.630486,0.571370,0.528998,0.496353/)
+XMASS_SPEED_LKT(80,1:4) = (/1.356884,1.181774,1.064150,0.977656/)
+
+XNUMB_SPEED_LKT(81,1:4) = (/0.639715,0.579264,0.536000,0.502703/)
+XMASS_SPEED_LKT(81,1:4) = (/1.371378,1.193628,1.074368,0.986738/)
+
+XNUMB_SPEED_LKT(82,1:4) = (/0.648918,0.587128,0.542971,0.509023/)
+XMASS_SPEED_LKT(82,1:4) = (/1.385765,1.205392,1.084505,0.995748/)
+
+XNUMB_SPEED_LKT(83,1:4) = (/0.658095,0.594963,0.549912,0.515313/)
+XMASS_SPEED_LKT(83,1:4) = (/1.400047,1.217066,1.094564,1.004687/)
+
+XNUMB_SPEED_LKT(84,1:4) = (/0.667245,0.602768,0.556823,0.521572/)
+XMASS_SPEED_LKT(84,1:4) = (/1.414226,1.228653,1.104546,1.013556/)
+
+XNUMB_SPEED_LKT(85,1:4) = (/0.676368,0.610543,0.563703,0.527802/)
+XMASS_SPEED_LKT(85,1:4) = (/1.428304,1.240152,1.114451,1.022357/)
+
+XNUMB_SPEED_LKT(86,1:4) = (/0.685464,0.618287,0.570552,0.534001/)
+XMASS_SPEED_LKT(86,1:4) = (/1.442280,1.251566,1.124281,1.031092/)
+
+XNUMB_SPEED_LKT(87,1:4) = (/0.694531,0.626002,0.577371,0.540170/)
+XMASS_SPEED_LKT(87,1:4) = (/1.456158,1.262896,1.134038,1.039760/)
+
+XNUMB_SPEED_LKT(88,1:4) = (/0.703570,0.633686,0.584159,0.546309/)
+XMASS_SPEED_LKT(88,1:4) = (/1.469938,1.274143,1.143723,1.048363/)
+
+XNUMB_SPEED_LKT(89,1:4) = (/0.712581,0.641340,0.590918,0.552418/)
+XMASS_SPEED_LKT(89,1:4) = (/1.483622,1.285309,1.153336,1.056903/)
+
+XNUMB_SPEED_LKT(90,1:4) = (/0.721563,0.648964,0.597645,0.558498/)
+XMASS_SPEED_LKT(90,1:4) = (/1.497210,1.296395,1.162879,1.065381/)
+
+XNUMB_SPEED_LKT(91,1:4) = (/0.730516,0.656557,0.604343,0.564548/)
+XMASS_SPEED_LKT(91,1:4) = (/1.510705,1.307402,1.172354,1.073797/)
+
+XNUMB_SPEED_LKT(92,1:4) = (/0.739440,0.664119,0.611010,0.570569/)
+XMASS_SPEED_LKT(92,1:4) = (/1.524108,1.318331,1.181761,1.082152/)
+
+XNUMB_SPEED_LKT(93,1:4) = (/0.748334,0.671651,0.617648,0.576560/)
+XMASS_SPEED_LKT(93,1:4) = (/1.537419,1.329184,1.191101,1.090449/)
+
+XNUMB_SPEED_LKT(94,1:4) = (/0.757199,0.679153,0.624255,0.582523/)
+XMASS_SPEED_LKT(94,1:4) = (/1.550640,1.339962,1.200377,1.098687/)
+
+XNUMB_SPEED_LKT(95,1:4) = (/0.766034,0.686624,0.630833,0.588456/)
+XMASS_SPEED_LKT(95,1:4) = (/1.563773,1.350665,1.209587,1.106867/)
+
+XNUMB_SPEED_LKT(96,1:4) = (/0.774839,0.694064,0.637380,0.594361/)
+XMASS_SPEED_LKT(96,1:4) = (/1.576819,1.361296,1.218735,1.114992/)
+
+XNUMB_SPEED_LKT(97,1:4) = (/0.783614,0.701474,0.643898,0.600238/)
+XMASS_SPEED_LKT(97,1:4) = (/1.589779,1.371855,1.227820,1.123060/)
+
+XNUMB_SPEED_LKT(98,1:4) = (/0.792358,0.708854,0.650387,0.606085/)
+XMASS_SPEED_LKT(98,1:4) = (/1.602653,1.382343,1.236844,1.131075/)
+
+XNUMB_SPEED_LKT(99,1:4) = (/0.801073,0.716204,0.656846,0.611905/)
+XMASS_SPEED_LKT(99,1:4) = (/1.615444,1.392761,1.245807,1.139036/)
+
+XNUMB_SPEED_LKT(100,1:4) = (/0.809757,0.723523,0.663276,0.617697/)
+XMASS_SPEED_LKT(100,1:4) = (/1.628153,1.403111,1.254711,1.146944/)
+
+XNUMB_SPEED_LKT(101,1:4) = (/0.818411,0.730812,0.669677,0.623461/)
+XMASS_SPEED_LKT(101,1:4) = (/1.640780,1.413394,1.263557,1.154800/)
+
+XNUMB_SPEED_LKT(102,1:4) = (/0.827035,0.738071,0.676049,0.629197/)
+XMASS_SPEED_LKT(102,1:4) = (/1.653326,1.423610,1.272346,1.162605/)
+
+XNUMB_SPEED_LKT(103,1:4) = (/0.835628,0.745300,0.682393,0.634906/)
+XMASS_SPEED_LKT(103,1:4) = (/1.665794,1.433760,1.281077,1.170360/)
+
+XNUMB_SPEED_LKT(104,1:4) = (/0.844190,0.752499,0.688707,0.640588/)
+XMASS_SPEED_LKT(104,1:4) = (/1.678183,1.443846,1.289753,1.178066/)
+
+XNUMB_SPEED_LKT(105,1:4) = (/0.852722,0.759668,0.694994,0.646243/)
+XMASS_SPEED_LKT(105,1:4) = (/1.690496,1.453868,1.298375,1.185723/)
+
+XNUMB_SPEED_LKT(106,1:4) = (/0.861224,0.766808,0.701252,0.651870/)
+XMASS_SPEED_LKT(106,1:4) = (/1.702733,1.463828,1.306942,1.193332/)
+
+XNUMB_SPEED_LKT(107,1:4) = (/0.869695,0.773918,0.707481,0.657472/)
+XMASS_SPEED_LKT(107,1:4) = (/1.714894,1.473726,1.315456,1.200894/)
+
+XNUMB_SPEED_LKT(108,1:4) = (/0.878135,0.780999,0.713683,0.663046/)
+XMASS_SPEED_LKT(108,1:4) = (/1.726982,1.483564,1.323918,1.208409/)
+
+XNUMB_SPEED_LKT(109,1:4) = (/0.886545,0.788050,0.719858,0.668595/)
+XMASS_SPEED_LKT(109,1:4) = (/1.738997,1.493341,1.332329,1.215879/)
+
+XNUMB_SPEED_LKT(110,1:4) = (/0.894925,0.795072,0.726004,0.674117/)
+XMASS_SPEED_LKT(110,1:4) = (/1.750941,1.503059,1.340688,1.223305/)
+
+XNUMB_SPEED_LKT(111,1:4) = (/0.903274,0.802066,0.732124,0.679614/)
+XMASS_SPEED_LKT(111,1:4) = (/1.762813,1.512720,1.348998,1.230685/)
+
+XNUMB_SPEED_LKT(112,1:4) = (/0.911593,0.809030,0.738216,0.685085/)
+XMASS_SPEED_LKT(112,1:4) = (/1.774616,1.522323,1.357258,1.238023/)
+
+XNUMB_SPEED_LKT(113,1:4) = (/0.919882,0.815966,0.744281,0.690531/)
+XMASS_SPEED_LKT(113,1:4) = (/1.786349,1.531869,1.365470,1.245317/)
+
+XNUMB_SPEED_LKT(114,1:4) = (/0.928140,0.822873,0.750319,0.695951/)
+XMASS_SPEED_LKT(114,1:4) = (/1.798015,1.541360,1.373634,1.252569/)
+
+XNUMB_SPEED_LKT(115,1:4) = (/0.936369,0.829751,0.756331,0.701346/)
+XMASS_SPEED_LKT(115,1:4) = (/1.809613,1.550796,1.381751,1.259780/)
+
+XNUMB_SPEED_LKT(116,1:4) = (/0.944567,0.836601,0.762316,0.706717/)
+XMASS_SPEED_LKT(116,1:4) = (/1.821145,1.560178,1.389821,1.266949/)
+
+XNUMB_SPEED_LKT(117,1:4) = (/0.952735,0.843423,0.768275,0.712063/)
+XMASS_SPEED_LKT(117,1:4) = (/1.832612,1.569506,1.397846,1.274078/)
+
+XNUMB_SPEED_LKT(118,1:4) = (/0.960874,0.850218,0.774208,0.717385/)
+XMASS_SPEED_LKT(118,1:4) = (/1.844014,1.578782,1.405825,1.281167/)
+
+XNUMB_SPEED_LKT(119,1:4) = (/0.968982,0.856984,0.780115,0.722682/)
+XMASS_SPEED_LKT(119,1:4) = (/1.855353,1.588006,1.413760,1.288217/)
+
+XNUMB_SPEED_LKT(120,1:4) = (/0.977061,0.863722,0.785996,0.727955/)
+XMASS_SPEED_LKT(120,1:4) = (/1.866629,1.597178,1.421652,1.295229/)
+
+XNUMB_SPEED_LKT(121,1:4) = (/0.985111,0.870434,0.791852,0.733205/)
+XMASS_SPEED_LKT(121,1:4) = (/1.877843,1.606301,1.429500,1.302202/)
+
+XNUMB_SPEED_LKT(122,1:4) = (/0.993131,0.877117,0.797682,0.738431/)
+XMASS_SPEED_LKT(122,1:4) = (/1.888996,1.615373,1.437305,1.309137/)
+
+XNUMB_SPEED_LKT(123,1:4) = (/1.001121,0.883774,0.803487,0.743633/)
+XMASS_SPEED_LKT(123,1:4) = (/1.900088,1.624397,1.445069,1.316036/)
+
+XNUMB_SPEED_LKT(124,1:4) = (/1.009083,0.890404,0.809268,0.748812/)
+XMASS_SPEED_LKT(124,1:4) = (/1.911121,1.633372,1.452791,1.322898/)
+
+XNUMB_SPEED_LKT(125,1:4) = (/1.017015,0.897007,0.815023,0.753969/)
+XMASS_SPEED_LKT(125,1:4) = (/1.922095,1.642299,1.460472,1.329723/)
+
+XNUMB_SPEED_LKT(126,1:4) = (/1.024918,0.903583,0.820754,0.759102/)
+XMASS_SPEED_LKT(126,1:4) = (/1.933011,1.651179,1.468113,1.336514/)
+
+XNUMB_SPEED_LKT(127,1:4) = (/1.032792,0.910133,0.826461,0.764213/)
+XMASS_SPEED_LKT(127,1:4) = (/1.943870,1.660012,1.475715,1.343269/)
+
+XNUMB_SPEED_LKT(128,1:4) = (/1.040638,0.916656,0.832143,0.769302/)
+XMASS_SPEED_LKT(128,1:4) = (/1.954672,1.668800,1.483277,1.349990/)
+
+XNUMB_SPEED_LKT(129,1:4) = (/1.048455,0.923153,0.837802,0.774368/)
+XMASS_SPEED_LKT(129,1:4) = (/1.965418,1.677543,1.490800,1.356677/)
+
+XNUMB_SPEED_LKT(130,1:4) = (/1.056243,0.929625,0.843437,0.779412/)
+XMASS_SPEED_LKT(130,1:4) = (/1.976110,1.686240,1.498285,1.363330/)
+
+XNUMB_SPEED_LKT(131,1:4) = (/1.064003,0.936070,0.849048,0.784434/)
+XMASS_SPEED_LKT(131,1:4) = (/1.986746,1.694894,1.505733,1.369950/)
+
+XNUMB_SPEED_LKT(132,1:4) = (/1.071735,0.942490,0.854635,0.789435/)
+XMASS_SPEED_LKT(132,1:4) = (/1.997329,1.703504,1.513143,1.376537/)
+
+XNUMB_SPEED_LKT(133,1:4) = (/1.079438,0.948885,0.860199,0.794414/)
+XMASS_SPEED_LKT(133,1:4) = (/2.007859,1.712071,1.520517,1.383092/)
+
+XNUMB_SPEED_LKT(134,1:4) = (/1.087114,0.955254,0.865741,0.799372/)
+XMASS_SPEED_LKT(134,1:4) = (/2.018336,1.720596,1.527855,1.389615/)
+
+XNUMB_SPEED_LKT(135,1:4) = (/1.094762,0.961598,0.871259,0.804309/)
+XMASS_SPEED_LKT(135,1:4) = (/2.028761,1.729079,1.535157,1.396106/)
+
+XNUMB_SPEED_LKT(136,1:4) = (/1.102382,0.967917,0.876755,0.809225/)
+XMASS_SPEED_LKT(136,1:4) = (/2.039136,1.737520,1.542423,1.402567/)
+
+XNUMB_SPEED_LKT(137,1:4) = (/1.109975,0.974212,0.882228,0.814120/)
+XMASS_SPEED_LKT(137,1:4) = (/2.049459,1.745921,1.549655,1.408996/)
+
+XNUMB_SPEED_LKT(138,1:4) = (/1.117540,0.980482,0.887679,0.818994/)
+XMASS_SPEED_LKT(138,1:4) = (/2.059733,1.754281,1.556852,1.415396/)
+
+XNUMB_SPEED_LKT(139,1:4) = (/1.125079,0.986727,0.893107,0.823848/)
+XMASS_SPEED_LKT(139,1:4) = (/2.069957,1.762601,1.564016,1.421766/)
+
+XNUMB_SPEED_LKT(140,1:4) = (/1.132590,0.992948,0.898514,0.828682/)
+XMASS_SPEED_LKT(140,1:4) = (/2.080133,1.770882,1.571146,1.428106/)
+
+XNUMB_SPEED_LKT(141,1:4) = (/1.140074,0.999145,0.903899,0.833496/)
+XMASS_SPEED_LKT(141,1:4) = (/2.090260,1.779125,1.578243,1.434417/)
+
+XNUMB_SPEED_LKT(142,1:4) = (/1.147531,1.005319,0.909262,0.838290/)
+XMASS_SPEED_LKT(142,1:4) = (/2.100340,1.787329,1.585307,1.440699/)
+
+XNUMB_SPEED_LKT(143,1:4) = (/1.154962,1.011468,0.914604,0.843064/)
+XMASS_SPEED_LKT(143,1:4) = (/2.110373,1.795495,1.592339,1.446953/)
+
+XNUMB_SPEED_LKT(144,1:4) = (/1.162366,1.017594,0.919924,0.847819/)
+XMASS_SPEED_LKT(144,1:4) = (/2.120359,1.803623,1.599339,1.453179/)
+
+XNUMB_SPEED_LKT(145,1:4) = (/1.169744,1.023697,0.925223,0.852555/)
+XMASS_SPEED_LKT(145,1:4) = (/2.130300,1.811715,1.606307,1.459377/)
+
+XNUMB_SPEED_LKT(146,1:4) = (/1.177096,1.029777,0.930502,0.857271/)
+XMASS_SPEED_LKT(146,1:4) = (/2.140195,1.819770,1.613245,1.465548/)
+
+XNUMB_SPEED_LKT(147,1:4) = (/1.184422,1.035833,0.935759,0.861968/)
+XMASS_SPEED_LKT(147,1:4) = (/2.150045,1.827789,1.620152,1.471691/)
+
+XNUMB_SPEED_LKT(148,1:4) = (/1.191722,1.041867,0.940996,0.866647/)
+XMASS_SPEED_LKT(148,1:4) = (/2.159851,1.835772,1.627028,1.477808/)
+
+XNUMB_SPEED_LKT(149,1:4) = (/1.198996,1.047877,0.946213,0.871306/)
+XMASS_SPEED_LKT(149,1:4) = (/2.169612,1.843720,1.633874,1.483899/)
+
+XNUMB_SPEED_LKT(150,1:4) = (/1.206245,1.053866,0.951409,0.875947/)
+XMASS_SPEED_LKT(150,1:4) = (/2.179331,1.851633,1.640691,1.489964/)
+
+XNUMB_SPEED_LKT(151,1:4) = (/1.213468,1.059832,0.956585,0.880570/)
+XMASS_SPEED_LKT(151,1:4) = (/2.189007,1.859512,1.647479,1.496002/)
+
+XNUMB_SPEED_LKT(152,1:4) = (/1.220666,1.065775,0.961741,0.885175/)
+XMASS_SPEED_LKT(152,1:4) = (/2.198640,1.867357,1.654237,1.502016/)
+
+XNUMB_SPEED_LKT(153,1:4) = (/1.227839,1.071697,0.966877,0.889761/)
+XMASS_SPEED_LKT(153,1:4) = (/2.208232,1.875168,1.660967,1.508004/)
+
+XNUMB_SPEED_LKT(154,1:4) = (/1.234987,1.077597,0.971994,0.894330/)
+XMASS_SPEED_LKT(154,1:4) = (/2.217782,1.882946,1.667668,1.513967/)
+
+XNUMB_SPEED_LKT(155,1:4) = (/1.242110,1.083475,0.977091,0.898881/)
+XMASS_SPEED_LKT(155,1:4) = (/2.227291,1.890690,1.674342,1.519906/)
+
+XNUMB_SPEED_LKT(156,1:4) = (/1.249209,1.089331,0.982169,0.903414/)
+XMASS_SPEED_LKT(156,1:4) = (/2.236759,1.898403,1.680988,1.525820/)
+
+XNUMB_SPEED_LKT(157,1:4) = (/1.256283,1.095166,0.987228,0.907930/)
+XMASS_SPEED_LKT(157,1:4) = (/2.246188,1.906083,1.687607,1.531710/)
+
+XNUMB_SPEED_LKT(158,1:4) = (/1.263333,1.100980,0.992267,0.912428/)
+XMASS_SPEED_LKT(158,1:4) = (/2.255577,1.913731,1.694198,1.537577/)
+
+XNUMB_SPEED_LKT(159,1:4) = (/1.270359,1.106773,0.997288,0.916909/)
+XMASS_SPEED_LKT(159,1:4) = (/2.264927,1.921348,1.700763,1.543420/)
+
+XNUMB_SPEED_LKT(160,1:4) = (/1.277360,1.112544,1.002290,0.921374/)
+XMASS_SPEED_LKT(160,1:4) = (/2.274238,1.928934,1.707301,1.549240/)
+
+XNUMB_SPEED_LKT(161,1:4) = (/1.284338,1.118295,1.007274,0.925821/)
+XMASS_SPEED_LKT(161,1:4) = (/2.283510,1.936489,1.713814,1.555036/)
+
+XNUMB_SPEED_LKT(162,1:4) = (/1.291292,1.124026,1.012239,0.930252/)
+XMASS_SPEED_LKT(162,1:4) = (/2.292745,1.944014,1.720300,1.560810/)
+
+XNUMB_SPEED_LKT(163,1:4) = (/1.298222,1.129736,1.017186,0.934666/)
+XMASS_SPEED_LKT(163,1:4) = (/2.301942,1.951509,1.726761,1.566562/)
+
+XNUMB_SPEED_LKT(164,1:4) = (/1.305129,1.135425,1.022115,0.939064/)
+XMASS_SPEED_LKT(164,1:4) = (/2.311102,1.958974,1.733197,1.572291/)
+
+XNUMB_SPEED_LKT(165,1:4) = (/1.312013,1.141094,1.027026,0.943445/)
+XMASS_SPEED_LKT(165,1:4) = (/2.320226,1.966409,1.739607,1.577999/)
+
+XNUMB_SPEED_LKT(166,1:4) = (/1.318874,1.146744,1.031919,0.947810/)
+XMASS_SPEED_LKT(166,1:4) = (/2.329313,1.973815,1.745993,1.583684/)
+
+XNUMB_SPEED_LKT(167,1:4) = (/1.325711,1.152373,1.036794,0.952159/)
+XMASS_SPEED_LKT(167,1:4) = (/2.338364,1.981193,1.752354,1.589348/)
+
+XNUMB_SPEED_LKT(168,1:4) = (/1.332526,1.157983,1.041652,0.956493/)
+XMASS_SPEED_LKT(168,1:4) = (/2.347379,1.988542,1.758692,1.594991/)
+
+XNUMB_SPEED_LKT(169,1:4) = (/1.339318,1.163573,1.046492,0.960810/)
+XMASS_SPEED_LKT(169,1:4) = (/2.356360,1.995863,1.765005,1.600613/)
+
+XNUMB_SPEED_LKT(170,1:4) = (/1.346088,1.169143,1.051315,0.965112/)
+XMASS_SPEED_LKT(170,1:4) = (/2.365305,2.003155,1.771294,1.606214/)
+
+XNUMB_SPEED_LKT(171,1:4) = (/1.352835,1.174695,1.056121,0.969398/)
+XMASS_SPEED_LKT(171,1:4) = (/2.374216,2.010421,1.777560,1.611794/)
+
+XNUMB_SPEED_LKT(172,1:4) = (/1.359560,1.180227,1.060910,0.973669/)
+XMASS_SPEED_LKT(172,1:4) = (/2.383093,2.017658,1.783803,1.617354/)
+
+XNUMB_SPEED_LKT(173,1:4) = (/1.366263,1.185740,1.065682,0.977925/)
+XMASS_SPEED_LKT(173,1:4) = (/2.391936,2.024869,1.790023,1.622893/)
+
+XNUMB_SPEED_LKT(174,1:4) = (/1.372943,1.191234,1.070437,0.982166/)
+XMASS_SPEED_LKT(174,1:4) = (/2.400745,2.032053,1.796220,1.628413/)
+
+XNUMB_SPEED_LKT(175,1:4) = (/1.379602,1.196710,1.075176,0.986391/)
+XMASS_SPEED_LKT(175,1:4) = (/2.409522,2.039211,1.802394,1.633912/)
+
+XNUMB_SPEED_LKT(176,1:4) = (/1.386240,1.202167,1.079898,0.990602/)
+XMASS_SPEED_LKT(176,1:4) = (/2.418265,2.046342,1.808546,1.639393/)
+
+XNUMB_SPEED_LKT(177,1:4) = (/1.392856,1.207605,1.084604,0.994798/)
+XMASS_SPEED_LKT(177,1:4) = (/2.426976,2.053447,1.814676,1.644853/)
+
+XNUMB_SPEED_LKT(178,1:4) = (/1.399450,1.213025,1.089294,0.998979/)
+XMASS_SPEED_LKT(178,1:4) = (/2.435655,2.060527,1.820784,1.650295/)
+
+XNUMB_SPEED_LKT(179,1:4) = (/1.406023,1.218427,1.093968,1.003146/)
+XMASS_SPEED_LKT(179,1:4) = (/2.444302,2.067581,1.826871,1.655717/)
+
+XNUMB_SPEED_LKT(180,1:4) = (/1.412575,1.223811,1.098625,1.007298/)
+XMASS_SPEED_LKT(180,1:4) = (/2.452918,2.074610,1.832936,1.661121/)
+
+XNUMB_SPEED_LKT(181,1:4) = (/1.419107,1.229177,1.103267,1.011437/)
+XMASS_SPEED_LKT(181,1:4) = (/2.461502,2.081613,1.838980,1.666506/)
+
+XNUMB_SPEED_LKT(182,1:4) = (/1.425617,1.234525,1.107893,1.015560/)
+XMASS_SPEED_LKT(182,1:4) = (/2.470056,2.088592,1.845003,1.671872/)
+
+XNUMB_SPEED_LKT(183,1:4) = (/1.432106,1.239856,1.112504,1.019670/)
+XMASS_SPEED_LKT(183,1:4) = (/2.478579,2.095547,1.851005,1.677220/)
+
+XNUMB_SPEED_LKT(184,1:4) = (/1.438575,1.245168,1.117099,1.023766/)
+XMASS_SPEED_LKT(184,1:4) = (/2.487071,2.102477,1.856986,1.682550/)
+
+XNUMB_SPEED_LKT(185,1:4) = (/1.445024,1.250464,1.121678,1.027848/)
+XMASS_SPEED_LKT(185,1:4) = (/2.495533,2.109383,1.862948,1.687863/)
+
+XNUMB_SPEED_LKT(186,1:4) = (/1.451452,1.255742,1.126243,1.031917/)
+XMASS_SPEED_LKT(186,1:4) = (/2.503966,2.116266,1.868888,1.693157/)
+
+XNUMB_SPEED_LKT(187,1:4) = (/1.457860,1.261003,1.130792,1.035971/)
+XMASS_SPEED_LKT(187,1:4) = (/2.512369,2.123125,1.874809,1.698433/)
+
+XNUMB_SPEED_LKT(188,1:4) = (/1.464248,1.266247,1.135327,1.040013/)
+XMASS_SPEED_LKT(188,1:4) = (/2.520743,2.129960,1.880710,1.703693/)
+
+XNUMB_SPEED_LKT(189,1:4) = (/1.470616,1.271474,1.139846,1.044041/)
+XMASS_SPEED_LKT(189,1:4) = (/2.529088,2.136772,1.886591,1.708934/)
+
+XNUMB_SPEED_LKT(190,1:4) = (/1.476965,1.276684,1.144351,1.048055/)
+XMASS_SPEED_LKT(190,1:4) = (/2.537404,2.143562,1.892453,1.714159/)
+
+XNUMB_SPEED_LKT(191,1:4) = (/1.483293,1.281878,1.148841,1.052056/)
+XMASS_SPEED_LKT(191,1:4) = (/2.545692,2.150328,1.898295,1.719367/)
+
+XNUMB_SPEED_LKT(192,1:4) = (/1.489603,1.287055,1.153316,1.056045/)
+XMASS_SPEED_LKT(192,1:4) = (/2.553951,2.157072,1.904119,1.724558/)
+
+XNUMB_SPEED_LKT(193,1:4) = (/1.495892,1.292215,1.157777,1.060020/)
+XMASS_SPEED_LKT(193,1:4) = (/2.562183,2.163794,1.909923,1.729732/)
+
+XNUMB_SPEED_LKT(194,1:4) = (/1.502163,1.297360,1.162224,1.063982/)
+XMASS_SPEED_LKT(194,1:4) = (/2.570387,2.170493,1.915708,1.734889/)
+
+XNUMB_SPEED_LKT(195,1:4) = (/1.508414,1.302488,1.166656,1.067932/)
+XMASS_SPEED_LKT(195,1:4) = (/2.578563,2.177171,1.921475,1.740031/)
+
+XNUMB_SPEED_LKT(196,1:4) = (/1.514647,1.307599,1.171075,1.071869/)
+XMASS_SPEED_LKT(196,1:4) = (/2.586713,2.183826,1.927223,1.745156/)
+
+END IF
+END SUBROUTINE BLOWSNOW_SEDIM_LKT_SET
+
+END MODULE MODE_BLOWSNOW_SEDIM_LKT
diff --git a/src/MNH/modn_blowsnow.f90 b/src/MNH/modn_blowsnow.f90
new file mode 100644
index 0000000000000000000000000000000000000000..42821a6c0078317f6bd9430ea9cc90f0fe3141d7
--- /dev/null
+++ b/src/MNH/modn_blowsnow.f90
@@ -0,0 +1,36 @@
+!MNH_LIC Copyright 1994-2018 CNRS, Meteo-France and Universite Paul Sabatier
+!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
+!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!MNH_LIC for details. version 1.
+!-----------------------------------------------------------------
+!! #####################
+ MODULE MODN_BLOWSNOW
+!! #####################
+!!
+!!*** *MODN_BLOWSNOW*
+!!
+!! PURPOSE
+!! -------
+! Namelist for drifting snow scheme parameters
+!!
+!!** AUTHOR
+!! ------
+!! V.Vionnet *CNRM*
+!
+!! MODIFICATIONS
+!! -------------
+!! Original 07/04/08
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!!
+!-----------------------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+! -----------------
+USE MODD_BLOWSNOW
+IMPLICIT NONE
+!
+NAMELIST /NAM_BLOWSNOW/ LBLOWSNOW, CSNOWSEDIM,XALPHA_SNOW, XRSNOW
+!
+END MODULE MODN_BLOWSNOW
diff --git a/src/MNH/modn_blowsnown.f90 b/src/MNH/modn_blowsnown.f90
new file mode 100644
index 0000000000000000000000000000000000000000..19d23543de5889d212d10a921f6ffe1bd5be2038
--- /dev/null
+++ b/src/MNH/modn_blowsnown.f90
@@ -0,0 +1,50 @@
+!MNH_LIC Copyright 1994-2018 CNRS, Meteo-France and Universite Paul Sabatier
+!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
+!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!MNH_LIC for details. version 1.
+!-----------------------------------------------------------------
+!! #####################
+ MODULE MODN_BLOWSNOW_n
+!! #####################
+!!
+!!*** *MODN_BLOWSNOW*
+!!
+!! PURPOSE
+!! -------
+! Namelist for drifting snow scheme parameters
+!!
+!!** AUTHOR
+!! ------
+!! V.Vionnet *CNRM*
+!
+!! MODIFICATIONS
+!! -------------
+!! Original 07/04/08
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!!
+!-----------------------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+! -----------------
+USE MODD_BLOWSNOW_n, ONLY : &
+LSNOWSUBL_n => LSNOWSUBL
+
+IMPLICIT NONE
+!
+LOGICAL,SAVE :: LSNOWSUBL
+
+NAMELIST /NAM_BLOWSNOWn/ LSNOWSUBL
+!
+CONTAINS
+
+SUBROUTINE INIT_NAM_BLOWSNOWn
+LSNOWSUBL = LSNOWSUBL_n
+END SUBROUTINE INIT_NAM_BLOWSNOWn
+
+SUBROUTINE UPDATE_NAM_BLOWSNOWn
+LSNOWSUBL_n = LSNOWSUBL
+END SUBROUTINE UPDATE_NAM_BLOWSNOWn
+
+END MODULE MODN_BLOWSNOW_n
diff --git a/src/MNH/sedim_blowsnow.f90 b/src/MNH/sedim_blowsnow.f90
new file mode 100644
index 0000000000000000000000000000000000000000..80edcfdb2309ebf845bc8db4e37f343939f59b40
--- /dev/null
+++ b/src/MNH/sedim_blowsnow.f90
@@ -0,0 +1,202 @@
+!MNH_LIC Copyright 1994-2018 CNRS, Meteo-France and Universite Paul Sabatier
+!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
+!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!MNH_LIC for details. version 1.
+!-----------------------------------------------------------------
+! ##############################
+ MODULE MODI_SEDIM_BLOWSNOW
+!! ##############################
+!!
+INTERFACE
+!
+SUBROUTINE SEDIM_BLOWSNOW( &
+ PTHT & !I [K] theta
+ ,PDTMONITOR & !I Time step
+ ,PRHODREF & !I [kg/m3] air density
+ ,PPABST & !I [Pa] pressure
+ ,PZZ & !I [m] height of layers
+ ,PSVT & !IO [scalar variable, ppp] Blowing snow concentration
+ ,PSVS & !IO ! Blowing snow variable source
+ ,PVGK & !I [m/s] Blowing snow variable settling velocity
+ )
+
+IMPLICIT NONE
+
+REAL, INTENT(IN) :: PDTMONITOR
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVT !scalar variable
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVS !scalar variable
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PTHT,PRHODREF, PZZ
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PPABST
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PVGK !Settling velocity of blowing snow variable
+
+
+
+END SUBROUTINE SEDIM_BLOWSNOW
+!!
+END INTERFACE
+!!
+END MODULE MODI_SEDIM_BLOWSNOW
+
+!! #######################################
+ SUBROUTINE SEDIM_BLOWSNOW(PTHT,PDTMONITOR,&
+ PRHODREF,PPABST,PZZ,PSVT,&
+ PSVS,PVGK)
+!! #######################################
+!!
+!! PURPOSE
+!! -------
+!!
+!! REFERENCE
+!! ---------
+!! Based on sedim_dust.f90 from Pierre Tulet
+!!
+!! AUTHOR
+!! ------
+!! Vincent Vionnet (GMME)
+!!
+!! MODIFICATIONS
+!! -------------
+!! Original
+!!
+!!
+!! IMPLICIT ARGUMENTS
+!
+USE MODD_BLOWSNOW
+USE MODD_CSTS_BLOWSNOW
+USE MODI_BLOWSNOW_VELGRAV
+USE MODE_BLOWSNOW_PSD
+!
+!
+IMPLICIT NONE
+!* 0.1 declarations of arguments
+!
+REAL, INTENT(IN) :: PDTMONITOR
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVT !scalar variable
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVS !scalar variable
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PTHT,PRHODREF, PZZ
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PPABST
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PVGK !Settling velocity of blowing snow variable
+
+!
+!* 0.2 declarations of local variables
+!
+REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3)) :: ZRG, ZBETA!,ZMOB
+REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3),NBLOWSNOW3D) :: ZPM, ZPMOLD
+REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3)+1,NBLOWSNOW3D) :: ZFLUXSED, ZFLUXMAX
+REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3)) :: ZH, ZW, ZVSNUMMAX
+REAL, DIMENSION(2) :: ZPMIN
+REAL :: ZRGMIN,ZHMIN,ZTSPLITR,ZVSMAX,ZT
+INTEGER :: ILU ! indice K End in z direction
+INTEGER :: JK,JN,JT ! Loop counters
+INTEGER :: ISPLITA
+REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3),NBLOWSNOW3D) :: ZPSVS
+REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3),NBLOWSNOW3D) :: ZSVS
+!
+!* 0.3 initialize constant
+!
+ZH(:,:,:) = 0.
+ZW(:,:,:) = 0.
+ZFLUXSED(:,:,:,:) = 0.
+ILU = SIZE(PSVT,3)
+ZPSVS(:,:,:,:) = 0.0
+!
+!
+!* 1. compute dimensions of arrays
+!
+!Get minimum values possible
+ ZPMIN(1) = XN0MIN_SNW
+ ZRGMIN = XINIRADIUS_SNW
+ ZPMIN(2) = 4*XPI*XRHOLI/3*(ZRGMIN/XALPHA_SNOW)**3.*(XALPHA_SNOW+2)*(XALPHA_SNOW+1)*XALPHA_SNOW*XN0MIN_SNW
+!
+!
+!* 2. compute BETA, RG and moments using profile at time t (PSVT)
+!
+!
+CALL PPP2SNOW(PSVT, PRHODREF, PBET3D=ZBETA, PRG3D=ZRG, PM3D=ZPM)! ,PMOB3D=ZMOB)
+
+!
+!* 3. Mobility Index evolution
+!
+! Temporal decrease towards fine grain in 6 hours from fresh snow
+!WHERE(PSVS(:,:,:,2)>0)
+! ZMOB(:,:,:) = PSVS(:,:,:,3)/PSVS(:,:,:,2)
+!END WHERE
+!ZMOB(:,:,:) = MAX(1.2,ZMOB(:,:,:)-PDTMONITOR/(3600*6))
+
+! Update transported mobility index (M3*Mob)
+!PSVS(:,:,:,3) = ZMOB(:,:,:)* PSVT(:,:,:,2) / PDTMONITOR
+!PSVS(:,:,:,3) = ZMOB(:,:,:)* PSVS(:,:,:,2)
+
+
+!* 4. Adjust settling velocity
+!
+! No sedimentation at fisrt atmospheric level since sedimentation for this level
+! is already included in the surface net flux
+PVGK(:,:,1,:) = 0
+!
+!* 5. Compute time-splitting condition
+!
+ZH=9999.
+ZVSNUMMAX(:,:,:) = 0.
+
+DO JK=1,ILU
+ ZH(:,:,JK)=PZZ(:,:,JK+1)-PZZ(:,:,JK)
+ ! Maximum velocity
+ ZVSNUMMAX(:,:,JK) = MIN(10. *ZH(:,:,JK) / PDTMONITOR,20.)
+ENDDO
+!
+ZHMIN=MINVAL(ZH(:,:,1:ILU))
+
+ZVSMAX = 2.
+ISPLITA = 1
+SPLIT : DO
+ ZT = PDTMONITOR / FLOAT(ISPLITA)
+ IF ( ZT * ZVSMAX / ZHMIN .LT. 1.) EXIT SPLIT
+ ISPLITA = ISPLITA + 1
+END DO SPLIT
+ZTSPLITR = PDTMONITOR / FLOAT(ISPLITA)
+
+ZFLUXSED(:,:,:,:) = 0.
+ZFLUXMAX(:,:,:,:) = 0.
+
+
+DO JN=1,NBLOWSNOW3D ! Compute sedimentation for both moments (M0 and M3) and mobility index
+ !
+ ZFLUXSED(:,:,ILU+1,JN) = 0.
+!
+! ZPSVS = Specie SV source creating during the current time step
+! PSVS = Source of the previous time step
+!
+ ZPSVS(:,:,:,JN) = PSVS(:,:,:,JN)-PSVT(:,:,:,JN)/PDTMONITOR
+ PSVS(:,:,:,JN) = PSVT(:,:,:,JN)/PDTMONITOR
+
+DO JT = 1 , ISPLITA
+
+ IF( JT==1 ) THEN
+ DO JK=1,ILU
+ ZW(:,:,JK) = ZTSPLITR /(PRHODREF(:,:,JK)*(PZZ(:,:,JK+1)-PZZ(:,:,JK)))
+ END DO
+ PSVS(:,:,:,JN) = MAX(0.,PSVS(:,:,:,JN) + ZPSVS(:,:,:,JN)/ISPLITA)
+ ELSE
+ PSVS(:,:,:,JN) = MAX(0.,PSVS(:,:,:,JN) + ZPSVS(:,:,:,JN)*ZTSPLITR)
+ END IF
+
+ IF( JT==1 ) PSVS(:,:,:,JN) = PSVS(:,:,:,JN) *PDTMONITOR
+
+ ! Compute concentration averaged verticaly within one layer
+ ZSVS(:,:,:,JN) = PSVS(:,:,:,JN)*PRHODREF(:,:,1:ILU)
+ ! Compute sedimentation flux F = C*V [kg/m2/s]
+ ZFLUXSED(:,:,1:ILU,JN)= PVGK(:,:,1:ILU,JN)* ZSVS(:,:,1:ILU,JN)
+
+ DO JK=1,ILU
+ PSVS(:,:,JK,JN)= MAX(0.,PSVS(:,:,JK,JN) + &
+ ZW(:,:,JK)*(ZFLUXSED(:,:,JK+1,JN)- ZFLUXSED(:,:,JK,JN)))
+ END DO
+
+ IF( JT==ISPLITA ) THEN
+ PSVS(:,:,:,JN) = MAX(0.,PSVS(:,:,:,JN) / PDTMONITOR)
+ END IF
+END DO
+END DO
+
+END SUBROUTINE SEDIM_BLOWSNOW
diff --git a/src/MNH/subl_blowsnow.f90 b/src/MNH/subl_blowsnow.f90
new file mode 100644
index 0000000000000000000000000000000000000000..4046b46b7fead596642499635e63dc0c094bc0c5
--- /dev/null
+++ b/src/MNH/subl_blowsnow.f90
@@ -0,0 +1,769 @@
+!MNH_LIC Copyright 1994-2018 CNRS, Meteo-France and Universite Paul Sabatier
+!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
+!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!MNH_LIC for details. version 1.
+! ####################
+ MODULE MODI_SUBL_BLOWSNOW
+! ####################
+!
+INTERFACE
+ SUBROUTINE SUBL_BLOWSNOW(PZZ, PRHODJ , PRHODREF, PEXNREF , PPABST, &
+ PTHT, PRVT, PRCT, PRRT, PRIT, PRST, PRGT, PSVT, &
+ PTHS, PRVS, PSVS,PSNWSUBL3D,PVGK)
+
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PZZ ! Height (z)
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRHODJ ! Dry density * Jacobian
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRHODREF! Reference density
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PEXNREF ! Reference Exner function
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PPABST ! absolute pressure at t
+
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PTHT ! Theta at time t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRVT ! Water vapor m.r. at t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRCT ! Cloud water m.r. at t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRRT ! Rain water m.r. at t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRIT ! Pristine ice m.r. at t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRST ! Snow/aggregate m.r. at t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRGT ! Graupel/hail m.r. at t
+REAL, DIMENSION(:,:,:,:), INTENT(IN) :: PSVT ! Blowing snow concentration
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PVGK ! Mass averaged settling velocity
+
+
+
+REAL, DIMENSION(:,:,:), INTENT(INOUT) :: PTHS ! Theta source
+REAL, DIMENSION(:,:,:), INTENT(INOUT) :: PRVS ! Water vapor m.r. source
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVS ! Blowing snow source
+REAL, DIMENSION(:,:,:), INTENT(INOUT) :: PSNWSUBL3D ! Blowing snow sublimation flux (kg/m3/s)
+
+
+
+END SUBROUTINE SUBL_BLOWSNOW
+END INTERFACE
+END MODULE MODI_SUBL_BLOWSNOW
+
+ SUBROUTINE SUBL_BLOWSNOW(PZZ, PRHODJ , PRHODREF, PEXNREF , PPABST, &
+ PTHT, PRVT, PRCT, PRRT, PRIT, PRST, PRGT, PSVT, &
+ PTHS, PRVS, PSVS,PSNWSUBL3D,PVGK)
+
+USE MODD_PARAMETERS
+USE MODD_CST
+USE MODD_CSTS_BLOWSNOW
+USE MODD_BLOWSNOW
+
+USE MODI_GAMMA
+USE MODI_GAMMA_INC
+USE MODI_GAMMA_INC_LOW
+
+USE MODE_BLOWSNOW_PSD
+
+IMPLICIT NONE
+!
+!* 0.1 Declarations of dummy arguments :
+!
+!
+
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PZZ ! Height (z)
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRHODJ ! Dry density * Jacobian
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRHODREF! Reference density
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PEXNREF ! Reference Exner function
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PPABST ! absolute pressure at t
+
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PTHT ! Theta at time t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRVT ! Water vapor m.r. at t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRCT ! Cloud water m.r. at t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRRT ! Rain water m.r. at t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRIT ! Pristine ice m.r. at t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRST ! Snow/aggregate m.r. at t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PRGT ! Graupel/hail m.r. at t
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVT ! Drifting snow concentration at t
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PVGK ! ! Mass averaged settling velocity
+
+
+REAL, DIMENSION(:,:,:), INTENT(INOUT) :: PTHS ! Theta source
+REAL, DIMENSION(:,:,:), INTENT(INOUT) :: PRVS ! Water vapor m.r. source
+REAL, DIMENSION(:,:,:,:), INTENT(INOUT) :: PSVS ! Drifting snow source
+REAL, DIMENSION(:,:,:), INTENT(INOUT) :: PSNWSUBL3D ! Drifting snow sublimation flux (kg/m3/s)
+!
+!* 0.2 Declarations of local variables :
+!
+!
+INTEGER :: JN ! Loop index for numerical integration
+INTEGER :: IIB ! Define the domain where is
+INTEGER :: IIE ! the microphysical sources have to be computed
+INTEGER :: IJB !
+INTEGER :: IJE !
+INTEGER :: IKB !
+INTEGER :: IKE !
+!
+REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3)) :: ZBETA
+REAL, DIMENSION(SIZE(PSVT,1),SIZE(PSVT,2),SIZE(PSVT,3)) :: ZT
+REAL, DIMENSION(SIZE(PEXNREF,1),SIZE(PEXNREF,2),SIZE(PEXNREF,3)) &
+ :: ZW ! work array
+LOGICAL, DIMENSION(SIZE(PEXNREF,1),SIZE(PEXNREF,2),SIZE(PEXNREF,3)) &
+ :: GSUBL ! Test where to compute sublimation
+
+REAL, DIMENSION(:), ALLOCATABLE :: ZRVT ! Water vapor m.r. at t
+REAL, DIMENSION(:), ALLOCATABLE :: ZRCT ! Cloud water m.r. at t
+REAL, DIMENSION(:), ALLOCATABLE :: ZRRT ! Rain water m.r. at t
+REAL, DIMENSION(:), ALLOCATABLE :: ZRIT ! Pristine ice m.r. at t
+REAL, DIMENSION(:), ALLOCATABLE :: ZRST ! Snow/aggregate m.r. at t
+REAL, DIMENSION(:), ALLOCATABLE :: ZRGT ! Graupel m.r. at t
+
+REAL, DIMENSION(:), ALLOCATABLE :: ZRVS ! Water vapor m.r. source
+
+REAL, DIMENSION(:,:), ALLOCATABLE :: ZSVT ! Drifting snow m.r. at t
+REAL, DIMENSION(:,:), ALLOCATABLE :: ZSVS ! Drifting snow m.r. source
+
+
+REAL, DIMENSION(:), ALLOCATABLE :: ZTHS ! Theta source
+
+INTEGER, DIMENSION(:), ALLOCATABLE :: NMAX ! Maximum index for numerical integration
+
+
+REAL, DIMENSION(:), ALLOCATABLE &
+ :: ZZT, & ! Temperature
+ ZRHODREF, & ! RHO Dry REFerence
+ ZPRES, & ! Pressure
+ ZKA, & ! Thermal conductivity of the air
+ ZDV, & ! Diffusivity of water vapor in the air
+ ZUSI, & ! Undersaturation over ice
+ ZZW, & ! Work array
+ ZAI, & ! Denominator in Thorpe and Masson (66) formulation
+ ZAA, & ! Constant in Carrier's equation for settling velocity
+ ZBB, & ! Constant in Carrier's equation for settling velocity
+ ZR1, & ! 1st limit radius in Mitchell's formulation
+ ZR2, & ! 2nd limit radius in Mitchell's formulation
+ ZAM1, & ! Constant in Mitchell's fall speed : v = a * R^b
+ ZAM2, & ! Constant in Mitchell's fall speed : v = a * R^b
+ ZAM3, & ! Constant in Mitchell's fall speed : v = a * R^b
+ ZZBETA, & ! Scale parameter
+ ZEXNREF, & ! EXNer Pressure REFerence
+ ZMU, & ! Air kinematic viscosity
+ ZZZ, & ! Height
+ ZLSFACT, & ! L_s/(Pi_ref*C_ph)
+ ZSNWSUBL, & ! Snow sublimation rate kg.m{-3}.s{-1}
+ ZVGK ! Mass averaged settling velocity
+
+
+REAL :: ZGAM,ZVEL_CARRIER,ZR,ZVEL_VENT
+REAL :: ZW_M0, ZNU , ZMASS
+REAL :: ZSUM_SUBL,ZNUM,ZMOB,ZTEMP
+REAL :: ZDELTAR
+REAL :: ZGAM_BM1,ZGAM_BM2,ZGAM_BM3
+REAL :: ZR_EFF
+
+INTEGER :: IMICRO
+INTEGER , DIMENSION(SIZE(GSUBL)) :: I1,I2,I3 ! Used to replace the COUNT
+INTEGER :: JL, JSV ! and PACK intrinsics
+LOGICAL :: LNONEFFICIENT
+LOGICAL :: LSUBL_PIEKTUK
+LOGICAL :: LSUBL_ALPINE3D
+!
+! Initialize variables
+ZDELTAR = 1e-6 ! Bin size (m)
+ZGAM = GAMMA(XALPHA_SNOW)
+ZGAM_BM1 = GAMMA(1.5*XBM1+XALPHA_SNOW+1)
+ZGAM_BM2 = GAMMA(1.5*XBM2+XALPHA_SNOW+1)
+ZGAM_BM3 = GAMMA(1.5*XBM3+XALPHA_SNOW+1)
+!
+LSUBL_PIEKTUK = .TRUE. ! Compute sublimation according to PIEKTUK (Dery and Yau, 1999)
+ ! Use mass-averaged settling velocity as ventilation
+ ! velocity
+ ! Save computational time compared to numerical
+ ! integration of Carrier's or Mitchell's formulation
+!
+LSUBL_ALPINE3D = .FALSE. ! Compute sublimation using the method of reprsentative
+ ! radius implemented in Alpine 3D (Groot and al, 2011)
+
+
+
+! Air Temperature
+ZT(:,:,:) = PTHT(:,:,:) * ( PPABST(:,:,:) / XP00 ) ** (XRD/XCPD)
+
+!
+!-------------------------------------------------------------------------------
+!
+!* 1. COMPUTE THE LOOP BOUNDS
+! -----------------------
+!
+IIB=1+JPHEXT
+IIE=SIZE(PZZ,1) - JPHEXT
+IJB=1+JPHEXT
+IJE=SIZE(PZZ,2) - JPHEXT
+IKB=1+JPVEXT
+IKE=SIZE(PZZ,3) - JPVEXT
+!
+
+!
+!-------------------------------------------------------------------------------
+!
+!* 2. COMPUTE THE BLOWINGG SNOW SUBLIMATION
+!
+! Optimization by looking for locations where
+! the blowing snow fields are larger than a minimal value only !!!
+!
+! compute parameters of the snow particle distribution
+!
+CALL PPP2SNOW(PSVT, PRHODREF, PBET3D=ZBETA)
+!
+
+GSUBL(:,:,:) = .FALSE.
+
+GSUBL(IIB:IIE,IJB:IJE,IKB:IKE) = &
+ PSVT(IIB:IIE,IJB:IJE,IKB:IKE,1)>10 .AND. &
+ PSVT(IIB:IIE,IJB:IJE,IKB:IKE,2)>1e-20
+
+!GSUBL(IIB:IIE,IJB:IJE,IKB:IKE) = &
+! PSVT(IIB:IIE,IJB:IJE,IKB:IKE,1)>0. .OR. &
+! PSVT(IIB:IIE,IJB:IJE,IKB:IKE,2)>0.
+
+IMICRO = COUNTJV( GSUBL(:,:,:),I1(:),I2(:),I3(:))
+IF( IMICRO >= 0 ) THEN
+ ALLOCATE(ZRVT(IMICRO))
+ ALLOCATE(ZRCT(IMICRO))
+ ALLOCATE(ZRRT(IMICRO))
+ ALLOCATE(ZRIT(IMICRO))
+ ALLOCATE(ZRST(IMICRO))
+ ALLOCATE(ZRGT(IMICRO))
+ ALLOCATE(ZRVS(IMICRO))
+ ALLOCATE(ZSVT(IMICRO, NBLOWSNOW3D ))
+ ALLOCATE(ZSVS(IMICRO, NBLOWSNOW3D ))
+ ALLOCATE(ZTHS(IMICRO))
+ ALLOCATE(ZZT(IMICRO))
+ ALLOCATE(ZRHODREF(IMICRO))
+ ALLOCATE(ZPRES(IMICRO))
+ ALLOCATE(ZZBETA(IMICRO))
+ ALLOCATE(ZEXNREF(IMICRO))
+ ALLOCATE(ZZZ(IMICRO))
+ ALLOCATE(ZVGK(IMICRO))
+ ALLOCATE(ZSNWSUBL(IMICRO))
+
+
+ DO JL=1,IMICRO
+ ZRVT(JL) = PRVT(I1(JL),I2(JL),I3(JL))
+ ZRCT(JL) = PRCT(I1(JL),I2(JL),I3(JL))
+ ZRRT(JL) = PRRT(I1(JL),I2(JL),I3(JL))
+ ZRIT(JL) = PRIT(I1(JL),I2(JL),I3(JL))
+ ZRST(JL) = PRST(I1(JL),I2(JL),I3(JL))
+ ZRGT(JL) = PRGT(I1(JL),I2(JL),I3(JL))
+ ZRVS(JL) = PRVS(I1(JL),I2(JL),I3(JL))
+ ZSVT(JL,:) = PSVT(I1(JL),I2(JL),I3(JL),:)
+ ZSVS(JL,:) = PSVS(I1(JL),I2(JL),I3(JL),:)
+ ZTHS(JL) = PTHS(I1(JL),I2(JL),I3(JL))
+ ZZT(JL) = ZT(I1(JL),I2(JL),I3(JL))
+ ZRHODREF(JL) = PRHODREF(I1(JL),I2(JL),I3(JL))
+ ZPRES(JL) = PPABST(I1(JL),I2(JL),I3(JL))
+ ZZBETA(JL) = ZBETA(I1(JL),I2(JL),I3(JL))
+ ZEXNREF(JL) = PEXNREF(I1(JL),I2(JL),I3(JL))
+ ZZZ(JL) = PZZ(I1(JL),I2(JL),I3(JL))
+ ZVGK(JL) = PVGK(I1(JL),I2(JL),I3(JL))
+ ZSNWSUBL(JL) = PSNWSUBL3D(I1(JL),I2(JL),I3(JL))
+ END DO
+ ALLOCATE(ZZW(IMICRO))
+ ALLOCATE(ZUSI(IMICRO))
+ ZZW(:) = EXP( XALPI - XBETAI/ZZT(:) - XGAMI*ALOG(ZZT(:) ) )
+ ZUSI(:) = ZRVT(:)*( ZPRES(:)-ZZW(:) ) / ( (XMV/XMD) * ZZW(:) ) - 1.0
+ ! Undersaturation over ice
+
+ ALLOCATE(ZLSFACT(IMICRO))
+ ZZW(:) = ZEXNREF(:)*( XCPD+XCPV*ZRVT(:)+XCL*(ZRCT(:)+ZRRT(:)) &
+ +XCI*(ZRIT(:)+ZRST(:)+ZRGT(:)) )
+ ZLSFACT(:) = (XLSTT+(XCPV-XCI)*(ZZT(:)-XTT))/ZZW(:) ! L_s/(Pi_ref*C_ph)
+ ALLOCATE(ZKA(IMICRO))
+ ALLOCATE(ZDV(IMICRO))
+ ALLOCATE(ZMU(IMICRO))
+ ALLOCATE(ZAI(IMICRO))
+ ALLOCATE(ZAA(IMICRO))
+ ALLOCATE(ZBB(IMICRO))
+ ALLOCATE(ZR1(IMICRO))
+ ALLOCATE(ZR2(IMICRO))
+ ALLOCATE(ZAM1(IMICRO))
+ ALLOCATE(ZAM2(IMICRO))
+ ALLOCATE(ZAM3(IMICRO))
+ ALLOCATE(NMAX(IMICRO))
+
+
+CALL SNOW_SUBL
+
+ ZW(:,:,:) = PRVS(:,:,:)
+ PRVS(:,:,:) = UNPACK( ZRVS(:),MASK=GSUBL(:,:,:),FIELD=ZW(:,:,:) )
+ ZW(:,:,:) = PTHS(:,:,:)
+ PTHS(:,:,:) = UNPACK( ZTHS(:),MASK=GSUBL(:,:,:),FIELD=ZW(:,:,:) )
+ ZW(:,:,:) = PSVS(:,:,:,1)
+ PSVS(:,:,:,1) = UNPACK( ZSVS(:,1),MASK=GSUBL(:,:,:),FIELD=ZW(:,:,:) )
+ ZW(:,:,:) = PSVS(:,:,:,2)
+ PSVS(:,:,:,2) = UNPACK( ZSVS(:,2),MASK=GSUBL(:,:,:),FIELD=ZW(:,:,:) )
+! ZW(:,:,:) = PSVS(:,:,:,3)
+! PSVS(:,:,:,3) = UNPACK( ZSVS(:,3),MASK=GSUBL(:,:,:),FIELD=ZW(:,:,:) )
+ ZW(:,:,:) = PSNWSUBL3D(:,:,:)
+ PSNWSUBL3D(:,:,:) = UNPACK( ZSNWSUBL(:),MASK=GSUBL(:,:,:),FIELD=ZW(:,:,:) )
+
+
+ DEALLOCATE(ZRVT)
+ DEALLOCATE(ZRCT)
+ DEALLOCATE(ZRRT)
+ DEALLOCATE(ZRIT)
+ DEALLOCATE(ZRST)
+ DEALLOCATE(ZRGT)
+ DEALLOCATE(ZRVS)
+ DEALLOCATE(ZSVT)
+ DEALLOCATE(ZSVS)
+ DEALLOCATE(ZTHS)
+ DEALLOCATE(ZZT)
+ DEALLOCATE(ZRHODREF)
+ DEALLOCATE(ZPRES)
+ DEALLOCATE(ZKA)
+ DEALLOCATE(ZDV)
+ DEALLOCATE(ZUSI)
+ DEALLOCATE(ZZW)
+ DEALLOCATE(ZAI)
+ DEALLOCATE(ZAA)
+ DEALLOCATE(ZBB)
+ DEALLOCATE(ZR1)
+ DEALLOCATE(ZR2)
+ DEALLOCATE(ZAM1)
+ DEALLOCATE(ZAM2)
+ DEALLOCATE(ZAM3)
+ DEALLOCATE(ZZBETA)
+ DEALLOCATE(NMAX)
+ DEALLOCATE(ZEXNREF)
+ DEALLOCATE(ZLSFACT)
+ DEALLOCATE(ZZZ)
+ DEALLOCATE(ZMU)
+ DEALLOCATE(ZSNWSUBL)
+ DEALLOCATE(ZVGK)
+
+
+END IF
+!
+!-------------------------------------------------------------------------------
+!
+!-------------------------------------------------------------------------------
+!
+!
+CONTAINS
+
+!
+!-------------------------------------------------------------------------------
+!
+
+SUBROUTINE SNOW_SUBL
+
+IMPLICIT NONE
+
+! Sutherland's equation for kinematic viscosity
+ZMU(:)=1.8325d-5*416.16/(ZZT(:)+120)*(ZZT(:)/296.16)*SQRT(ZZT(:)/296.16)/ZRHODREF(:)
+! Thermal conductivity of the air
+ ZKA(:) = 2.38E-2 + 0.0071E-2 * ( ZZT(:) - XTT ) ! k_a
+! Diffusivity of water vapor in the air.
+ ZDV(:) = 0.211E-4 * (ZZT(:)/XTT)**1.94 * (XP00/ZPRES(:)) ! D_v
+!
+!* Compute the denominator in the Thorpe and Masson (66) equation
+!
+ZAI(:) = EXP( XALPI - XBETAI/ZZT(:) - XGAMI*ALOG(ZZT(:) ) ) ! es_i
+ZAI(:) = ( XLSTT + (XCPV-XCI)*(ZZT(:)-XTT) ) / (ZKA(:)*ZZT(:)) &
+ *( ( XLSTT + (XCPV-XCI)*(ZZT(:)-XTT) ) / (XRV*ZZT(:)) - 1.) &
+ + (XRV*ZZT(:)) / (ZDV(:)*ZAI(:))
+
+IF(LSUBL_ALPINE3D) THEN
+ ZR_EFF = 73.5e-6 ! Effective radisus computed following the Swiss
+ ! method. This effective radius give the same total
+ ! sublimation for a equal concentration an ensemble of
+ ! gamma distributed particles with rm = 35e-6 m and
+ ! alpha=3
+! Compute coefficient for settling velocity following Carrier (1953)
+ ZAA(:) = 6.203*ZMU(:)/2.
+ ZBB(:) = 5.516*XRHOLI/(4.*ZRHODREF(:))*XG
+ DO JL=1,IMICRO
+ ZSUM_SUBL = 0.
+ ZUSI(JL) = MIN(ZUSI(JL), 0.) !Only the undersaturation over ice is considered.
+ ! Ventilation velocity taken as settling velocity of particle of mean
+ ! radius
+ ZVEL_VENT = - ZAA(JL)/ZR_EFF+((ZAA(JL)/ZR_EFF)**2+ZBB(JL)*ZR_EFF)**0.5
+! Nusselt Number
+ ZNU = NUSSELT(ZR_EFF,ZMU(JL),ZVEL_VENT)
+! Rate of change of mass for a subliming ice sphere of radius ZR_EFF
+ ZMASS = 2*XPI*ZR_EFF*ZNU*ZUSI(JL)/ZAI(JL)
+! Integration over the radius spectrum
+ ZSUM_SUBL = ZMASS*ZSVT(JL,2)/(4./3.*XPI*XRHOLI*ZR_EFF**2)
+
+ ZSUM_SUBL = MIN( ZRVS(JL),ZSUM_SUBL)*(0.5+SIGN(0.5,ZSUM_SUBL)) &
+ - MIN(ZSVS(JL,2),ABS(ZSUM_SUBL))*(0.5-SIGN(0.5,ZSUM_SUBL))
+ ZSUM_SUBL=MIN(0.,ZSUM_SUBL) ! Sink of snow
+! Change in concentration rate Sn = Sb*N/qb (Dery and Yau,2000)
+ ZNUM = ZSUM_SUBL*ZSVT(JL,1)/ZSVT(JL,2)
+! Change in mobility index : value mob*M3 is reduced according to reduction of
+! M3 due to sublimation so that mob is constant due to sublimation
+! ZMOB = ZSUM_SUBL*ZSVT(JL,3)/ZSVT(JL,2)
+! Update tendencies for snow particles, water vapour and potential temperature
+ ZSVS(JL,2) = ZSVS(JL,2) + ZSUM_SUBL ! Particle mixing ratio
+ ZSVS(JL,1) = ZSVS(JL,1) + ZNUM ! Particles number
+! ZSVS(JL,3) = ZSVS(JL,3) + ZMOB
+ ZRVS(JL) = ZRVS(JL) - ZSUM_SUBL ! Water vapour
+ ZTHS(JL) = ZTHS(JL) + ZSUM_SUBL*ZLSFACT(JL) ! Potential temperature
+ ZSNWSUBL(JL) = ZSNWSUBL(JL)+ZSUM_SUBL*ZRHODREF(JL) ! Sublimation rate kg/m3/s
+
+END DO
+ELSE IF(LSUBL_PIEKTUK) THEN
+DO JL=1,IMICRO
+ ZSUM_SUBL=0.
+ ZUSI(JL) = MIN(ZUSI(JL), 0.) !Only the undersaturation over ice is considered.
+! Ventilation velocity as mass averaged settling velocity
+ ZVEL_VENT = ZVGK(JL)
+! Nusselt Number using mean radius of particle size distribution
+ ZNU = NUSSELT(XALPHA_SNOW*ZZBETA(JL),ZMU(JL),ZVEL_VENT)
+ ! mass averaged sublimation rate follows Dery and Yan (1999) and avoids
+ ! numerical integration over the particle spectrum
+ ZSUM_SUBL = ZSVT(JL,2)*ZNU*ZUSI(JL)/ &
+ (ZAI(JL)*2*XRHOLI*(XALPHA_SNOW*ZZBETA(JL))**2)
+! Restriction of ZSUM_SUBL
+ ZTEMP=ZSUM_SUBL
+ ZSUM_SUBL = MIN( ZRVS(JL),ZSUM_SUBL)*(0.5+SIGN(0.5,ZSUM_SUBL)) &
+ - MIN(ZSVS(JL,2),ABS(ZSUM_SUBL))*(0.5-SIGN(0.5,ZSUM_SUBL))
+ ZSUM_SUBL=MIN(0.,ZSUM_SUBL) ! Sink of snow
+ IF(ZSUM_SUBL>0) THEN
+ write(*,*) 'Warning Subl',JL,'Subl',ZSUM_SUBL,'TEMP',ZTEMP
+ write(*,*) 'Warning Subl ZSVT',ZSVT(JL,1),ZSVT(JL,2)
+ write(*,*) 'Warning vap',ZRVS(JL),'ZSVs',ZSVS(JL,2)
+ END IF
+! Change in concentration rate Sn = Sb*N/qb (Dery and Yau,2000)
+ ZNUM = ZSUM_SUBL*ZSVT(JL,1)/ZSVT(JL,2)
+! Change in mobility index : value mob*M3 is reduced according to reduction of
+! M3 due to sublimation so that mob is constant due to sublimation
+! ZMOB = ZSUM_SUBL*ZSVT(JL,3)/ZSVT(JL,2)
+! Update tendencies for snow particles, water vapour and potential temperature
+ ZSVS(JL,2) = ZSVS(JL,2) + ZSUM_SUBL ! Particle mixing ratio
+ ZSVS(JL,1) = ZSVS(JL,1) + ZNUM ! Particles number
+! ZSVS(JL,3) = ZSVS(JL,3) + ZMOB
+ ZRVS(JL) = ZRVS(JL) - ZSUM_SUBL ! Water vapour
+ ZTHS(JL) = ZTHS(JL) + ZSUM_SUBL*ZLSFACT(JL) ! Potential temperature
+ ZSNWSUBL(JL) = ZSNWSUBL(JL)+ZSUM_SUBL*ZRHODREF(JL) ! Sublimation rate kg/m3/s
+
+END DO
+
+ELSE
+ !
+!* Compute the constants in Carrier equation
+!
+IF(CSNOWSEDIM=='CARR') THEN
+ZAA(:) = 6.203*ZMU(:)/2.
+ZBB(:) = 5.516*XRHOLI/(4.*ZRHODREF(:))*XG
+NMAX=GET_INDEX(ZZBETA(:),ZDELTAR)
+
+DO JL=1,IMICRO
+ ZSUM_SUBL=0.
+ ZUSI(JL) = MIN(ZUSI(JL), 0.) !Only the undersaturation over ice is considered.
+ DO JN=1,NMAX(JL)
+ ZR = 1*10**(-6)+(JN-0.5)*ZDELTAR
+! Carrier settling velocity
+ ZVEL_CARRIER = - ZAA(JL)/ZR+((ZAA(JL)/ZR)**2+ZBB(JL)*ZR)**0.5
+! Weight of the corresponding bin following the gamma distribution
+ ZW_M0=ZSVT(JL,1)*ZR**(XALPHA_SNOW-1)*exp(-ZR/ZZBETA(JL))/(ZZBETA(JL))**XALPHA_SNOW*ZGAM
+! Ventilation velocity as a sum of settling velocity and relative
+! turbulent velocity fluctuations
+ ZVEL_VENT = ZVEL_CARRIER!+TURB_FLUC(ZR,ZMU(JL),ZVEL_CARRIER,ZRHODREF(JL), &
+! ZZZ(JL),ZVMOD(JL))
+! Nusselt Number
+ ZNU = NUSSELT(ZR,ZMU(JL),ZVEL_VENT)
+! Rate of change of mass for a subliming ice sphere
+ ZMASS = 2*XPI*ZR*ZNU*ZUSI(JL)/ZAI(JL)
+! Integration over the radius spectrum
+ ZSUM_SUBL = ZSUM_SUBL+ZW_M0*ZMASS*ZDELTAR
+ END DO
+! Restriction of ZSUM_SUBL
+ ZSUM_SUBL = MIN( ZRVS(JL),ZSUM_SUBL)*(0.5+SIGN(0.5,ZSUM_SUBL)) &
+ - MIN( ZSVS(JL,2),ABS(ZSUM_SUBL) )*(0.5-SIGN(0.5,ZSUM_SUBL))
+! Change in concentration rate Sn = Sb*N/qb (Dery and Yau,2000)
+ ZNUM = ZSUM_SUBL*ZSVT(JL,1)/ZSVT(JL,2)
+! Change in mobility index : value mob*M3 is reduced according to reduction of
+! M3 due to sublimation so that mob is constant due to sublimation
+! ZMOB = ZSUM_SUBL*ZSVT(JL,3)/ZSVT(JL,2)
+! Update tendencies for snow particles, water vapour and potential temperature
+ ZSVS(JL,2) = ZSVS(JL,2) + ZSUM_SUBL ! Particle mixing ratio
+ ZSVS(JL,1) = ZSVS(JL,1) + ZNUM ! Particles number
+! ZSVS(JL,3) = ZSVS(JL,3) + ZMOB
+ ZRVS(JL) = ZRVS(JL) - ZSUM_SUBL ! Water vapour
+ ZTHS(JL) = ZTHS(JL) + ZSUM_SUBL*ZLSFACT(JL) ! Potential temperature
+ ZSNWSUBL(JL) = ZSUM_SUBL*ZRHODREF(JL) ! Sublimation rate kg/m3/s
+END DO
+END IF
+
+IF(CSNOWSEDIM=='MITC') THEN
+LNONEFFICIENT = .FALSE.
+! write(*,*) 'MITC'
+ ! Compute limit radius for integration of Mitchell's formulation
+ZR1(:)=RLIM(ZMU,ZRHODREF,XBESTL_1)
+ZR2(:)=RLIM(ZMU,ZRHODREF,XBESTL_2)
+ ! Compute parameter avr for integration of Mitchell's formulation
+ZAM1(:)=AVR(XAM1,XBM1,ZRHODREF,ZMU)
+ZAM2(:)=AVR(XAM2,XBM2,ZRHODREF,ZMU)
+ZAM3(:)=AVR(XAM3,XBM3,ZRHODREF,ZMU)
+
+DO JL=1,IMICRO
+ ZUSI(JL) = MIN(ZUSI(JL), 0.) !Only the undersaturation over ice is considered.
+! no water deposition on blown snow particles
+IF(LNONEFFICIENT) THEN
+ ZSUM_SUBL = 2*XPI*ZUSI(JL)*ZSVT(JL,1)/ZAI(JL)*(XANU*ZZBETA(JL)*XALPHA_SNOW + &
+ XBNU/ZGAM*(2/ZMU(JL))**0.5*( &
+ ZZBETA(JL)**(1.5*XBM1+1)*ZAM1(JL)**0.5*ZGAM_BM1* &
+ GAMMA_INC(1.5*XBM1+XALPHA_SNOW+1,ZR1(JL)/ZZBETA(JL)) + &
+ ZZBETA(JL)**(1.5*XBM2+1)*ZAM2(JL)**0.5*ZGAM_BM2* &
+ (GAMMA_INC(1.5*XBM2+XALPHA_SNOW+1,ZR2(JL)/ZZBETA(JL))- &
+ GAMMA_INC(1.5*XBM2+XALPHA_SNOW+1,ZR1(JL)/ZZBETA(JL)))+ &
+ ZZBETA(JL)**(1.5*XBM3+1)*ZAM3(JL)**0.5*ZGAM_BM3* &
+ (1.-GAMMA_INC(1.5*XBM3+XALPHA_SNOW+1,ZR2(JL)/ZZBETA(JL)))))
+ELSE
+ ZSUM_SUBL = 2*XPI*ZUSI(JL)*ZSVT(JL,1)/ZAI(JL)*(XANU*ZZBETA(JL)*XALPHA_SNOW + &
+ XBNU/ZGAM*(2/ZMU(JL))**0.5*( &
+ ZZBETA(JL)**(1.5*XBM1+1)*ZAM1(JL)**0.5* &
+ GAMMA_INC_LOW(1.5*XBM1+XALPHA_SNOW+1,ZR1(JL)/ZZBETA(JL)) + &
+ ZZBETA(JL)**(1.5*XBM2+1)*ZAM2(JL)**0.5* &
+ (GAMMA_INC_LOW(1.5*XBM2+XALPHA_SNOW+1,ZR2(JL)/ZZBETA(JL))- &
+ GAMMA_INC_LOW(1.5*XBM2+XALPHA_SNOW+1,ZR1(JL)/ZZBETA(JL)))+ &
+ ZZBETA(JL)**(1.5*XBM3+1)*ZAM3(JL)**0.5* &
+ (ZGAM_BM3-GAMMA_INC_LOW(1.5*XBM3+XALPHA_SNOW+1,ZR2(JL)/ZZBETA(JL)))))
+END IF
+! Restriction of ZSUM_SUBL
+ ZTEMP=ZSUM_SUBL
+ ZSUM_SUBL = MIN( ZRVS(JL),ZSUM_SUBL)*(0.5+SIGN(0.5,ZSUM_SUBL)) &
+ - MIN(ZSVS(JL,2),ABS(ZSUM_SUBL))*(0.5-SIGN(0.5,ZSUM_SUBL))
+ ZSUM_SUBL=MIN(0.,ZSUM_SUBL) ! Sink of snow
+ IF(ZSUM_SUBL>0) THEN
+ write(*,*) 'Warning Subl',JL,'Subl',ZSUM_SUBL,'TEMP',ZTEMP
+ write(*,*) 'Warning Subl ZSVT',ZSVT(JL,1),ZSVT(JL,2)
+ write(*,*) 'Warning vap',ZRVS(JL),'ZSVs',ZSVS(JL,2)
+ END IF
+! Change in concentration rate Sn = Sb*N/qb (Dery and Yau,2000)
+ ZNUM = ZSUM_SUBL*ZSVT(JL,1)/ZSVT(JL,2)
+! Change in mobility index : value mob*M3 is reduced according to reduction of
+! M3 due to sublimation so that mob is constant due to sublimation
+! ZMOB = ZSUM_SUBL*ZSVT(JL,3)/ZSVT(JL,2)
+! Update tendencies for snow particles, water vapour and potential temperature
+ ZSVS(JL,2) = ZSVS(JL,2) + ZSUM_SUBL ! Particle mixing ratio
+ ZSVS(JL,1) = ZSVS(JL,1) + ZNUM ! Particles number
+! ZSVS(JL,3) = ZSVS(JL,3) + ZMOB
+ ZRVS(JL) = ZRVS(JL) - ZSUM_SUBL ! Water vapour
+ ZTHS(JL) = ZTHS(JL) + ZSUM_SUBL*ZLSFACT(JL) ! Potential temperature
+ ZSNWSUBL(JL) = ZSUM_SUBL*ZRHODREF(JL) ! Sublimation rate kg/m3/s
+END DO
+
+
+END IF
+END IF
+
+END SUBROUTINE SNOW_SUBL
+!
+!-------------------------------------------------------------------------------
+!
+FUNCTION GET_INDEX(PBETA,PDELTAR) RESULT(KMAX)
+!
+!! PURPOSE
+!! -------
+! Calculate the upper index in numerical integration of Carrier's formulation
+! Index equals to 5* mean radius
+!
+!
+USE MODD_BLOWSNOW, ONLY : XALPHA_SNOW
+
+
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+REAL, INTENT(IN) :: PDELTAR ! (-)
+REAL, DIMENSION(:), INTENT(IN) :: PBETA ! (kg/m3)
+
+!
+INTEGER, DIMENSION(SIZE(PBETA,1)) :: KMAX ! (-)
+!
+
+KMAX(:)=int(PBETA(:)*XALPHA_SNOW*5/PDELTAR)
+
+
+END FUNCTION GET_INDEX
+!
+!-------------------------------------------------------------------------------
+!
+FUNCTION RLIM(PMU,PRHODREF,PBEST_LIM) RESULT(PRLIM)
+!
+!! PURPOSE
+!! -------
+! Calculate the radius of a sperical particle for a given Best Number
+!
+!
+USE MODD_CSTS_BLOWSNOW, ONLY : XRHOLI,XG
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+REAL, DIMENSION(:), INTENT(IN) :: PRHODREF ! (kg/m3)
+REAL, DIMENSION(:), INTENT(IN) :: PMU ! (m2/s)
+REAL, INTENT(IN) :: PBEST_LIM! (-)
+
+!
+REAL, DIMENSION(SIZE(PMU,1)) :: PRLIM ! (m)
+!
+PRLIM(:)=(3./32.*PRHODREF(:)/(XRHOLI*XG)*PMU(:)**2.*PBEST_LIM)**0.333333333
+
+END FUNCTION RLIM
+
+FUNCTION AVR(PARE,PBRE,PRHODREF,PMU) RESULT(PAVR)
+!
+!! PURPOSE
+!! -------
+! Calculate the parameter av_r in KC02 formulation (Eq. 3.1)
+!
+!
+USE MODD_CSTS_BLOWSNOW, ONLY : XRHOLI,XG
+
+
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+REAL, INTENT(IN) :: PARE ! (-)
+REAL, INTENT(IN) :: PBRE ! (-)
+REAL, DIMENSION(:), INTENT(IN) :: PRHODREF ! (kg/m3)
+REAL, DIMENSION(:), INTENT(IN) :: PMU ! (m2/s)
+
+!
+REAL, DIMENSION(SIZE(PMU,1)) :: PAVR ! (-)
+!
+
+
+PAVR(:)=2.**(3.*PBRE-1.)*PARE*PMU(:)**(1.-2.*PBRE)*(4./3.*XRHOLI/PRHODREF(:)*XG)**PBRE
+
+END FUNCTION AVR
+!
+!-------------------------------------------------------------------------------
+!
+FUNCTION TURB_FLUC(PR,PMU,PCARRIER,PRHODREF,PZZ,PVMOD) RESULT(PSIG)
+!
+!! PURPOSE
+!! -------
+! Calculate the relative turbulent velocity fluctuations for a given radius.
+! Used to compute the ventilation velocity.
+! Formulation based on Dover (1993)
+!
+USE MODD_CSTS
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+REAL, INTENT(IN) :: PR ! (m)
+REAL, INTENT(IN) :: PMU ! (m2/s)
+REAL, INTENT(IN) :: PCARRIER ! (m/s)
+REAL, INTENT(IN) :: PRHODREF ! (kg/m3)
+REAL, INTENT(IN) :: PZZ ! (m)
+REAL, INTENT(IN) :: PVMOD ! (m/s)
+!
+REAL :: PSIG ! (m/s)
+!
+!
+!* 0.2 declaration of local variables
+!
+REAL :: ZFCRI1,ZFCRI2,ZFCRI
+REAL :: ZS0,ZSIGU,ZSIGV,ZSIGW,ZUSTAR
+!
+!
+!* 1 Calculate critical frequency
+!
+ZFCRI1 = 9*PRHODREF*PMU/(4*XPI*PR**2*XRHOLI)
+ZFCRI2 = 0.363*PRHODREF*PCARRIER/(XPI*PR*XRHOLI)
+ZFCRI = MAX(ZFCRI1,ZFCRI2)
+!
+!* 2 Calculate variances of the horizontal and vertical velocity components
+!
+ZS0 = ZFCRI*PZZ/PVMOD
+ZSIGU = 4.77 *ZUSTAR**2/ (1+33*ZS0)**0.66666
+ZSIGV = 2.76 *ZUSTAR**2/ (1+9.5*ZS0)**0.66666
+ZSIGW = 1.31 *ZUSTAR**2/ (1+3.12*ZS0)**0.66666
+
+PSIG = (ZSIGU+ZSIGV+ZSIGW)**0.5
+END FUNCTION TURB_FLUC
+!
+FUNCTION NUSSELT(PR,PMU,PVEL_VENT) RESULT(PNU)
+!
+!! PURPOSE
+!! -------
+! Calculate the Nusselt number for a given particle radius
+! Formulation based on Lee (1975)
+!
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+REAL, INTENT(IN) :: PR ! (m)
+REAL, INTENT(IN) :: PMU ! (m2/s)
+REAL, INTENT(IN) :: PVEL_VENT ! (m/s)
+!
+REAL :: PNU ! (m/s)
+!
+!
+!* 0.2 declaration of local variables
+!
+REAL :: ZRE
+!
+!
+!* 1 Calculate Reynolds number
+!
+ZRE = 2*PR*PVEL_VENT/(PMU)
+!
+!* 2 Calculate Nusselt number
+!
+IF(ZRE<10) THEN
+ PNU = 1.79+0.606*ZRE**0.5
+ELSE
+ PNU = 1.88+0.580*ZRE**0.5
+END IF
+
+END FUNCTION NUSSELT
+!
+!-------------------------------------------------------------------------------
+!
+
+!
+!-------------------------------------------------------------------------------
+!
+
+ FUNCTION COUNTJV(LTAB,I1,I2,I3) RESULT(IC)
+!
+!* 0. DECLARATIONS
+! ------------
+!
+IMPLICIT NONE
+!
+!* 0.2 declaration of local variables
+!
+!
+LOGICAL, DIMENSION(:,:,:) :: LTAB ! Mask
+INTEGER, DIMENSION(:) :: I1,I2,I3 ! Used to replace the COUNT and PACK
+INTEGER :: JI,JJ,JK,IC
+!
+!-------------------------------------------------------------------------------
+!
+IC = 0
+DO JK = 1,SIZE(LTAB,3)
+ DO JJ = 1,SIZE(LTAB,2)
+ DO JI = 1,SIZE(LTAB,1)
+ IF( LTAB(JI,JJ,JK) ) THEN
+ IC = IC +1
+ I1(IC) = JI
+ I2(IC) = JJ
+ I3(IC) = JK
+ END IF
+ END DO
+ END DO
+END DO
+!
+END FUNCTION COUNTJV
+!
+!-------------------------------------------------------------------------------
+END SUBROUTINE SUBL_BLOWSNOW
+
+
+
diff --git a/src/SURFEX/blowsnw_dep.f90 b/src/SURFEX/blowsnw_dep.f90
new file mode 100644
index 0000000000000000000000000000000000000000..0d82d32e88574727bf790fb29d3751f5b02282e9
--- /dev/null
+++ b/src/SURFEX/blowsnw_dep.f90
@@ -0,0 +1,66 @@
+
+!###########################################################
+ SUBROUTINE BLOWSNW_DEP (K2D_SNWBEG, K2D_SNWEND,PTA,PPA, &
+ PRHODREF,PSVT,PSFSNW)
+!###########################################################
+ !-------------------------------------------------------------------------------
+ !
+ !* 0. DECLARATIONS
+ ! ------------
+ !
+ USE MODE_BLOWSNW_SURF
+ USE MODI_BLOWSNW_VELGRAV1D
+ USE MODD_CSTS, ONLY : XG,XRHOLI, XPI
+ USE MODD_BLOWSNW_SURF
+
+ !
+ IMPLICIT NONE
+ !
+ !* 0.1 Declarations of dummy arguments :
+ !
+ INTEGER, INTENT(IN) :: K2D_SNWBEG, K2D_SNWEND ! index of first and last blowing snow 2D variable sent to MNH
+ REAL, DIMENSION(:), INTENT(IN) :: PTA ! air temperature
+ REAL, DIMENSION(:), INTENT(IN) :: PPA ! air pressure
+ REAL, DIMENSION(:), INTENT(IN) :: PRHODREF ! air density
+ REAL, DIMENSION(:,:), INTENT(INOUT) :: PSVT ! blowing snow concentration
+ ! in surface units (__/m3)
+ REAL, DIMENSION(:,:), INTENT(INOUT) :: PSFSNW ! blowing snow concentration fluxes
+
+
+
+
+ !
+ !
+ !* 0.2 Declarations of local variables :
+ !
+ REAL, DIMENSION(SIZE(PSVT,1),1, SIZE(PSVT,2)) :: ZSVT
+ REAL, DIMENSION(SIZE(PSVT,1),1) :: ZBET, ZRG,ZTA,ZPA
+ REAL, DIMENSION(SIZE(PSVT,1),1,SIZE(PSVT,2)) :: ZVGK ! Terminal fallspeed (m/s)
+
+ INTEGER :: JN
+
+
+! Save scalars in local array
+DO JN=1,SIZE(PSVT,2)
+ ZSVT(:,1,JN)=MAX(PSVT(:,JN),1E-60)
+END DO
+ZTA(:,1)=PTA(:)
+ZPA(:,1)=PPA(:)
+
+! Get gamma parameter distribution : scale factor and mean radius at the first
+! level in the atmosphere
+CALL SNOWMOMENT2SIZE(ZSVT, PBETA1D=ZBET, PRG1D=ZRG )
+! Compute mass-weighted terminal fall speed based on particles distribution and
+! atmospheric conditions.
+CALL BLOWSNW_VELGRAV1D(ZBET, ZRG, ZTA, PRHODREF,ZPA, ZVGK)
+
+! Compute sedimentation fluxes of blowing snow variables
+
+PSVT(:,K2D_SNWBEG) = PSVT(:,1) * ZVGK(:,1,1)
+PSVT(:,K2D_SNWBEG+1) = PSVT(:,2) * ZVGK(:,1,2)
+
+
+PSFSNW(:,1:2) = PSVT(:,K2D_SNWBEG:(K2D_SNWBEG+1))
+
+
+END SUBROUTINE BLOWSNW_DEP
diff --git a/src/SURFEX/blowsnw_diffk.f90 b/src/SURFEX/blowsnw_diffk.f90
new file mode 100644
index 0000000000000000000000000000000000000000..725d3271f25174102f0c8586b0aad9c613ddf5ab
--- /dev/null
+++ b/src/SURFEX/blowsnw_diffk.f90
@@ -0,0 +1,69 @@
+!! #######################################
+SUBROUTINE BLOWSNW_DIFFK(PK, PTKE, PVGK,KSNW,PKSNW)
+
+!! Compute particle eddy diffusivity for number and momentum
+!! ZZETA is the ratio between eddy diffusivity for momentum
+!! znd eddy diffusivity for number and mass.
+!! The value 0.25 is based on a sensititivy analysis using
+!! vertical profile of blowing snow fluxes and concentration
+!! measured using SPC and mechanical snow trap at Col du Lac
+!! Blanc experimental site. More in details in the PhD thesis
+!! of V. Vionnet : Etudes du transport de la neige par le vent en
+!! conditions alpines : observations et modelisation a l'aide d'un
+!! modele couple atmosphere/manteau neigeux
+
+USE MODD_BLOWSNW_SURF
+!
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+
+IMPLICIT NONE
+ !
+ !* 0.1 Declarations of dummy arguments :
+ !
+REAL, DIMENSION(:,:), INTENT(IN) :: PK ! flow eddy diffusivity
+REAL, DIMENSION(:,:), INTENT(IN) :: PTKE ! turbulent kineti energy
+REAL, DIMENSION(:,:,:), INTENT(IN) :: PVGK ! particle fall speed
+INTEGER, INTENT(IN) :: KSNW ! number of blowing snow variables
+!
+REAL, DIMENSION(:,:,:), INTENT(OUT) :: PKSNW ! particle eddy diffusivity
+ ! including inertial effects
+ !
+ !
+ !* 0.2 Declarations of local variables :
+ !
+REAL :: ZBETAC
+REAL :: ZZETA
+INTEGER :: JSV ! Loop counter
+LOGICAL :: ONEW_K
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+!
+ !
+ !
+ !* 1.0 Initialize constants
+ !
+IF (LHOOK) CALL DR_HOOK('BLOWSNW_DIFFK',0,ZHOOK_HANDLE)
+
+
+ZBETAC = 1.
+ONEW_K=.FALSE.
+
+ !
+ !
+ !* 2.0 Compute eddy diffusivity for number and mass
+ !
+IF(ONEW_K) THEN
+ DO JSV =1,KSNW
+ PKSNW(:,:,JSV) = PK(:,:)*(1.+(ZBETAC*PVGK(:,:,JSV))**2./(1./3.*PTKE(:,:)))**(-1.)
+ ENDDO
+ELSE
+!
+ ZZETA = 0.25
+ DO JSV =1,KSNW
+ PKSNW(:,:,JSV)=PK(:,:)/XRSNOW_SBL
+ ENDDO
+ENDIF
+
+IF (LHOOK) CALL DR_HOOK('BLOWSNW_DIFFK',1,ZHOOK_HANDLE)
+
+END SUBROUTINE BLOWSNW_DIFFK
diff --git a/src/SURFEX/blowsnw_init_names.f90 b/src/SURFEX/blowsnw_init_names.f90
new file mode 100644
index 0000000000000000000000000000000000000000..4d6d8746e7c03e2208779f65ee12861e45fdbaf7
--- /dev/null
+++ b/src/SURFEX/blowsnw_init_names.f90
@@ -0,0 +1,97 @@
+!! ###########################################
+SUBROUTINE BLOWSNW_INIT_NAMES (KLUOUT,HSV,KSNWEQ,KSV_SNWBEG,KSV_SNWEND, &
+ K2DSNWEQ,K2D_SNWBEG,K2D_SNWEND )
+!! ###########################################
+!!
+!!*** *SNW_INIT_NAMES*
+!!
+!! PURPOSE
+!! -------
+!! Read and filter all chemical species into the CSV array
+!! initialize NSV_SNWBEG and NSV_SNWEND index for the begin and the ending chemical index
+!!
+!!
+!! REFERENCE
+!! ---------
+!! Modified dst_init_names (february 2005)
+!!
+!! AUTHOR
+!! ------
+!! Vincent VIONNET <vincent.vionnet@meteo.fr>
+!!
+!! MODIFICATIONS
+!! -------------
+!!
+!! EXTERNAL
+!! --------
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!-------------------------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+! ------------
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+
+INTEGER, INTENT(IN) :: KLUOUT ! output listing channel
+CHARACTER(LEN=*), DIMENSION(:), INTENT(IN) :: HSV ! name of chemical species
+ ! with character # for chemistry
+INTEGER, INTENT(OUT) :: KSNWEQ ! number of blowing snow related variables
+INTEGER, INTENT(OUT) :: KSV_SNWBEG ! first blowing snow related scalar
+INTEGER, INTENT(OUT) :: KSV_SNWEND ! last blowing snow related scalar
+INTEGER, INTENT(OUT) :: K2DSNWEQ ! number of 2D blowing snow related variables
+INTEGER, INTENT(OUT) :: K2D_SNWBEG ! first 2D blowing snow related scalar
+INTEGER, INTENT(OUT) :: K2D_SNWEND ! last 2D blowing snow related scalar
+!
+!* 0.2 declarations of local variables
+INTEGER :: JSV !! loop on scalar variables
+CHARACTER(LEN=4) :: YRC1
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+!
+!-------------------------------------------------------------------------------
+
+!Initialize output variables
+IF (LHOOK) CALL DR_HOOK('BLOWSNW_INIT_NAMES',0,ZHOOK_HANDLE)
+
+KSNWEQ = 0
+KSV_SNWBEG=0
+KSV_SNWEND=0
+
+K2DSNWEQ = 0
+K2D_SNWBEG=0
+K2D_SNWEND=0
+
+DO JSV=1, SIZE(HSV)
+ YRC1= HSV(JSV)(1:4)
+ IF (YRC1 == 'SNWM') THEN
+ KSNWEQ = KSNWEQ + 1
+ IF (KSNWEQ == 1) THEN
+ KSV_SNWBEG=JSV
+ ENDIF !Check on first time
+ ELSE IF (YRC1 == 'SNWC') THEN
+ K2DSNWEQ = K2DSNWEQ + 1
+ IF (K2DSNWEQ == 1) THEN
+ K2D_SNWBEG=JSV
+ ENDIF !Check on first time
+ ELSE !Not snow variables
+ !DO NOTHING
+ ENDIF
+ENDDO
+!
+! Set the output list of scalar to the input list of scalars
+
+! Get the index of the last blowing snow relevant tracer
+KSV_SNWEND = KSV_SNWBEG + KSNWEQ -1
+! Get the index of the last 2D blowing snow relevant tracer
+K2D_SNWEND = K2D_SNWBEG + K2DSNWEQ -1
+
+!
+IF (LHOOK) CALL DR_HOOK('BLOWSNW_INIT_NAMES',1,ZHOOK_HANDLE)
+!
+END SUBROUTINE BLOWSNW_INIT_NAMES
diff --git a/src/SURFEX/blowsnw_velgrav1d.f90 b/src/SURFEX/blowsnw_velgrav1d.f90
new file mode 100644
index 0000000000000000000000000000000000000000..27f1ba54a2369d1ccb144989a4366cb5a8579475
--- /dev/null
+++ b/src/SURFEX/blowsnw_velgrav1d.f90
@@ -0,0 +1,277 @@
+!! #######################################
+SUBROUTINE BLOWSNW_VELGRAV1D(PBETA, PRG, PTA, PRHODREF,PPABST,PVGK)
+
+!! -------
+!!
+!! Compute number- and mass-averaged settling velocity for
+!! blowing snow particles based on several methods :
+!! - Mitchell (1996) : numerical integration assuming spherical
+!! particles (expensive)
+!! - Carrier (1953) and Dover (1993) : numerical integration (expensive)
+!! - look-up table based on Carrier (1953) depending on mean radius and
+!! pressure
+!! - None : assume no settling velocity
+!!
+!! REFERENCE
+!! ---------
+!!
+!! Mitchell (1996) : Use of mass- and area-dimensionla power laws for
+!! determining precipitation particle terminal velocities, JAS,
+!! 53(12),1710-1723
+!! Carrier, C. : On Slow Viscous Flow, Tech. rep., Office of Naval Research, Contract Nonr-653(00), Brown
+!! University, Providence, RI, 1953.
+!! Dover, S. : Numerical Modelling of Blowing Snow, Ph.D. thesis, University of Leeds, U.K., 1993.
+!!
+!! AUTHOR
+!! ------
+!! V. Vionnet (CNRM/GMME/MOSAYC)
+!!
+!! NB : this routine is similar to the routine implemented in Meso-NH (blowsnow_velgrav.f90)
+!
+!!
+
+USE MODD_BLOWSNW_SURF
+USE MODD_CSTS
+
+USE MODI_GAMMA_INC_LOW
+
+USE MODE_BLOWSNW_SEDIM_LKT1D
+
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+
+IMPLICIT NONE
+ !
+ !* 0.1 Declarations of dummy arguments :
+ !
+ REAL, DIMENSION(:,:), INTENT(IN) :: PBETA ! distribution scale parameter [m]
+ REAL, DIMENSION(:,:), INTENT(IN) :: PRG ! mean radius [m]
+ REAL, DIMENSION(:,:), INTENT(IN) :: PTA ! air temperature
+ REAL, DIMENSION(:,:), INTENT(IN) :: PPABST ! air pressure
+ REAL, DIMENSION(:), INTENT(IN) :: PRHODREF ! air density
+ REAL, DIMENSION(:,:,:), INTENT(OUT) :: PVGK ! terminal fallspeed [m/s]
+ !
+ !
+ !* 0.2 Declarations of local variables :
+ !
+
+ REAL, DIMENSION(SIZE(PTA,1),SIZE(PTA,2)) :: ZMU !air kinematic viscosity [m2/s]
+ REAL, DIMENSION(SIZE(PTA,1),SIZE(PTA,2)) :: ZR1 ! first limit radius in integration
+ REAL, DIMENSION(SIZE(PTA,1),SIZE(PTA,2)) :: ZR2 ! second limit radius in integration [m]
+ REAL, DIMENSION(SIZE(PTA,1),SIZE(PTA,2)) :: ZAM1 ! Parameter avr in Mitchell
+ REAL, DIMENSION(SIZE(PTA,1),SIZE(PTA,2)) :: ZAM2 !
+ REAL, DIMENSION(SIZE(PTA,1),SIZE(PTA,2)) :: ZAM3 !
+
+REAL, DIMENSION(SIZE(PTA,1),SIZE(PTA,2)) :: ZAA
+REAL, DIMENSION(SIZE(PTA,1)) :: ZBB
+INTEGER, DIMENSION(SIZE(PTA,1),SIZE(PTA,2)) :: NMAX
+INTEGER :: ZNUM_EXP,ZMAS_EXP
+REAL :: ZGAM,ZVEL_CARRIER,ZR
+REAL :: ZW_M3,ZW_M0
+REAL :: ZSUM_VEL_M3,ZSUM_M3,ZSUM_VEL_M0,ZSUM_M0
+REAL :: ZDELTAR
+REAL :: ZGAMB,ZGAM_BM3, ZGAM_BM3B
+ INTEGER JI,JJ,II,JK,ILAYER ! Loop counter
+
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+
+ !
+ !* 0.3 Initialization of variables :
+ !
+IF (LHOOK) CALL DR_HOOK('BLOWSNW_VELGRAV1D',0,ZHOOK_HANDLE)
+
+ZDELTAR = 1e-6
+ZGAM = GAMMA(XEMIALPHA_SNW)
+ILAYER=SIZE(PTA,2)
+
+! Sutherland's equation for kinematic viscosity
+DO JK=1,ILAYER
+ ZMU(:,JK)=1.8325d-5*416.16/(PTA(:,JK)+120)*(PTA(:,JK)/296.16)*SQRT(PTA(:,JK)/296.16)/PRHODREF(:)
+END DO
+
+ !
+ !* 1 Compute number- and mass-averaged settling velocity :
+ !
+
+IF(CSNOW_SEDIM=='TABC') THEN
+!
+! Sedimentation of snow particles is computed according to Carrier's drag coofficient.
+! To reduce computational time; look-up tables are used. They depend on the
+! average radius and the pressure (interpolation)
+!
+ CALL BLOWSNW_SEDIM_LKT1D(PRG,PPABST,PVGK)
+
+ELSE IF(CSNOW_SEDIM=='MITC') THEN ! Sedimentation following Mitchell (1996)
+
+ ZGAMB = GAMMA(XEMIALPHA_SNW+3)
+ ZGAM_BM3 = GAMMA(3*XBM3-1+XEMIALPHA_SNW)
+ ZGAM_BM3B = GAMMA(3*XBM3+2+XEMIALPHA_SNW)
+
+ ! Compute limit radius for integration of Mitchell's formulation
+ ZR1(:,:)=RLIM(ZMU,PRHODREF,XBESTL_1)
+ ZR2(:,:)=RLIM(ZMU,PRHODREF,XBESTL_2)
+ ! Compute parameter avr for integration of Mitchell's formulation
+ ZAM1(:,:)=AVR(XAM1,XBM1,PRHODREF,ZMU)
+ ZAM2(:,:)=AVR(XAM2,XBM2,PRHODREF,ZMU)
+ ZAM3(:,:)=AVR(XAM3,XBM3,PRHODREF,ZMU)
+
+DO JI=1,SIZE(PTA,1)
+ DO JK=1,ILAYER
+!Number weighted terminal velocity
+ PVGK(JI,JK,1)=(PBETA(JI,JK)**(3*XBM1-1)*ZAM1(JI,JK)* &
+ GAMMA_INC_LOW(3*XBM1-1+XEMIALPHA_SNW,ZR1(JI,JK)/PBETA(JI,JK)) + &
+ PBETA(JI,JK)**(3*XBM2-1)*ZAM2(JI,JK)* &
+ (GAMMA_INC_LOW(3*XBM2-1+XEMIALPHA_SNW,ZR2(JI,JK)/PBETA(JI,JK))- &
+ GAMMA_INC_LOW(3*XBM2-1+XEMIALPHA_SNW,ZR1(JI,JK)/PBETA(JI,JK)))+ &
+ PBETA(JI,JK)**(3*XBM3-1)*ZAM3(JI,JK)* &
+ (ZGAM_BM3-GAMMA_INC_LOW(3*XBM3-1+XEMIALPHA_SNW,ZR2(JI,JK)/PBETA(JI,JK))))/ZGAM
+!Mass weighted terminal velocity
+ PVGK(JI,JK,2)=(PBETA(JI,JK)**(3*XBM1-1)*ZAM1(JI,JK)* &
+ GAMMA_INC_LOW(3*XBM1+2+XEMIALPHA_SNW,ZR1(JI,JK)/PBETA(JI,JK)) + &
+ PBETA(JI,JK)**(3*XBM2-1)*ZAM2(JI,JK)* &
+ (GAMMA_INC_LOW(3*XBM2+2+XEMIALPHA_SNW,ZR2(JI,JK)/PBETA(JI,JK))- &
+ GAMMA_INC_LOW(3*XBM2+2+XEMIALPHA_SNW,ZR1(JI,JK)/PBETA(JI,JK)))+ &
+ PBETA(JI,JK)**(3*XBM3-1)*ZAM3(JI,JK)* &
+ (ZGAM_BM3B-GAMMA_INC_LOW(3*XBM3+2+XEMIALPHA_SNW,ZR2(JI,JK)/PBETA(JI,JK))))/ZGAMB
+ ENDDO
+ENDDO
+
+
+ELSE IF(CSNOW_SEDIM=='CARR') THEN
+! Settling velocity is computed according to Carrier's drag coofficient.
+! This method is used in other blowing snow model such as PIEKTUK or SNOWSTORM
+! We perfom a numerical integration since no analytical solution exists.
+
+ZAA(:,:) = 6.203*ZMU(:,:)/2
+ZBB(:) = 5.516*XRHOLI/(4*PRHODREF(:))*XG
+NMAX(:,:)=GET_INDEX(PBETA,ZDELTAR)
+
+! Exponent used to weight the number-averaged falling speed
+ZNUM_EXP=0.
+! Exponent used to weight the mass-averaged falling speed
+ZMAS_EXP=3.
+
+
+DO JI=1,SIZE(PTA,1)
+ DO JK=1,ILAYER
+ ZSUM_M3=0.
+ ZSUM_M0=0.
+ ZSUM_VEL_M0=0.
+ ZSUM_VEL_M3=0.
+ DO II=1,NMAX(JI,JK)
+ ZR = 1*10**(-6)+(II-0.5)*ZDELTAR
+ ZVEL_CARRIER = - ZAA(JI,JK)/ZR+((ZAA(JI,JK)/ZR)**2.+ZBB(JI)*ZR)**0.5
+ ZW_M0=ZR**(XEMIALPHA_SNW-1)*exp(-ZR/PBETA(JI,JK))/(PBETA(JI,JK)**XEMIALPHA_SNW*ZGAM)
+
+ ZW_M3=ZR**ZMAS_EXP*ZW_M0
+ ZW_M0=ZR**ZNUM_EXP*ZW_M0
+
+ ZSUM_M3 = ZSUM_M3+ZW_M3*ZDELTAR
+ ZSUM_M0 = ZSUM_M0+ZW_M0*ZDELTAR
+
+
+ ZSUM_VEL_M0 = ZSUM_VEL_M0+ ZW_M0*ZVEL_CARRIER*ZDELTAR
+ ZSUM_VEL_M3 = ZSUM_VEL_M3+ ZW_M3*ZVEL_CARRIER*ZDELTAR
+ ENDDO
+ PVGK(JI,JK,1) = ZSUM_VEL_M0/ZSUM_M0
+ PVGK(JI,JK,2) = ZSUM_VEL_M3/ZSUM_M3
+ ENDDO
+ENDDO
+
+ELSE
+
+! Settling velocity is set equal to 0.
+PVGK(:,:,1) = 0.
+PVGK(:,:,2) = 0.
+
+
+END IF
+
+IF (LHOOK) CALL DR_HOOK('BLOWSNW_VELGRAV1D',1,ZHOOK_HANDLE)
+
+CONTAINS
+
+
+FUNCTION RLIM(PMU,PRHODREF,PBEST_LIM) RESULT(PRLIM)
+!
+!! PURPOSE
+!! -------
+! Calculate the radius of a sperical particle for a given Best Number
+!
+!
+USE MODD_CSTS, ONLY : XRHOLI,XG
+!
+!
+!* 0.1 declarations of arguments
+!
+REAL, DIMENSION(:), INTENT(IN) :: PRHODREF ! (kg/m3)
+REAL, DIMENSION(:,:), INTENT(IN) :: PMU ! (m2/s)
+REAL, INTENT(IN) :: PBEST_LIM! (-)
+
+!
+REAL, DIMENSION(SIZE(PMU,1),SIZE(PMU,2)) :: PRLIM ! (m)
+INTEGER JK
+!
+DO JK=1,SIZE(PMU,2)
+ PRLIM(:,JK)=(3./32.*PRHODREF(:)/(XRHOLI*XG)*PMU(:,JK)**2.*PBEST_LIM)**0.333333333
+END DO
+
+END FUNCTION RLIM
+
+FUNCTION AVR(PARE,PBRE,PRHODEF,PMU) RESULT(PAVR)
+!
+!! PURPOSE
+!! -------
+! Calculate the parameter av_r in Michell formulation
+!
+!
+USE MODD_CSTS, ONLY : XRHOLI,XG
+
+!
+!
+!* 0.1 declarations of arguments
+!
+REAL, INTENT(IN) :: PARE ! (-)
+REAL, INTENT(IN) :: PBRE ! (-)
+REAL, DIMENSION(:), INTENT(IN) :: PRHODEF ! (kg/m3)
+REAL, DIMENSION(:,:), INTENT(IN) :: PMU ! (m2/s)
+
+!
+REAL, DIMENSION(SIZE(PMU,1),SIZE(PMU,2)) :: PAVR ! (-)
+!
+INTEGER JK
+
+DO JK=1,SIZE(PMU,2)
+ PAVR(:,JK)=2.**(3.*PBRE-1.)*PARE*PMU(:,JK)**(1.-2.*PBRE)*(4./3.*XRHOLI/PRHODEF(:)*XG)**PBRE
+END DO
+
+END FUNCTION AVR
+
+FUNCTION GET_INDEX(PBETA,PDELTAR) RESULT(KMAX)
+!
+!! PURPOSE
+!! -------
+! Calculate the upper index in numerical integration of Carrier's formulation
+! Index equals to 5* mean radius
+!
+!
+USE MODD_BLOWSNW_SURF
+
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+REAL, INTENT(IN) :: PDELTAR ! (-)
+REAL, DIMENSION(:,:), INTENT(IN) :: PBETA ! (kg/m3)
+
+!
+INTEGER, DIMENSION(SIZE(PBETA,1),SIZE(PBETA,2)) :: KMAX ! (-)
+!
+
+KMAX(:,:)=int(PBETA(:,:)*XEMIALPHA_SNW*5/PDELTAR)
+
+
+END FUNCTION GET_INDEX
+
+END SUBROUTINE BLOWSNW_VELGRAV1D
diff --git a/src/SURFEX/canopy_blowsnw.F90 b/src/SURFEX/canopy_blowsnw.F90
new file mode 100644
index 0000000000000000000000000000000000000000..52cd5ce9a07f6bed651f614b7b7f74da4071b988
--- /dev/null
+++ b/src/SURFEX/canopy_blowsnw.F90
@@ -0,0 +1,203 @@
+! #########################################
+ SUBROUTINE CANOPY_BLOWSNW(SB,KI,KSNW,PTSTEP,BLOWSNW, &
+ PZZ,PRHOA,PBLOWSNWA,PSFLUX_BLOWSNW, &
+ PSFTH,PSFTQ)
+! #########################################
+!
+!!**** *CANOPY_BLOWSNW* - driver for evolution of blowing snow variables in Canopy
+!!
+!!
+!!
+!! PURPOSE
+!! -------
+!!
+!!** METHOD
+!! ------
+!!
+!! EXTERNAL
+!! --------
+!!
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!!
+!! REFERENCE
+!! ---------
+!!
+!!
+!! AUTHOR
+!! ------
+!! V. Vionnet *Meteo France*
+!!
+!! MODIFICATIONS
+!! -------------
+!! Original 05/2014
+!-------------------------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+! ------------
+!
+USE MODD_CANOPY_n, ONLY : CANOPY_t
+!
+USE MODD_BLOWSNW_n, ONLY : BLOWSNW_t
+USE MODD_BLOWSNW_SURF
+USE MODD_CANOPY_TURB, ONLY : XCMFS, XCSHF
+
+USE MODE_BLOWSNW_SURF
+
+USE MODI_RMC01_SURF
+USE MODI_CANOPY_EVOL_BLOWSNW
+!USE MODI_CANOPY_BLOWSNW_SUBL
+!
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+!
+IMPLICIT NONE
+!
+!* 0.1 Declarations of arguments
+! -------------------------
+!
+TYPE(CANOPY_t), INTENT(INOUT) :: SB
+TYPE(BLOWSNW_t), INTENT(INOUT) :: BLOWSNW
+!
+INTEGER, INTENT(IN) :: KI ! number of horizontal points
+INTEGER, INTENT(IN) :: KSNW ! number of blowing snow variables
+!
+REAL, INTENT(IN) :: PTSTEP ! atmospheric time-step
+!
+REAL, DIMENSION(KI,SB%NLVL), INTENT(IN) :: PZZ ! Mixing length generic profile at mid levels (-)
+REAL, DIMENSION(KI), INTENT(IN) :: PRHOA ! Air density at forcing level (kg/m3)
+REAL, DIMENSION(KI,KSNW), INTENT(IN) :: PBLOWSNWA ! Blowing snow variables at forcing level
+ ! 1: #/kg 2: kg/kg
+!
+REAL, DIMENSION(KI,KSNW), INTENT(INOUT) :: PSFLUX_BLOWSNW! surface flux of blowing snow
+! IN : surface turbulent flux 1:(# m-2 s-1) 2:(kg(snow) m2 s-1)
+! OUT : net flux (turb+sedim) at Top of Canopy 1: (#/m2/s) 2: (kg(snow)/m2/s)
+REAL, DIMENSION(KI), INTENT(INOUT) :: PSFTH ! flux of heat (W/m2)
+REAL, DIMENSION(KI), INTENT(INOUT) :: PSFTQ ! flux of water vapor (kg/m2/s)
+
+!
+!* 0.2 Declarations of local variables
+! -------------------------------
+!
+INTEGER :: JLAYER,JSV ! loop counter
+
+REAL, DIMENSION(KI,SB%NLVL) :: ZK ! mixing coefficient
+REAL, DIMENSION(KI,SB%NLVL) :: ZLM ! mixing length (m)
+REAL, DIMENSION(KI,SB%NLVL) :: ZLEPS ! dissipative length (m)
+
+REAL, DIMENSION(KI,SB%NLVL,KSNW) :: ZBLOWSNWS ! snow variables tendency due to sublimation at Canopy levels
+! 1: #_s/kg/s, 2: kg_s/kg/s
+
+REAL, DIMENSION(KI,KSNW) :: ZSFLUX_BLOWSNW! surface flux of blowing snow variables
+! 1:(#/kg(air) m s-1) 2:(kg(snow)/kg(air) m s-1)
+
+
+REAL, DIMENSION(KI,KSNW) :: ZBLOWSNW_DEP ! sedimentation flux of blowing snow variables at Canopy bottom
+! 1: (#/m2/s) 2: (kg(snow)/m2/s
+REAL, DIMENSION(KI,SB%NLVL,KSNW) :: ZSNW ! Blowing snow variables at Canopy levels
+ ! 1: #/m3 2: kg/m3
+REAL, DIMENSION(KI,SB%NLVL) :: ZRG ! Mean radius (m)
+
+
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+!-------------------------------------------------------------------------------
+IF (LHOOK) CALL DR_HOOK('CANOPY_BLOWSNW',0,ZHOOK_HANDLE)
+
+!
+! convert flux from kg/m2/s to [kg(snow)/kg(dry air).m.s-1]
+DO JSV= 1,KSNW
+ ZSFLUX_BLOWSNW(:,JSV) = PSFLUX_BLOWSNW(:,JSV)/ PRHOA(:)
+END DO
+
+ZBLOWSNW_DEP = 0.
+ZBLOWSNWS = 0.
+
+!-------------------------------------------------------------------------------
+!
+!* 1. mixing and dissipative lengths (at full levels)
+! ------------------------------
+!
+CALL RMC01_SURF(PZZ,SB%XLMO,ZLM,ZLEPS)
+!
+!* 2. mixing coefficient for scalars at mid layers (at half levels)
+! ---------------------------
+!
+ZK = -999.
+DO JLAYER=2,SB%NLVL
+ ZK(:,JLAYER) = 0.5 * XCSHF * ZLM(:,JLAYER) * SQRT(SB%XTKE(:,JLAYER) ) &
+ + 0.5 * XCSHF * ZLM(:,JLAYER-1) * SQRT(SB%XTKE(:,JLAYER-1))
+END DO
+
+!
+!* 3. Compute the impact of blowing snow sublimation on air temperature,
+! humidity and blowing snow number and mass.
+! ---------------------------
+!
+IF(LBLOWSNW_CANOSUBL) THEN
+
+ CALL CANOPY_BLOWSNW_SUBL(KI,SB%NLVL,KSNW,PTSTEP,SB%XBLOWSNW,SB%XT,SB%XQ,PRHOA,SB%XP, &
+ ZBLOWSNWS,SB%XDZ,PSFTQ,PSFTH,BLOWSNW%XSNW_SUBL)
+
+ENDIF
+
+!
+!* 4. effects of turbulent diffusion and sedimentation on blowing snow variables in Canopy
+! ---------------------------
+!
+
+ CALL CANOPY_EVOL_BLOWSNW(KI,SB%NLVL,KSNW,PTSTEP,PBLOWSNWA,ZK,ZSFLUX_BLOWSNW ,&
+ SB%XZ,SB%XDZ,SB%XDZF,SB%XBLOWSNW,PRHOA,ZBLOWSNW_DEP,SB%XT, &
+ SB%XP,ZBLOWSNWS,SB%XTKE)
+
+ !
+ !* 5. Security at atmospheric forcing level
+ ! -------------------------------------
+ !
+DO JSV=1,KSNW
+ SB%XBLOWSNW(:,SB%NLVL,JSV) = PBLOWSNWA(:,JSV)
+END DO
+
+!
+ !* 6. Store and update fluxes and diagnostics
+ ! -------------------------------------
+ !
+!
+!Convert canopy variables in _/m3
+DO JLAYER=1,SB%NLVL
+ DO JSV=1,KSNW
+ ZSNW(:,JLAYER,JSV)=SB%XBLOWSNW(:,JLAYER,JSV)*PRHOA(:)
+ ENDDO
+ENDDO
+!
+! Compute mean radius
+!
+CALL SNOWMOMENT2SIZE(ZSNW, PRG1D=ZRG )
+!
+! Store diagnostic variables
+!
+BLOWSNW%XSNW_CANO_RGA(:,:) = ZRG(:,:)
+BLOWSNW%XSNW_CANO_VAR(:,:,:) = ZSNW(:,:,:)
+!
+! Store turbulent flux at the bottom of Canopy as a diagnostic
+BLOWSNW%XSNW_FTURB(:,1:2) = -PSFLUX_BLOWSNW(:,1:2) ! Instantaneous fluxes (number and mass)
+BLOWSNW%XSNW_FTURB(:,3) = BLOWSNW%XSNW_FTURB(:,3)+BLOWSNW%XSNW_FTURB(:,2)*PTSTEP ! Accumulated flux (mass)
+
+! Store total net flux (saltation+suspension) at the top of the snowpack
+BLOWSNW%XSNW_FNET(:,1:2) = BLOWSNW%XSNW_FTURB(:,1:2)+BLOWSNW%XSNW_FSED(:,1:2) ! Instantaneous flux (1: number; 2: mass)
+BLOWSNW%XSNW_FNET(:,3) = BLOWSNW%XSNW_FNET(:,3)+BLOWSNW%XSNW_FNET(:,2)*PTSTEP ! Accumulated flux (mass)
+
+! Store sedimentation flux at the bottom of Canopy to be sent to Crocus
+BLOWSNW%XSFSNW(:,1:2) = ZBLOWSNW_DEP(:,1:2) ! Instantaneous fluxes (number and mass)
+
+! Update flux : net flux (turb+sedim) at Top of Canopy 1: (#/m2/s) 2: (kg(snow)/m2/s)
+DO JSV=1,KSNW
+ PSFLUX_BLOWSNW(:,JSV) = ZSFLUX_BLOWSNW(:,JSV)
+END DO
+
+
+IF (LHOOK) CALL DR_HOOK('CANOPY_BLOWSNW',1,ZHOOK_HANDLE)
+
+!
+!-------------------------------------------------------------------------------
+END SUBROUTINE CANOPY_BLOWSNW
diff --git a/src/SURFEX/canopy_blowsnw_subl.f90 b/src/SURFEX/canopy_blowsnw_subl.f90
new file mode 100644
index 0000000000000000000000000000000000000000..e6e2ad5ebbe90744ed35166815c503c84b2fabab
--- /dev/null
+++ b/src/SURFEX/canopy_blowsnw_subl.f90
@@ -0,0 +1,276 @@
+! #########################################
+ SUBROUTINE CANOPY_BLOWSNW_SUBL(KI,KLVL,KSNW,PTSTEP,PBLOWSNW,PT,PQ,PRHOA,PP, &
+ PBLOWSNWS,PDZ,PSFTQ,PSFTH,PSNW_SUBL )
+
+USE MODD_CSTS
+USE MODD_BLOWSNW_SURF
+!
+USE MODE_BLOWSNW_SURF
+!
+USE MODI_BLOWSNW_VELGRAV1D
+
+IMPLICIT NONE
+!
+!* 0.1 Declarations of arguments
+! -------------------------
+!
+INTEGER, INTENT(IN) :: KI ! number of horizontal points
+INTEGER, INTENT(IN) :: KLVL ! number of levels in canopy
+INTEGER, INTENT(IN) :: KSNW ! number of snow variables in canopy
+REAL, INTENT(IN) :: PTSTEP ! time-step
+REAL, DIMENSION(KI,KLVL), INTENT(IN) :: PT ! Temperature at canopy levels (K)
+REAL, DIMENSION(KI,KLVL),INTENT(IN) :: PP ! air presseure at canopy levels (Pa)
+REAL, DIMENSION(KI,KLVL), INTENT(IN) :: PQ ! humidity at canopy levels (kg/m3)
+REAL, DIMENSION(KI,KLVL,KSNW), INTENT(IN) :: PBLOWSNW ! blowing snow variables at canopy levels (1: #_s/kg, 2: kg_s/kg)
+REAL, DIMENSION(KI,KLVL), INTENT(IN) :: PDZ ! depth of canopy levels (m)
+
+REAL, DIMENSION(KI), INTENT(IN) :: PRHOA ! air density (kg/m3)
+
+REAL, DIMENSION(KI), INTENT(INOUT) :: PSFTH ! flux of heat (W/m2)
+REAL, DIMENSION(KI), INTENT(INOUT) :: PSFTQ ! flux of water vapor (kg/m2/s)
+
+REAL, DIMENSION(KI,KLVL,KSNW), INTENT(INOUT) :: PBLOWSNWS ! snow variables tendency due to sublimation at Canopy levels
+! (1: #_s/kg/s, 2: kg_s/kg/s)
+REAL, DIMENSION(KI,KSNW+1), INTENT(INOUT) :: PSNW_SUBL ! Diagnostic !Sublimation rate
+ ! 1: Instantaneous number 2: Instantaneous mass 3: Accumulated Mass
+!
+!* 0.2 Declarations of local variables
+! -------------------------------
+!
+INTEGER JK,JI,JSV
+
+REAL, DIMENSION(KI,KLVL) :: ZBET ! Scale parameter of the gamma distribution (m)
+REAL, DIMENSION(KI,KLVL,KSNW) :: ZVGK ! Terminal fallspeed (m/s)
+REAL, DIMENSION(KI,KLVL) :: ZRG ! Mean radius (m)
+REAL, DIMENSION(KI,KLVL) :: ZEXN ! Exner function at full levels
+REAL, DIMENSION(KI,KLVL) :: ZW ! working array
+REAL, DIMENSION(KI) :: ZT ! average temprature of Canopy
+REAL, DIMENSION(KI,KLVL) :: ZLSFACT! L_s/(C_ph)
+
+REAL, DIMENSION(KI,KLVL,KSNW) :: ZSNW ! work variable : pot. temp at futur instant
+! ! (or past at the end of the routine)
+REAL, DIMENSION(KI,KLVL-1) :: ZMU ! air kinematic viscosity
+REAL, DIMENSION(KI,KLVL-1) :: ZNU ! Nusselt number (-)
+REAL, DIMENSION(KI,KLVL-1) :: ZKA ! air thermal conductivity
+REAL, DIMENSION(KI,KLVL-1) :: ZDV ! diffusivity of water vapor in the air.
+REAL, DIMENSION(KI,KLVL-1) :: ZAI ! denominator in Thorpe and Masson (66) equation
+REAL, DIMENSION(KI,KLVL-1) :: ZUSI ! undersaturation over ice
+REAL, DIMENSION(KI,KLVL-1) :: ZSUBL_NUM,ZSUBL_MASS ! sublimation rate (number and mass)
+REAL, DIMENSION(KI) :: ZCOL_SUBL ! integrated sublimation rate (kg/m2/s)
+!
+LOGICAL :: LSUBL_ALPINE3D
+REAL :: ZR_EFF ! Effective radius for the computation of sublimation
+REAL, DIMENSION(KI,KLVL) :: ZAA ! Coeff used in the computation of terminal fallspeed (m/s)
+REAL, DIMENSION(KI,KLVL) :: ZBB ! Coeff used in the computation of terminal fallspeed (m/s)
+!
+!-------------------------------------------------------------------------------
+!
+!
+!* 1. initializations
+!
+!-------------------------------------------------------------------------------
+DO JK=1,(KLVL-1)
+! Sutherland's equation for kinematic viscosity
+ ZMU(:,JK)=1.8325d-5*416.16/(PT(:,JK)+120)*(PT(:,JK)/296.16)*SQRT(PT(:,JK)/296.16)/PRHOA(:)
+! Thermal conductivity of the air
+ ZKA(:,JK) = 2.38E-2 + 0.0071E-2 * ( PT(:,JK) - XTT ) ! k_a
+! Diffusivity of water vapor in the air.
+ ZDV(:,JK) = 0.211E-4 * (PT(:,JK)/XTT)**1.94 * (XP00/PP(:,JK)) ! D_v
+END DO
+
+!* Compute the denominator in the Thorpe and Masson (66) equation
+!
+ZAI(:,:) = EXP( XALPI - XBETAI/PT(:,1:(KLVL-1)) - XGAMI*ALOG(PT(:,1:(KLVL-1)))) ! es_i
+!
+DO JK=1,(KLVL-1)
+ ! Undersaturation over ice
+ ZUSI(:,JK) = PQ(:,JK)/PRHOA(:)*( PP(:,JK)-ZAI(:,JK) ) / ( (XMV/XMD) * ZAI(:,JK) ) - 1.0
+ ! denominator in the Thorpe and Masson (66) equation
+ ZAI(:,JK) = ( XLSTT + (XCPV-XCI)*(PT(:,JK)-XTT) ) / (ZKA(:,JK)*PT(:,JK)) &
+ *( ( XLSTT + (XCPV-XCI)*(PT(:,JK)-XTT) ) / (XRV*PT(:,JK)) - 1.) &
+ + (XRV*PT(:,JK)) / (ZDV(:,JK)*ZAI(:,JK))
+END DO
+
+ZUSI(:,:) =MIN(ZUSI(:,:),0.)
+
+!
+DO JK=1,(KLVL)
+ ZW(:,JK) = XCPD+XCPV*PQ(:,JK)/PRHOA(:)
+END DO
+!
+ZLSFACT(:,:) = (XLSTT+(XCPV-XCI)*(PT(:,:)-XTT))/ZW(:,:) ! L_s/(*C_ph)
+!
+ZEXN = (PP/XP00)**(XRD/XCPD)
+!
+ZSUBL_NUM = 0.
+ZSUBL_MASS = 0.
+ZCOL_SUBL=0.
+!
+LSUBL_ALPINE3D = .FALSE. ! Compute sublimation using the method of reprsentative
+ ! radius implemented in Alpine 3D (Groot and al, 2011)
+!
+
+IF(LSUBL_ALPINE3D) THEN
+!
+!-------------------------------------------------------------------------------
+!
+!
+!* 2. Compute settling velocity based on the effective radius
+! ---------------
+!
+!-------------------------------------------------------------------------------
+ ZR_EFF = 73.5e-6 ! Effective radius computed following the Swiss
+ ! method. This effective radius give the same total
+ ! sublimation for a equal concentration an ensemble of
+ ! gamma distributed particles with rm = 35e-6 m and
+ ! alpha=3
+ ZRG(:,:) = ZR_EFF
+ ZBET(:,:) = ZR_EFF/XEMIALPHA_SNW
+!
+!
+!* compute gravitational velocities
+!
+ CALL BLOWSNW_VELGRAV1D(ZBET, ZRG, PT, PRHOA,PP, ZVGK)
+!
+!-------------------------------------------------------------------------------
+!
+!
+!* 3. Compute sublimation rate based on formulation of Thorpe and Masson (66)
+! Note that no integration is computed on the particle spectra
+! ---------------
+!
+!-------------------------------------------------------------------------------
+!
+! Nusselt Number using effective radius
+ZNU(:,:) = NUSSELT(ZRG(:,1:(KLVL-1)),ZMU(:,1:(KLVL-1)),ZVGK(:,1:(KLVL-1),2))
+
+ZSUBL_MASS(:,:) = 3*PBLOWSNW(:,1:(KLVL-1),2)*ZNU(:,:)*ZUSI(:,:) &
+ /(2*ZAI(:,:)*XRHOLI*ZR_EFF**2)
+
+
+ELSE
+
+
+!-------------------------------------------------------------------------------
+!
+!
+!* 2. Compute settling velocity based on the size distribution of the previous time
+! step: used as ventilation velocity
+! ---------------
+!
+!-------------------------------------------------------------------------------
+
+!
+! Convert canopy variables in _/m3
+!
+DO JK=1,KLVL
+ DO JSV=1,KSNW
+ ZSNW(:,JK,JSV)=PBLOWSNW(:,JK,JSV)*PRHOA(:)
+ ENDDO
+ENDDO
+!
+!* compute BETA, RG and moments
+!
+CALL SNOWMOMENT2SIZE(ZSNW, PBETA1D=ZBET, PRG1D=ZRG )
+!
+!* compute gravitational velocities
+!
+CALL BLOWSNW_VELGRAV1D(ZBET, ZRG, PT, PRHOA,PP, ZVGK)
+!
+!-------------------------------------------------------------------------------
+!
+!
+!* 3. Compute sublimation rate based on formulation of Thorpe and Masson (66)
+! ---------------
+!
+!-------------------------------------------------------------------------------
+!
+! Nusselt Number using mean radius of particle size distribution
+ZNU(:,:) = NUSSELT(ZRG(:,1:(KLVL-1)),ZMU(:,1:(KLVL-1)),ZVGK(:,1:(KLVL-1),2))
+
+
+! mass averaged sublimation rate follows Dery and Yau (1999) and avoids
+! numerical integration over the particle spectrum
+ZSUBL_MASS(:,:) = PBLOWSNW(:,1:(KLVL-1),2)*ZNU(:,:)*ZUSI(:,:)/ &
+ (ZAI(:,:)*2*XRHOLI*ZRG(:,1:(KLVL-1))**2)
+!
+!
+ENDIF
+! Restriction of ZSUM_SUBL to insure coherence between vapor and blowing snow
+! mixing ratio
+!
+DO JI=1,KI
+ DO JK=1,(KLVL-1)
+ ZSUBL_MASS(JI,JK) = MIN( PQ(JI,JK)/(PRHOA(JI)*PTSTEP),ZSUBL_MASS(JI,JK))* &
+ (0.5+SIGN(0.5,ZSUBL_MASS(JI,JK)))- &
+ MIN(PBLOWSNW(JI,JK,2)/PTSTEP,ABS(ZSUBL_MASS(JI,JK)))* &
+ (0.5-SIGN(0.5,ZSUBL_MASS(JI,JK)))
+ ZSUBL_MASS(JI,JK)=MIN(0.,ZSUBL_MASS(JI,JK)) ! Sink of snow
+!
+! number-averaged sublimation rate
+! Change in concentration rate Sn = Sb*N/qb (Dery and Yau,2000)
+!
+ IF(ZSUBL_MASS(JI,JK)<0.) THEN
+ ZSUBL_NUM(JI,JK) = ZSUBL_MASS(JI,JK)*PBLOWSNW(JI,JK,1)/PBLOWSNW(JI,JK,2)
+ END IF
+ ZCOL_SUBL(JI) = ZCOL_SUBL(JI)+ZSUBL_MASS(JI,JK)*PRHOA(JI)*PDZ(JI,JK)
+!* Compute modification of heat and vapor fluxes due to
+! sublimation of blowing snow particles in Canopy
+! These fluxes are then sent to MNH
+ PSFTQ(JI) = PSFTQ(JI) - ZSUBL_MASS(JI,JK)*PRHOA(JI)*PDZ(JI,JK)
+ PSFTH(JI) = PSFTH(JI) + ZSUBL_MASS(JI,JK)*PRHOA(JI)*PDZ(JI,JK)* &
+ (XLSTT+(XCPV-XCI)*(PT(JI,JK)-XTT))/ZEXN(JI,JK)
+ END DO
+! ZT(JI) = SUM(PT(JI,1:(KLVL-1)))/(KLVL-1)
+END DO
+!
+! Store number and mass sublimation rate
+PBLOWSNWS(:,1:(KLVL-1),1) = ZSUBL_NUM(:,:)
+PBLOWSNWS(:,1:(KLVL-1),2) = ZSUBL_MASS(:,:)
+
+! Store integrated sublimation rate in mmSWE/day
+PSNW_SUBL(:,2) = ZCOL_SUBL(:)*3600*24/XRHOLW*1000
+! Store accumulated sublimation rate in mmSWE
+PSNW_SUBL(:,3) = PSNW_SUBL(:,3)+ZCOL_SUBL(:)*PTSTEP
+
+CONTAINS
+
+FUNCTION NUSSELT(PR,PMU,PVEL_VENT) RESULT(PNU)
+!
+!! PURPOSE
+!! -------
+! Calculate the Nusselt number for a given particle radius
+! Formulation based on Lee (1975)
+!
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+REAL, DIMENSION(:,:), INTENT(IN) :: PR ! (m)
+REAL, DIMENSION(:,:), INTENT(IN) :: PMU ! (m2/s)
+REAL, DIMENSION(:,:), INTENT(IN) :: PVEL_VENT ! (m/s)
+!
+REAL, DIMENSION(SIZE(PMU,1),SIZE(PMU,2)) :: PNU ! (m/s)
+!
+!
+!* 0.2 declaration of local variables
+!
+REAL, DIMENSION(SIZE(PMU,1),SIZE(PMU,2)) :: ZRE
+!
+!
+!* 1 Calculate Reynolds number
+!
+ZRE(:,:) = 2*PR(:,:)*PVEL_VENT(:,:)/PMU(:,:)
+!
+!* 2 Calculate Nusselt number
+!
+WHERE(ZRE(:,:)<10)
+ PNU(:,:) = 1.79+0.606*ZRE(:,:)**0.5
+ELSEWHERE
+ PNU(:,:) = 1.88+0.580*ZRE(:,:)**0.5
+END WHERE
+
+END FUNCTION NUSSELT
+
+END SUBROUTINE CANOPY_BLOWSNW_SUBL
diff --git a/src/SURFEX/canopy_evol_blowsnw.f90 b/src/SURFEX/canopy_evol_blowsnw.f90
new file mode 100644
index 0000000000000000000000000000000000000000..088ca2aff51099168829097cc3e3de3bd7624b2e
--- /dev/null
+++ b/src/SURFEX/canopy_evol_blowsnw.f90
@@ -0,0 +1,274 @@
+! #########################################
+ SUBROUTINE CANOPY_EVOL_BLOWSNW(KI,KLVL,KSNW,PTSTEP,PSNWA,PK, &
+ PSFLUX_SNW,PZ,PDZ,PDZF,PSNW,PRHOA,PSNWDEP, &
+ PTHT,PPABST,PSNW_SUBL,PTKE)
+! #########################################
+!
+!!**** *CANOPY_EVOL_BLOWSNW* - evolution of blowing snow variables in canopy
+!!
+!!
+!! PURPOSE
+!! -------
+!!
+!!** METHOD
+!! ------
+!!
+!! EXTERNAL
+!! --------
+!!
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!!
+!! REFERENCE
+!! ---------
+!!
+!!
+!! AUTHOR
+!! ------
+!! V. Vionnet *Meteo France*
+!!
+!! MODIFICATIONS
+!! -------------
+!! Original 04/2012
+!-------------------------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+! ------------
+!
+USE MODD_BLOWSNW_n
+USE MODD_BLOWSNW_SURF
+
+USE MODE_BLOWSNW_SURF
+
+USE MODI_TRIDIAG_GROUND
+USE MODI_BLOWSNW_VELGRAV1D
+USE MODI_BLOWSNW_DIFFK
+
+!
+IMPLICIT NONE
+!
+!* 0.1 Declarations of arguments
+! -------------------------
+!
+INTEGER, INTENT(IN) :: KI ! number of horizontal points
+INTEGER, INTENT(IN) :: KLVL ! number of levels in canopy
+INTEGER, INTENT(IN) :: KSNW ! number of drifting snow variables
+REAL, INTENT(IN) :: PTSTEP ! time-step (s)
+REAL, DIMENSION(KI,KSNW), INTENT(IN) :: PSNWA ! Blowing snow variables at forcing levels (__ /kg)
+REAL, DIMENSION(KI,KLVL), INTENT(IN) :: PK ! mixing exchange coefficient (m2/s)
+REAL, DIMENSION(KI,KSNW), INTENT(INOUT) :: PSFLUX_SNW ! surface flux w'snw' (mkg/kg/s)
+REAL, DIMENSION(KI,KLVL), INTENT(IN) :: PZ ! heights of canopy levels (m)
+REAL, DIMENSION(KI,KLVL), INTENT(IN) :: PDZ ! deltaZ between canopy half levels,
+! ! located at full levels (m)
+REAL, DIMENSION(KI,KLVL), INTENT(IN) :: PDZF ! deltaZ between canopy (full) levels,
+! ! located at half levels (m)
+REAL, DIMENSION(KI,KLVL,KSNW), INTENT(INOUT) :: PSNW ! drifting snow at canopy levels (kg/kg)
+REAL, DIMENSION(KI,KLVL,KSNW), INTENT(IN) :: PSNW_SUBL ! drifting snow sublimation rate at canopy levels (kg/kg/s)
+ ! zero when sublimation is not activated
+REAL, DIMENSION(KI), INTENT(IN) :: PRHOA ! air density (kg/m3)
+REAL, DIMENSION(KI,KLVL), INTENT(IN) :: PTHT ! air temperature (K)
+REAL, DIMENSION(KI,KLVL), INTENT(IN) :: PPABST ! air pressure (Pa)
+REAL, DIMENSION(KI,KLVL), INTENT(IN) :: PTKE ! air pressure (Pa)
+REAL, DIMENSION(KI,KSNW), INTENT(OUT) :: PSNWDEP ! sedimentation flux at the bottom of Canopy
+
+!
+!
+!* 0.2 Declarations of local variables
+! -------------------------------
+!
+INTEGER :: JLAYER ! loop counter on layers
+INTEGER :: JSV ! loop counter on blowing snow variables
+INTEGER :: JI ! loop counter on grid points
+!
+REAL, DIMENSION(KI) :: ZZREF ! height of forcing level
+REAL, DIMENSION(KI,KSNW) :: ZSNWC ! Blowing Snow content in canopy layers (__ /m3)
+
+REAL, DIMENSION(KI,KLVL) :: ZBET ! Scale parameter of the gamma distribution (m)
+REAL, DIMENSION(KI,KLVL,KSNW) :: ZVGK ! Terminal fallspeed (m/s)
+REAL, DIMENSION(KI,KLVL,KSNW) :: ZKSNW ! particle eddy diffusivity
+REAL, DIMENSION(KI,KLVL) :: ZRG ! Mean radius (m)
+REAL, DIMENSION(KI,KLVL-1,KSNW) :: ZA,ZB,ZC,ZRHS ! Term of the tridiagonal matrix
+REAL, DIMENSION(KI,KLVL,KSNW) :: ZSNW ! work variable : pot. temp at futur instant
+! ! (or past at the end of the routine)
+LOGICAL, DIMENSION(KI) :: GEMIS ! Logical=TRUE if snow is emitted in the atmosphere for the
+ ! first time
+INTEGER :: IPRINT
+!
+!-------------------------------------------------------------------------------
+!
+!
+!* 1. initializations
+! ---------------
+!
+IPRINT = 1
+!
+GEMIS(:)= .FALSE.
+!
+!-------------------------------------------------------------------------------
+!
+!
+!* 2. Compute settling velocity based on the size distribution of the previous time
+! step
+! ---------------
+!
+!-------------------------------------------------------------------------------
+!
+! Convert canopy variables in _/m3
+!
+DO JLAYER=1,KLVL
+ DO JSV=1,KSNW
+ ZSNW(:,JLAYER,JSV)=PSNW(:,JLAYER,JSV)*PRHOA(:)
+ ENDDO
+ENDDO
+
+!
+!* compute BETA, RG and moments
+!
+CALL SNOWMOMENT2SIZE(ZSNW, PBETA1D=ZBET, PRG1D=ZRG )
+!
+!* Initialize profile of radius if no snow is present in the atmosphere
+! We use Pomeroy's theoretical profile.
+!
+
+DO JI=1,KI
+ IF(PSFLUX_SNW(JI,2)>0 .AND. ALL(PSNW(JI,:,2)==0.)) THEN
+ GEMIS(JI) = .TRUE.
+ DO JLAYER=1,KLVL
+ ZRG(JI,JLAYER)=XEMIRADIUS_SNW*(PZ(JI,JLAYER)/0.05)**(-0.258)
+ ZBET(JI,JLAYER) = ZRG(JI,JLAYER)/XEMIALPHA_SNW
+ END DO
+ END IF
+END DO
+!* compute gravitational velocities
+!
+!
+CALL BLOWSNW_VELGRAV1D(ZBET, ZRG, PTHT, PRHOA,PPABST, ZVGK)
+
+!
+! Mettre en place cas spécial avec flux positif et pas de neige dans l'atmo
+! initialisation du profil de rayon et de vitesse de chute suivant la méthode
+! de Déry
+!
+!* compute particle eddy diffusivity
+!
+!
+CALL BLOWSNW_DIFFK(PK, PTKE, ZVGK,KSNW, ZKSNW)
+!
+!
+!-------------------------------------------------------------------------------
+!
+!
+!* 3. Initialize coefficients of the tridiagonal matrix
+! ---------------
+!
+!-------------------------------------------------------------------------------
+!
+! Lower boundary: turbulent flux PSFLUX_SNW at the surface
+!
+DO JSV = 1,KSNW
+ ZA(:,1,JSV) = 0.
+ ZB(:,1,JSV) = 1+(ZKSNW(:,2,JSV)/PDZF(:,2)+ZVGK(:,1,JSV))*PTSTEP/PDZ(:,1)
+ ZC(:,1,JSV) = -(ZKSNW(:,2,JSV)/PDZF(:,2)+ZVGK(:,2,JSV))*PTSTEP/PDZ(:,1)
+ ZRHS(:,1,JSV)= PSNW(:,1,JSV)+PSFLUX_SNW(:,JSV)*PTSTEP/PDZ(:,1)+ &
+ PSNW_SUBL(:,1,JSV)*PTSTEP
+END DO
+!
+! Upper boundary: imposed concentration at level KLVL
+!
+DO JSV = 1,KSNW
+ ZC(:,KLVL-1,JSV) = 0.
+ ZRHS(:,KLVL-1,JSV)= PSNW(:,KLVL-1,JSV)+PSNW_SUBL(:,KLVL-1,JSV)*PTSTEP+ &
+ PSNW(:,KLVL,JSV)*PTSTEP/ &
+ PDZ(:,KLVL-1)*(ZVGK(:,KLVL,JSV)+ZKSNW(:,KLVL,JSV)/PDZF(:,KLVL))
+END DO
+!
+! Values at other levels
+!
+DO JSV = 1,KSNW
+ DO JLAYER=2,(KLVL-1)
+ ZA(:,JLAYER,JSV)= -(ZKSNW(:,JLAYER,JSV)/PDZF(:,JLAYER))*PTSTEP/PDZ(:,JLAYER)
+ ZB(:,JLAYER,JSV)=1+PTSTEP/PDZ(:,JLAYER)*(ZKSNW(:,JLAYER+1,JSV)/PDZF(:,JLAYER+1)+ &
+ ZKSNW(:,JLAYER,JSV)/PDZF(:,JLAYER)+ZVGK(:,JLAYER,JSV))
+ IF(JLAYER<(KLVL-1)) THEN
+ ZC(:,JLAYER,JSV) = -(ZKSNW(:,JLAYER+1,JSV)/PDZF(:,JLAYER+1)+ZVGK(:,JLAYER+1,JSV)) &
+ *PTSTEP/PDZ(:,JLAYER)
+ ZRHS(:,JLAYER,JSV) = PSNW(:,JLAYER,JSV)+PSNW_SUBL(:,JLAYER,JSV)*PTSTEP
+ END IF
+ END DO
+END DO
+!
+!-------------------------------------------------------------------------------
+!
+!
+!* 4. Solve tridiagonal system
+! ---------------
+!
+!-------------------------------------------------------------------------------
+!
+DO JSV = 1,KSNW
+
+ CALL TRIDIAG_GROUND(ZA(:,:,JSV),ZB(:,:,JSV),ZC(:,:,JSV),ZRHS(:,:,JSV), &
+ ZSNW(:,1:KLVL-1,JSV))
+END DO
+!
+!
+!-------------------------------------------------------------------------------
+!
+!* 5. updated fluxes
+! ----------------------
+!
+! Compute net flux sent to Meso-NH: use top of canopy instead of surface
+!
+DO JI=1,KI
+ DO JSV=1,KSNW
+ IF(GEMIS(JI)) THEN
+ PSFLUX_SNW(JI,JSV) = MAX(-ZKSNW (JI,KLVL,JSV) * (PSNW(JI,KLVL,JSV)-ZSNW(JI,KLVL-1,JSV))/PDZF(JI,KLVL)* &
+ (1-ZVGK(JI,KLVL,JSV)*PTSTEP/(2*PZ(JI,KLVL))),0.)
+ ELSE
+ PSFLUX_SNW(JI,JSV) = -ZKSNW (JI,KLVL,JSV) * (PSNW(JI,KLVL,JSV)-ZSNW(JI,KLVL-1,JSV))/PDZF(JI,KLVL)- &
+ ZVGK(JI,KLVL,JSV)*PSNW(JI,KLVL,JSV)
+ ENDIF
+ PSFLUX_SNW(JI,JSV) = PSFLUX_SNW(JI,JSV)*PRHOA(JI) ! Convert flux in kg_{snow}/m2/s
+ END DO
+END DO
+!
+! Update sedimentation flux send to Crocus at the next time step
+!
+
+DO JSV=1,KSNW
+ PSNWDEP(:,JSV) = ZVGK(:,1,JSV)*ZSNW(:,1,JSV)*PRHOA(:)
+END DO
+!
+! Store sedimentation flux at the bottom of Canopy as a diagnostic
+!XSNSED(:,1:2) = -PSNWDEP(:,1:2) ! Instantaneous fluxes (number and mass)
+!XSNSED(:,3) = XSNSED(:,3)+XSNSED(:,2)*PTSTEP ! Accumulated flux (mass)
+
+
+!
+!-------------------------------------------------------------------------------
+!
+!* 6. New value of blowing snow variables (at full levels)
+! ----------------------------------
+!
+PSNW(:,1:(KLVL-1),:) = ZSNW(:,1:(KLVL-1),:)
+!
+!-------------------------------------------------------------------------------
+!
+!* 7. Update total Canopy variables
+! ----------------------------------
+!
+!ZSNWC =0.
+! Compute number and mass content of Canopy layer.
+!DO JI=1,KI
+! ZZREF(JI) = SUM(PDZ(JI,1:(KLVL-1)))
+! DO JSV=1,KSNW
+! DO JLAYER=1,(KLVL-1)
+! ZSNWC(JI,JSV) = ZSNWC(JI,JSV)+PSNW(JI,JLAYER,JSV)*PDZ(JI,JLAYER)*PRHOA(JI)
+! END DO
+! PSNOW_CANO(JI,JSV)=ZSNWC(JI,JSV)/ZZREF(JI)
+! END DO
+!END DO
+!
+
+END SUBROUTINE CANOPY_EVOL_BLOWSNW
diff --git a/src/SURFEX/default_blowsnw.F90 b/src/SURFEX/default_blowsnw.F90
new file mode 100644
index 0000000000000000000000000000000000000000..3a78781ffb4fed81d49602d7b9f248828e51d3b2
--- /dev/null
+++ b/src/SURFEX/default_blowsnw.F90
@@ -0,0 +1,99 @@
+! #########
+ SUBROUTINE DEFAULT_BLOWSNW
+! ########################################################################
+!
+!!**** *DEFAULT_BLOWSNW* - routine to set default values for the configuration for BLOWSNW
+!!
+!! PURPOSE
+!! -------
+!!
+!!** METHOD
+!! ------
+!!
+!! EXTERNAL
+!! --------
+!!
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!!
+!! REFERENCE
+!! ---------
+!!
+!!
+!! AUTHOR
+!! ------
+!! Vincent Vionnet CNRM
+!!
+!! MODIFICATIONS
+!! -------------
+!-------------------------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+! ------------
+!
+USE MODD_BLOWSNW_SURF
+!
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+!
+IMPLICIT NONE
+!
+!-------------------------------------------------------------------------------
+!
+! Set initial values of variables. These are modified by namelist
+
+
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+
+IF (LHOOK) CALL DR_HOOK('DEFAULT_BLOWSNW',0,ZHOOK_HANDLE)
+
+! Grain size distribution is a two parameter gamma distribution
+XEMIRADIUS_SNW= 75e-6
+XEMIALPHA_SNW = 3.
+
+! Default value of the ratio between diffusion coefficient for momentum variables and blowing snow variables
+XRSNOW_SBL = 4
+
+LSNOW_SALT = .FALSE. ! Flag to fix snow concentration in the saltation layer
+! Snow concentration in the saltation layer (kg_{snow}/m3_{air}) if LSNOW_SALT = T
+XCONC_SALT = 0.
+!
+LSNOW_PRECIP = .FALSE. ! Flag to impose uniform and constant precipitation rate
+! Fixed snow precipitation rate SWE (kg/ (m2 s)) if LSNOW_PRECIP = T
+XSNOW_PRECIP = 0.
+
+LBLOWSNW_CANOSUBL = .FALSE. ! Flag to activate sublimation of Canopy variables
+
+LBLOWSNW_CANODIAG = .FALSE. ! Flag to get additional diagnostic at Canopy levels : mean radius
+ ! and number and mass variables in _/m3
+
+LBLOWSNW_ADV = .TRUE. ! Flag to account for advection effects on
+ ! total mass and number in Canopy variables and
+ ! to compute divergence of
+ ! saltation flux
+
+LSNOW_WIND = .FALSE. ! Flag to activate effects of snow particle on wind profile
+! Increase in surface rougnhess due to saltation following Dover (1993) z0_s = z0_ns*(u*/uth*)²
+XSNOW_ROUGHNESS = 0. ! = 0 not activated; =1 activated
+! Buoyancy effect in presence of suspended particles of blowing snow.
+XSNOW_BUOYANCY = 0. ! = 0 not activated; =1 activated
+
+CSNOW_SALT = 'SORE' ! Paramaterization to compute particle flux in saltation
+! 'POME': Pomeroy and Gray, 1990
+! 'SORE': Sorensen (1991) : used at SLF before Doorshot's model
+! 'MANN': Concentration in the saltation layer is computed according to Mann
+! parameterization for particle number density just above the ground (10 cm)
+
+CSNOW_SEDIM = 'TABC' ! Paramaterization to compute settling velocity
+! 'CARR': follow Carrier's drag coefficient
+! 'TABC': based on tabuleted values of Carrier's formulation for alpha=3
+! 'MITC': based on Mitchell's formulation for settling velocity of ice spheres
+! 'NONE': sedimentation is desactivated (for test only!)
+
+
+IF (LHOOK) CALL DR_HOOK('DEFAULT_BLOWSNW',1,ZHOOK_HANDLE)
+
+!-------------------------------------------------------------------------------
+!
+END SUBROUTINE DEFAULT_BLOWSNW
diff --git a/src/SURFEX/gamma.f90 b/src/SURFEX/gamma.f90
new file mode 100644
index 0000000000000000000000000000000000000000..cd7e04fbd7df5d80dd5e439b691f0f512197c981
--- /dev/null
+++ b/src/SURFEX/gamma.f90
@@ -0,0 +1,224 @@
+!MNH_LIC Copyright 1994-2014 CNRS, Meteo-France and Universite Paul Sabatier
+!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
+!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!MNH_LIC for details. version 1.
+!########################
+ MODULE MODI_GAMMA
+!########################
+!
+INTERFACE GAMMA
+!
+FUNCTION GAMMA_X0D(PX) RESULT(PGAMMA)
+REAL, INTENT(IN) :: PX
+REAL :: PGAMMA
+END FUNCTION GAMMA_X0D
+!
+FUNCTION GAMMA_X1D(PX) RESULT(PGAMMA)
+REAL, DIMENSION(:), INTENT(IN) :: PX
+REAL, DIMENSION(SIZE(PX)) :: PGAMMA
+END FUNCTION GAMMA_X1D
+!
+END INTERFACE
+END MODULE MODI_GAMMA
+!
+!--------------------------------------------------------------------------
+!
+!
+!* 1. FUNCTION GAMMA FOR SCALAR VARIABLE
+!
+!
+! ######################################
+ FUNCTION GAMMA_X0D(PX) RESULT(PGAMMA)
+! ######################################
+!
+!
+!!**** *GAMMA * - Gamma function
+!!
+!!
+!! PURPOSE
+!! -------
+! The purpose of this function is to compute the Generalized gamma
+! function of its argument.
+!
+!
+!!** METHOD
+!! ------
+!!
+!! EXTERNAL
+!! --------
+!! NONE
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!! None
+!!
+!! REFERENCE
+!! ---------
+!! Press, Teukolsky, Vetterling and Flannery: Numerical Recipes, 206-207
+!!
+!! AUTHOR
+!! ------
+!! Jean-Pierre Pinty *LA/OMP*
+!!
+!! MODIFICATIONS
+!! -------------
+!! Original 7/11/95
+!! C. Barthe 9/11/09 add a function for 1D arguments
+!
+!* 0. DECLARATIONS
+! ------------
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments and result
+!
+REAL, INTENT(IN) :: PX
+REAL :: PGAMMA
+!
+!* 0.2 declarations of local variables
+!
+INTEGER :: JJ ! Loop index
+REAL :: ZSER,ZSTP,ZTMP,ZX,ZY,ZCOEF(6)
+REAL :: ZPI
+!
+!-------------------------------------------------------------------------------
+!
+!* 1. SOME CONSTANTS
+! --------------
+!
+ZCOEF(1) = 76.18009172947146
+ZCOEF(2) =-86.50532032941677
+ZCOEF(3) = 24.01409824083091
+ZCOEF(4) = -1.231739572450155
+ZCOEF(5) = 0.1208650973866179E-2
+ZCOEF(6) = -0.5395239384953E-5
+ZSTP = 2.5066282746310005
+!
+ZPI = 3.141592654
+!
+!-------------------------------------------------------------------------------
+!
+!* 2. COMPUTE GAMMA
+! -------------
+!
+IF (PX .LT. 0.) THEN
+ ZX = 1. - PX
+ELSE
+ ZX = PX
+END IF
+ZY = ZX
+ZTMP = ZX + 5.5
+ZTMP = (ZX + 0.5) * ALOG(ZTMP) - ZTMP
+ZSER = 1.000000000190015
+!
+DO JJ = 1, 6
+ ZY = ZY + 1.0
+ ZSER = ZSER + ZCOEF(JJ) / ZY
+END DO
+!
+IF (PX .LT. 0.) THEN
+ PGAMMA = ZPI / SIN(ZPI*PX) / EXP(ZTMP + ALOG(ZSTP*ZSER/ZX))
+ELSE
+ PGAMMA = EXP(ZTMP + ALOG(ZSTP*ZSER/ZX))
+END IF
+RETURN
+!
+END FUNCTION GAMMA_X0D
+!
+!-------------------------------------------------------------------------------
+!
+!
+!* 1. FUNCTION GAMMA FOR 1D ARRAY
+!
+!
+! ######################################
+ FUNCTION GAMMA_X1D(PX) RESULT(PGAMMA)
+! ######################################
+!
+!
+!!**** *GAMMA * - Gamma function
+!!
+!!
+!! PURPOSE
+!! -------
+! The purpose of this function is to compute the Generalized gamma
+! function of its argument.
+!
+!
+!!** METHOD
+!! ------
+!!
+!! EXTERNAL
+!! --------
+!! NONE
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!! None
+!!
+!! REFERENCE
+!! ---------
+!! Press, Teukolsky, Vetterling and Flannery: Numerical Recipes, 206-207
+!!
+!! AUTHOR
+!! ------
+!! Jean-Pierre Pinty *LA/OMP*
+!!
+!! MODIFICATIONS
+!! -------------
+!! Original 7/11/95
+!!
+!-------------------------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+! ------------
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments and result
+!
+REAL, DIMENSION(:), INTENT(IN) :: PX
+REAL, DIMENSION(SIZE(PX)) :: PGAMMA
+!
+!* 0.2 declarations of local variables
+!
+INTEGER :: JJ ! Loop index
+REAL, DIMENSION(SIZE(PX)) :: ZSER,ZSTP,ZTMP,ZX,ZY
+REAL :: ZCOEF(6)
+REAL :: ZPI
+!
+!-------------------------------------------------------------------------------
+!
+!* 1. SOME CONSTANTS
+! --------------
+!
+ZCOEF(1) = 76.18009172947146
+ZCOEF(2) =-86.50532032941677
+ZCOEF(3) = 24.01409824083091
+ZCOEF(4) = -1.231739572450155
+ZCOEF(5) = 0.1208650973866179E-2
+ZCOEF(6) = -0.5395239384953E-5
+ZSTP = 2.5066282746310005
+!
+ZPI = 3.141592654
+ZX(:) = PX(:)
+WHERE ( PX(:)<0.0 )
+ ZX(:) = 1.- PX(:)
+END WHERE
+ZY(:) = ZX(:)
+ZTMP(:) = ZX(:) + 5.5
+ZTMP(:) = (ZX(:) + 0.5)*ALOG(ZTMP(:)) - ZTMP(:)
+ZSER(:) = 1.000000000190015
+!
+DO JJ = 1 , 6
+ ZY(:) = ZY(:) + 1.0
+ ZSER(:) = ZSER(:) + ZCOEF(JJ)/ZY(:)
+END DO
+!
+PGAMMA(:) = EXP( ZTMP(:) + ALOG( ZSTP*ZSER(:)/ZX(:) ) )
+WHERE ( PX(:)<0.0 )
+ PGAMMA(:) = ZPI/SIN(ZPI*PX(:))/PGAMMA(:)
+END WHERE
+RETURN
+!
+END FUNCTION GAMMA_X1D
diff --git a/src/SURFEX/gamma_inc_low.f90 b/src/SURFEX/gamma_inc_low.f90
new file mode 100644
index 0000000000000000000000000000000000000000..1329e2ce71b7a245cfbddc72831d05b6a78aad31
--- /dev/null
+++ b/src/SURFEX/gamma_inc_low.f90
@@ -0,0 +1,130 @@
+!####################
+MODULE MODI_GAMMA_INC_LOW
+!####################
+!
+INTERFACE
+!
+FUNCTION GAMMA_INC_LOW(PA,PX) RESULT(PGAMMA_INC_LOW)
+REAL, INTENT(IN) :: PA
+REAL, INTENT(IN) :: PX
+REAL :: PGAMMA_INC_LOW
+END FUNCTION GAMMA_INC_LOW
+!
+END INTERFACE
+!
+END MODULE MODI_GAMMA_INC_LOW
+! #############################################
+ FUNCTION GAMMA_INC_LOW(PA,PX) RESULT(PGAMMA_INC_LOW)
+! #############################################
+!
+!
+!!**** *GAMMA_INC_LOW * - Generalized gamma function
+!!
+!!
+!! PURPOSE
+!! -------
+! The purpose of this function is to compute the generalized
+!! lower incomplete Gamma function of its argument.
+!!
+!! /X
+!! |
+!! GAMMA_INC_LOW(A,X)= ---- | Z**(A-1) EXP(-Z) dZ with A >0
+!! |
+!! /0
+!!
+!!** METHOD
+!! ------
+!!
+!! EXTERNAL
+!! --------
+!! NONE
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!! MODULE MODI_GAMMA : computation of the Gamma function
+!!
+!! REFERENCE
+!! ---------
+!! U. Blahak : Efficient approximation of the incomplete gamma function for
+!! use in cloud model applications, GMD, 2010
+!!
+!!
+!! AUTHOR
+!! ------
+!! V. Vionnet (CNRM/GMME)
+!!
+!! MODIFICATIONS
+!! -------------
+!! Original 20/09/10
+!
+!* 0. DECLARATIONS
+! ------------
+!
+USE MODI_GAMMA
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments and result
+!
+REAL, INTENT(IN) :: PA
+REAL, INTENT(IN) :: PX
+REAL :: PGAMMA_INC_LOW
+!
+!* 0.2 declarations of local variables
+!
+REAL :: ZP(6), ZQ(4), ZR(4), ZS(5)
+REAL :: ZC(4)
+REAL :: ZWORK
+!
+!* 0.3 initializations of local variables
+!
+ZP(1) = 9.4368392235E-3
+ZP(2) = -1.0782666481E-4
+ZP(3) = -5.8969657295E-6
+ZP(4) = 2.8939523781E-7
+ZP(5) = 1.0043326298E-1
+ZP(6) = 5.5637848465E-1
+
+ZQ(1) = 1.1464706419E-1
+ZQ(2) = 2.6963429121
+ZQ(3) = -2.9647038257
+ZQ(4) = 2.1080724954
+
+ZR(1) = 0.0
+ZR(2) = 1.1428716184
+ZR(3) = -6.6981186438E-3
+ZR(4) = 1.0480765092E-4
+
+ZS(1) = 1.0356711153
+ZS(2) = 2.3423452308
+ZS(3) = -3.6174503174E-1
+ZS(4) = -3.1376557650
+ZS(5) = 2.9092306039
+!
+!* 1 Compute coefficients
+!
+IF( (PX.LT.0.0).OR.(PA.LE.0.0) ) THEN
+ PRINT *,' BAD ARGUMENTS IN GAMMA_INC_LOW'
+!callabortstop
+CALL ABORT
+ STOP
+END IF
+!
+!
+ZC(1) = 1.+ZP(1)*PA+ZP(2)*PA**2+ZP(3)*PA**3+ZP(4)*PA**4+ZP(5)*(EXP(-ZP(6)*PA)-1)
+!
+ZC(2) = ZQ(1) + ZQ(2)/PA + ZQ(3)/PA**2 + ZQ(4)/PA**3
+!
+ZC(3) = ZR(1)+ZR(2)*PA+ZR(3)*PA**2+ZR(4)*PA**3
+!
+ZC(4) = ZS(1) + ZS(2)/PA + ZS(3)/PA**2 + ZS(4)/PA**3 + ZS(5)/PA**4
+!
+!* 2 Compute final results
+!
+ZWORK = 0.5+0.5*TANH(ZC(2)*(PX-ZC(3)))
+
+PGAMMA_INC_LOW = EXP(-PX)* PX**PA * (1./PA +ZC(1)*PX/(PA*(PA+1.))+(ZC(1)*PX)**2/(PA*(PA+1.)*(PA+2.))) &
+ * (1.-ZWORK) + GAMMA(PA)*ZWORK*(1.-ZC(4)**(-PX))
+RETURN
+!
+END FUNCTION GAMMA_INC_LOW
diff --git a/src/SURFEX/modd_blowsnw_sedim_lkt1d.f90 b/src/SURFEX/modd_blowsnw_sedim_lkt1d.f90
new file mode 100644
index 0000000000000000000000000000000000000000..e2a909cbd388e3c4fddfc15e2ec851858220b1ed
--- /dev/null
+++ b/src/SURFEX/modd_blowsnw_sedim_lkt1d.f90
@@ -0,0 +1,54 @@
+
+!! ########################
+ MODULE MODD_BLOWSNW_SEDIM_LKT1D
+!! ########################
+!!
+!! PURPOSE
+!! -------
+!!
+!! Purpose: Contains look up tables for settling velocity of drifitng snow particles
+!! The parameters to be looked up are:
+!! 1) Number-averaged settling velocity
+!! 2) Mass-averaged settling velocity
+!!
+!! All values are pre-calculated using matlab.
+!!
+!!
+!! METHOD
+!! ------
+!!
+!!
+!! REFERENCE
+!! ---------
+!! Based on MODD_DUST_OPT_LKT (Pierre Tulet)
+!!
+!!
+!! AUTHOR
+!! ------
+!! Vincent VIONNET (CNRM)
+!!
+!!
+!! MODIFICATIONS
+!! -------------
+!!
+!!--------------------------------------------------------------------
+!! DECLARATIONS
+!! ------------
+
+ IMPLICIT NONE
+ PUBLIC
+
+ INTEGER, PARAMETER :: NMAX_RADIUS_LKT1D=196 !Max number of radii in look up tables ()
+ INTEGER, PARAMETER :: NMAX_PRESSURE_LKT1D=4 !Max number of pressure in lkt
+
+ !Declaration of the look up tables
+ REAL, DIMENSION(NMAX_RADIUS_LKT1D,NMAX_PRESSURE_LKT1D) :: XNUMB_SPEED_LKT1D
+ REAL, DIMENSION(NMAX_RADIUS_LKT1D,NMAX_PRESSURE_LKT1D) :: XMASS_SPEED_LKT1D
+
+ !Declaration of the max and min values taken into account in the tables
+ REAL, PARAMETER :: XRADIUS_LKT1D_MIN = 5 ![um] smallest number median radius taken into account
+ REAL, PARAMETER :: XRADIUS_LKT1D_MAX = 200 ![um] largest number median radius taken into account
+ REAL, PARAMETER :: XPRESSURE_LKT1D_MIN = 45000 ![Pa] smallest pressure coefficient taken into account
+ REAL, PARAMETER :: XPRESSURE_LKT1D_MAX = 105000 ![Pa] largest pressure coefficient taken into account
+
+END MODULE MODD_BLOWSNW_SEDIM_LKT1D
diff --git a/src/SURFEX/modd_blowsnw_surf.f90 b/src/SURFEX/modd_blowsnw_surf.f90
new file mode 100644
index 0000000000000000000000000000000000000000..3438487555fc3766a41c260645eecca6de81d9e4
--- /dev/null
+++ b/src/SURFEX/modd_blowsnw_surf.f90
@@ -0,0 +1,77 @@
+!-----------------------------------------------------------------
+ MODULE MODD_BLOWSNW_SURF
+!
+! Contains parameters for blowing snow simulation
+!
+ IMPLICIT NONE
+!
+! Snow density : cf Liston et Sturm (1998)
+ REAL, PARAMETER :: XRHO_DEP=280.0
+!
+! Deposited snow grains are round and small : s=1,r=0.4mm
+ REAL,PARAMETER :: XSDEP_GRA1=99.0
+ REAL,PARAMETER :: XSDEP_GRA2=0.0004
+!
+! Minimal mean radius (um)
+ REAL,PARAMETER :: XINIRADIUS_SNW = 5.e-6
+! Minimum allowed number concentration (#/m3)
+ REAL,PARAMETER :: XN0MIN_SNW = 1
+
+! Parameters used in KC02 parameterization for settling velocity
+ REAL,PARAMETER :: XC0 = 0.29
+ REAL,PARAMETER :: XDELTA0 = 9.06
+
+! Parameters used in Mitchell (96) parameterization for settling velocity
+ REAL,PARAMETER :: XAM1 = 0.04394
+ REAL,PARAMETER :: XAM2 = 0.06049
+ REAL,PARAMETER :: XAM3 = 0.2072
+ REAL,PARAMETER :: XBM1 = 0.970
+ REAL,PARAMETER :: XBM2 = 0.831
+ REAL,PARAMETER :: XBM3 = 0.638
+ REAL,PARAMETER :: XBESTL_1 = 10.0
+ REAL,PARAMETER :: XBESTL_2 = 585.
+
+! Grain size distribution is a two parameter gamma distribution
+ REAL :: XEMIRADIUS_SNW
+ REAL :: XEMIALPHA_SNW
+!
+ LOGICAL :: LSNOW_SALT ! Flag to fix snow concentration in the saltation layer
+ ! Snow concentration in the saltation layer (kg_{snow}/m3_{air}) if LSNOW_SALT = T
+ REAL :: XCONC_SALT
+ !
+ LOGICAL :: LSNOW_PRECIP ! Flag to impose uniform and constant precipitation rate
+ ! Fixed snow precipitation rate SWE (kg/ (m2 s)) if LSNOW_PRECIP = T
+ REAL :: XSNOW_PRECIP
+ LOGICAL :: LBLOWSNW_ADV ! Flag to account for advection effects on
+ ! total mass and number in Canopy variables and
+ ! to compute divergence of
+ ! saltation flux
+ LOGICAL :: LBLOWSNW_CANOSUBL ! Flag to activate sublimation of Canopy variables
+
+ LOGICAL :: LBLOWSNW_CANODIAG ! Flag to get additional diagnostic at Canopy levels : mean radius
+ ! and number and mass variables in _/m3
+
+ LOGICAL :: LSNOW_WIND ! Flag to activate effects of snow particle on wind profile
+ ! Increase in surface rougnhess due to saltation following Dover (1993) z0_s = z0_ns*(u*/uth*)²
+ REAL :: XSNOW_ROUGHNESS ! = 0 not activated; =1 activated
+ ! Buoyancy effect in presence of suspended particles of blowing snow.
+ REAL :: XSNOW_BUOYANCY ! = 0 not activated; =1 activated
+ CHARACTER(LEN=4) :: CSNOW_SALT ! Paramaterization to compute particle flux in saltation
+! 'POME': Pomeroy and Gray, 1990
+! 'SORE': Sorensen (1991) : used at SLF before Doorshot's model
+! 'MANN': Concentration in the saltation layer is computed according to Mann
+! parameterization for particle number density just above the ground (10 cm)
+ CHARACTER(LEN=4) :: CSNOW_SEDIM ! Paramaterization to compute settling velocity
+! 'CARR': follow Carrier's drag coefficient
+! 'TABC': based on tabuleted values of Carrier's formulation for alpha=3
+! 'MITC': based on Mitchell's formulation for settling velocity of ice spheres
+! 'NONE': sedimentation is desactivated (for test only!)
+!
+ REAL :: XRSNOW_SBL ! Ratio between diffusion coefficient for scalar
+ ! variables and blowing snow variables
+ ! RSNOW_SBL = KSCA/KSNOW = 4.
+ ! See Vionnet (PhD, 2012, In French) and Vionnet et al (TC, 2014)
+ ! for a complete dicsussion
+!
+ END MODULE MODD_BLOWSNW_SURF
+
diff --git a/src/SURFEX/modd_blowsnwn.f90 b/src/SURFEX/modd_blowsnwn.f90
new file mode 100644
index 0000000000000000000000000000000000000000..346e56dae07366faab45e1b9a39416a5e3181d59
--- /dev/null
+++ b/src/SURFEX/modd_blowsnwn.f90
@@ -0,0 +1,51 @@
+MODULE MODD_BLOWSNW_n
+
+!Purpose:
+!Declare variables and constants necessary to do the blowing snow calculations
+!Here are only the variables which depend on the grid!
+
+!Author: Vincent Vionnet
+! based on modd_dstn.F90
+!
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+!
+IMPLICIT NONE
+
+TYPE BLOWSNW_t
+
+ REAL, DIMENSION(:,:),POINTER :: XSFSNW ! Blowing snow fluxes
+ ! 1: Number deposition flux 2: Mass deposition flux 3: Streamwise saltation flux
+ REAL, DIMENSION(:,:),POINTER :: XSNW_SUBL !Sublimation rate
+ ! 1: Instantaneous number 2: Instantaneous mass 3: Accumulated Mass
+ REAL, DIMENSION(:,:),POINTER :: XSNW_FTURB ! Snow surface turbulent flux
+ ! 1: Instantaneous number 2: Instantaneous mass 3: Accumulated Mass
+ REAL, DIMENSION(:,:),POINTER :: XSNW_FSED ! Snow surface sedimentation flux
+ ! 1: Instantaneous number 2: Instantaneous mass 3: Accumulated Mass
+ REAL, DIMENSION(:,:),POINTER :: XSNW_FNET ! Total surface net flux
+ ! (salt+ susp)
+ ! 1: Instantaneous number 2: Instantaneous mass 3: Accumulated Mass
+ REAL, DIMENSION(:,:),POINTER :: XSNW_FSALT ! Saltation deposition/erosion flux
+ ! 1: streamwise flux 2: Instantaneous 3: Accumulated
+ REAL, DIMENSION(:,:),POINTER :: XSNW_CANO_RGA ! !Blowing snow radius at canopy levels (m)
+ REAL, DIMENSION(:,:,:),POINTER :: XSNW_CANO_VAR ! !Blowing snow variables at canopy levels (_/m3)
+
+
+END TYPE BLOWSNW_t
+
+CONTAINS
+
+SUBROUTINE BLOWSNW_INIT(YBLOWSNW)
+TYPE(BLOWSNW_t), INTENT(INOUT) :: YBLOWSNW
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+IF (LHOOK) CALL DR_HOOK("MODD_BLOWSNW_N:BLOWSNW_INIT",0,ZHOOK_HANDLE)
+ NULLIFY(YBLOWSNW%XSFSNW)
+ NULLIFY(YBLOWSNW%XSNW_SUBL)
+ NULLIFY(YBLOWSNW%XSNW_FTURB)
+ NULLIFY(YBLOWSNW%XSNW_FSED)
+ NULLIFY(YBLOWSNW%XSNW_FNET)
+ NULLIFY(YBLOWSNW%XSNW_FSALT)
+IF (LHOOK) CALL DR_HOOK("MODD_BLOWSNW_N:BLOWSNW_INIT",1,ZHOOK_HANDLE)
+END SUBROUTINE BLOWSNW_INIT
+
+END MODULE MODD_BLOWSNW_n
diff --git a/src/SURFEX/mode_blowsnw_canopy.F90 b/src/SURFEX/mode_blowsnw_canopy.F90
new file mode 100644
index 0000000000000000000000000000000000000000..10919c0ee59436471187809150471b146acc95d6
--- /dev/null
+++ b/src/SURFEX/mode_blowsnw_canopy.F90
@@ -0,0 +1,348 @@
+! ######spl
+MODULE MODE_BLOWSNW_CANOPY
+! ####################
+!
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+!
+CONTAINS
+
+SUBROUTINE INIT_BLOWSNW_SBL(KI,KLVL,KSV_SNWBEG,KSV_SNWEND,KSNWEQ,K2D_SNWBEG, &
+ K2D_SNWEND ,K2DSNWEQ, PTSTEP,BLOWSNW,PDZ,PU,PUREF, &
+ PRHOA,PSV,PBLOWSNWA,PBLOWSNW)
+!
+USE MODD_SURFEX_n, ONLY : ISBA_MODEL_t
+!
+USE MODD_SURF_PAR, ONLY : XUNDEF
+!
+USE MODD_BLOWSNW_n
+USE MODD_BLOWSNW_SURF
+
+
+IMPLICIT NONE
+!
+!* 0.1 Declarations of arguments
+! -------------------------
+!
+TYPE(BLOWSNW_t), INTENT(INOUT) :: BLOWSNW
+INTEGER, INTENT(IN) :: KI ! number of grid points
+INTEGER, INTENT(IN) :: KLVL ! number of levels in Canopy
+INTEGER, INTENT(IN) :: KSV_SNWBEG, KSV_SNWEND ! index of first and last blowing snow related scalar variable
+INTEGER, INTENT(IN) :: KSNWEQ ! number of blowing snow related species in scalar variables list
+INTEGER, INTENT(IN) :: K2D_SNWBEG, K2D_SNWEND ! index of first and last blowing snow 2D variable sent to MNH
+INTEGER, INTENT(IN) :: K2DSNWEQ ! number of blowing snow 2D related species in scalar variables list
+REAL, INTENT(IN) :: PTSTEP ! atmospheric time-step (s)
+
+
+REAL, DIMENSION(:,:), INTENT(IN) :: PDZ
+REAL, DIMENSION(:,:), INTENT(IN) :: PU
+
+
+REAL, DIMENSION(:), INTENT(IN) :: PUREF
+REAL, DIMENSION(:), INTENT(IN) :: PRHOA
+
+REAL, DIMENSION(:,:), INTENT(INOUT) :: PSV
+REAL, DIMENSION(:,:,:), INTENT(INOUT) :: PBLOWSNW
+REAL, DIMENSION(:,:), INTENT(INOUT) :: PBLOWSNWA ! Blowing snow variables at forcing levels
+ ! 1:#/kg(air) 2:kg/kg(air)
+!
+!* 0.2 Declarations of local variables
+! -------------------------------
+!
+INTEGER :: JLAYER,JI,JSV ! loop counter
+
+REAL, DIMENSION(KI) :: ZZCANO ! Total thickness of Canopy layer
+REAL, DIMENSION(KI,KSNWEQ) :: ZSNWC ! Total number and mass in Canopy (previous time step)
+ ! 1:#/m2 2:kg/m2
+REAL, DIMENSION(KI,KSNWEQ) :: ZSNWFC ! Transport rate in Canopy (over the whole layer) (previous time step)
+ ! 1:#/m/s 2:kg/m/s
+REAL, DIMENSION(KI,KSNWEQ) :: ZSNWC_NEW ! Total number and mass in Canopy (after advection in MNH)
+ ! 1:#/m2 2:kg/m2
+REAL, DIMENSION(KI) :: ZFSALT_NEW ! Updated streamise saltation flux
+REAL, DIMENSION(KI) :: ZFSALT_DIV ! Divergence of vector transport in saltation
+
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_CANOPY:INIT_BLOWSNW_SBL',0,ZHOOK_HANDLE)
+!
+!* 1. Initialize blowing snow variables in Canopy
+! -------------------------------
+!
+! Initialize profiles of blowing snow variables in Canopy at 1st time step
+IF(ANY(PBLOWSNW(:,:,:) == XUNDEF)) THEN
+ PBLOWSNW(:,:,:)=0.
+ENDIF
+
+! Insure coherence between mass and number at Canopy levels
+DO JLAYER=1,(KLVL-1)
+ WHERE( PBLOWSNW(:,JLAYER,1) == 0. .AND. PBLOWSNW(:,JLAYER,2) >0 )
+ PBLOWSNW(:,JLAYER,2)=0.
+ END WHERE
+
+ WHERE( PBLOWSNW(:,JLAYER,1) > 0. .AND. PBLOWSNW(:,JLAYER,2) ==0 )
+ PBLOWSNW(:,JLAYER,1)=0.
+ END WHERE
+END DO
+
+! Initialization of blowing snow variables at forcing level
+DO JSV=KSV_SNWBEG,KSV_SNWEND
+ PBLOWSNWA(:,JSV)= PSV(:,JSV)/PRHOA(:)
+END DO
+
+
+! Put blowing snow variables at top of Canopy equals to blowing snow variables at forcing level
+DO JSV=1,KSNWEQ
+ PBLOWSNW(:,KLVL,JSV) = PBLOWSNWA(:,JSV)
+ENDDO
+
+! Insure coherence at top of Canopy
+WHERE(PBLOWSNWA(:,1)==0. .AND. PBLOWSNWA(:,2)>0.)
+ PBLOWSNW(:,KLVL,2) = 0.
+END WHERE
+WHERE(PBLOWSNWA(:,2)==0. .AND. PBLOWSNWA(:,1)>0.)
+ PBLOWSNW(:,KLVL,1) = 0.
+END WHERE
+
+! Compute thickness of Canopy layer
+DO JI=1,KI
+ ZZCANO(JI) = SUM(PDZ(JI,1:(KLVL-1)))
+ENDDO
+
+!
+!* 2. Store variables necessary for compuation of surface fluxes
+! -------------------------------
+!
+! Store sedimentation flux at the bottom of Canopy as a diagnostic
+BLOWSNW%XSNW_FSED(:,1:2) = BLOWSNW%XSFSNW(:,1:2) ! Instantaneous fluxes (number and mass)
+BLOWSNW%XSNW_FSED(:,3) = BLOWSNW%XSNW_FSED(:,3)+BLOWSNW%XSNW_FSED(:,2)*PTSTEP ! Accumulated flux (mass)
+
+!
+!* 3. Update variables if transport in saltation is computed
+! -------------------------------
+!
+
+IF(LBLOWSNW_ADV) THEN ! Account for snow redistribution in saltation
+!
+! Updated value of streamwise saltation flux accounting for advection computed in MNH
+ ZFSALT_NEW(:)= PSV(:,K2D_SNWEND)*2*PUREF(:)*PU(:,KLVL)
+!
+!
+! Store contribution of saltation transport to snowpack mass balance:
+! Divergence of vector transport in saltation
+! (to be sent to snowpack_evol.f90)
+!
+ WHERE(PU(:,1)>0)
+ ZFSALT_DIV(:) = (ZFSALT_NEW(:)-BLOWSNW%XSFSNW(:,3))/(PU(:,KLVL)*PTSTEP)
+ END WHERE
+!
+! Store contribution of divergence of saltation flux to net surface flux
+!
+ WHERE(PU(:,1)>0)
+ BLOWSNW%XSNW_FSALT(:,1) = BLOWSNW%XSFSNW(:,3) ! Instantaneous streamwise saltation flux
+ BLOWSNW%XSNW_FSALT(:,2) = (ZFSALT_NEW(:)-BLOWSNW%XSFSNW(:,3))/ &
+ (PU(:,KLVL)*PTSTEP) ! Instantaneous flux
+ BLOWSNW%XSNW_FSALT(:,3) = BLOWSNW%XSNW_FSALT(:,3) + BLOWSNW%XSNW_FSALT(:,2)*PTSTEP ! Accumulated flux
+ END WHERE
+
+! Store contribution of saltation transport to snowpack mass balance
+ BLOWSNW%XSFSNW(:,3)=ZFSALT_DIV(:)
+
+ELSE
+ BLOWSNW%XSFSNW(:,3) = 0.
+ENDIF
+
+!
+!* 4. Update blowing snow variables in Canopy
+! to account for advection effects computed in MNH
+! -------------------------------
+!
+
+ZSNWC =0.
+ZSNWFC=0.
+ZSNWC_NEW=0.
+
+! Compute number and mass content and fluxes of Canopy layer.
+DO JSV=1,KSNWEQ
+ DO JLAYER=1,(KLVL-1)
+ ZSNWC(:,JSV) = ZSNWC(:,JSV)+PBLOWSNW(:,JLAYER,JSV)*PDZ(:,JLAYER)*PRHOA(:)
+ ZSNWFC(:,JSV) = ZSNWFC(:,JSV)+PBLOWSNW(:,JLAYER,JSV)*PU(:,JLAYER)*PDZ(:,JLAYER)*PRHOA(:)
+ END DO
+END DO
+
+
+! Insure coherence between number and mass profile
+WHERE(ZSNWC(:,1)==0. .AND. ZSNWC(:,2)>0.)
+ ZSNWC(:,2)=0.
+END WHERE
+WHERE(ZSNWC(:,2)==0. .AND. ZSNWC(:,1)>0.)
+ ZSNWC(:,1)=0.
+END WHERE
+
+! Update total mass in Canopy to account for advection effect :
+! M'_Cano = M_Cano + M_Adv - M_Eq
+! where : M'_Cano : total mass accounting for advection
+! M_Cano : initial total mass
+! M_Adv : equivalent mass after advection
+! M_Eq : equivelent mass before advection
+IF(LBLOWSNW_ADV) THEN
+DO JSV=1,KSNWEQ
+ ZSNWC_NEW(:,JSV)=ZSNWC(:,JSV)+(PSV(:,JSV+K2D_SNWBEG-1)*2*PUREF(:)*PU(:,KLVL)-ZSNWFC(:,JSV))/PU(:,KLVL)
+END DO
+ELSE
+DO JSV=1,KSNWEQ
+ ZSNWC_NEW(:,JSV)=ZSNWC(:,JSV)
+END DO
+ENDIF
+
+! Apply advection contribution to canopy variables at each level: number, mass
+DO JI=1,KI
+ DO JSV=1,KSNWEQ
+ DO JLAYER=1,(KLVL-1)
+ IF(ZSNWC(JI,JSV)>0) THEN
+!
+! Blowing snow already in Canopy: update profile PBLOWSNW to account for advection
+!
+ PBLOWSNW(JI,JLAYER,JSV) = PBLOWSNW(JI,JLAYER,JSV)*ZSNWC_NEW(JI,JSV)/ZSNWC(JI,JSV)
+ PBLOWSNW(JI,JLAYER,JSV) = MAX(PBLOWSNW(JI,JLAYER,JSV),0.)
+ ELSE
+ IF(ZSNWC_NEW(JI,JSV)>0) THEN
+!
+! Snow transported by advection in a initially snow-free Canopy layer:
+! Use a vertically uniform profile of number and mass for this Canopy layer
+!
+ PBLOWSNW(JI,JLAYER,JSV)=ZSNWC_NEW(JI,JSV)*ZZCANO(JI)/PRHOA(JI)
+ ELSE
+ PBLOWSNW(JI,JLAYER,JSV) = 0.
+ END IF
+ END IF
+ END DO
+ END DO
+END DO
+
+! Update blowing snow variables to be sent to snowpack_evol.f90 for computation of mass exchanges
+! between the snow surface and the atmosphere.
+
+DO JSV=KSV_SNWBEG,KSV_SNWEND
+ PSV(:,JSV)= PBLOWSNW(:,1,JSV)*PRHOA(:)
+END DO
+
+!
+!* 5. Store blowing snow sedimentation flux and net contribution of saltation transport
+! to be sent to snowpack_evol.f90
+! -------------------------------
+!
+PSV(:,K2D_SNWBEG:K2D_SNWEND) = BLOWSNW%XSFSNW(:,:)
+
+
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_CANOPY:INIT_BLOWSNW_SBL',1,ZHOOK_HANDLE)
+
+END SUBROUTINE INIT_BLOWSNW_SBL
+
+
+SUBROUTINE UPDATE_BLOWSNW_SBL(KI,KLVL,KSV_SNWBEG,KSV_SNWEND,KSNWEQ,K2D_SNWBEG, &
+ K2D_SNWEND ,K2DSNWEQ,BLOWSNW,PDZ,PU,PRHOA,PUREF,PBLOWSNW,PSFTS)
+
+USE MODD_SURFEX_n, ONLY : ISBA_MODEL_t
+!
+USE MODD_SURF_PAR, ONLY : XUNDEF
+USE MODD_BLOWSNW_n
+USE MODD_BLOWSNW_SURF
+
+IMPLICIT NONE
+!
+!* 0.1 Declarations of arguments
+! -------------------------
+!
+TYPE(BLOWSNW_t), INTENT(INOUT) :: BLOWSNW
+INTEGER, INTENT(IN) :: KI ! number of grid points
+INTEGER, INTENT(IN) :: KLVL ! number of levels in Canopy
+INTEGER, INTENT(IN) :: KSV_SNWBEG, KSV_SNWEND ! index of first and last blowing snow related scalar variable
+INTEGER, INTENT(IN) :: KSNWEQ ! number of blowing snow related species in scalar variables list
+INTEGER, INTENT(IN) :: K2D_SNWBEG, K2D_SNWEND ! index of first and last blowing snow 2D variable sent to MNH
+INTEGER, INTENT(IN) :: K2DSNWEQ ! number of blowing snow 2D related species in scalar variables list
+
+REAL, DIMENSION(:,:), INTENT(IN) :: PDZ
+REAL, DIMENSION(:,:), INTENT(IN) :: PU
+
+REAL, DIMENSION(:), INTENT(IN) :: PUREF
+REAL, DIMENSION(:), INTENT(IN) :: PRHOA
+
+REAL, DIMENSION(:,:,:), INTENT(INOUT) :: PBLOWSNW
+
+REAL, DIMENSION(:,:), INTENT(INOUT) :: PSFTS
+
+!
+!* 0.2 Declarations of local variables
+! -------------------------------
+!
+INTEGER :: JLAYER,JSV ! loop counter
+
+
+REAL, DIMENSION(KI,KSNWEQ) :: ZSNWFC ! Transport rate in Canopy (over the whole layer) (previous time step)
+ ! 1:#/m/s 2:kg/m/s
+
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_CANOPY:UPDATE_BLOWSNW_SBL',0,ZHOOK_HANDLE)
+!
+!* 1. Update variables sent to MNH for computation of saltation divergence
+! -------------------------------
+
+IF(LBLOWSNW_ADV) THEN ! Account for snow redistribution in saltation
+!
+! Store streamwise saltation flux
+!
+ BLOWSNW%XSFSNW(:,3) = PSFTS(:,K2D_SNWEND)
+!
+! Adapted streamwise saltation flux sent to MNH to compute advection
+!
+ PSFTS(:,K2D_SNWEND) = PSFTS(:,K2D_SNWEND)/(2*PUREF(:)*PU(:,KLVL))
+END IF
+
+!
+!* 2. Update variables sent to MNH for computation of saltation divergence
+! -------------------------------
+
+! Insure coherence between mass and number
+DO JLAYER=1,(KLVL-1)
+
+ WHERE( PBLOWSNW(:,JLAYER,1) == 0. .AND. PBLOWSNW(:,JLAYER,2) >0 )
+ PBLOWSNW(:,JLAYER,2)=0.
+ END WHERE
+ WHERE( PBLOWSNW(:,JLAYER,1) > 0. .AND. PBLOWSNW(:,JLAYER,2) ==0 )
+ PBLOWSNW(:,JLAYER,1)=0.
+ END WHERE
+
+END DO
+
+
+ZSNWFC =0.
+! Compute number and mass fluxes in Canopy layer.
+DO JSV=1,KSNWEQ
+ DO JLAYER=1,(KLVL-1)
+ ZSNWFC(:,JSV) = ZSNWFC(:,JSV)+PBLOWSNW(:,JLAYER,JSV)*PU(:,JLAYER)*PDZ(:,JLAYER)*PRHOA(:)
+ END DO
+END DO
+
+
+! Equivalent concentration sent to MNH to compute the contribution of advection
+! to Canopy snow variables
+DO JSV=1,KSNWEQ
+ PSFTS(:,K2D_SNWBEG+JSV-1) = ZSNWFC(:,JSV)/(2*PUREF(:)*PU(:,KLVL))
+END DO
+
+
+
+!Insure coherence between number and mass
+! Remove number where mass is not present
+WHERE(PSFTS(:,K2D_SNWBEG+1)==0.)
+ PSFTS(:,K2D_SNWBEG)=0.
+END WHERE
+
+
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_CANOPY:UPDATE_BLOWSNW_SBL',1,ZHOOK_HANDLE)
+
+END SUBROUTINE UPDATE_BLOWSNW_SBL
+
+END MODULE MODE_BLOWSNW_CANOPY
diff --git a/src/SURFEX/mode_blowsnw_mblutl.f90 b/src/SURFEX/mode_blowsnw_mblutl.f90
new file mode 100644
index 0000000000000000000000000000000000000000..f730e1bc80dad5453d8058d05be48e6522f0bfe2
--- /dev/null
+++ b/src/SURFEX/mode_blowsnw_mblutl.f90
@@ -0,0 +1,667 @@
+!-----------------------------------------------------------------
+! ##################
+ MODULE MODE_BLOWSNW_MBLUTL
+! ##################
+!
+!!**** *MODE_BLOWSNW_MBLUTL * - contains subroutines to determine:
+! - threshold velocity for snow erosion as a function of snow
+! pack properties,
+! - blown snow particles concentration in the saltation layer,
+! - surface turbulent flux of blown snow particles
+!!
+!! PURPOSE
+!! -------
+!
+!!** METHOD
+!! ------
+!!
+!! EXTERNAL
+!! --------
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!!
+!! REFERENCE
+!! ---------
+!!
+!! AUTHOR
+!! ------
+!! V. Vionnet * Meteo France *
+!!
+!! MODIFICATIONS
+!! -------------
+!! Original 21/03/08
+!!
+!-----------------------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+!
+!
+!-------------------------------------------------------------------------------
+CONTAINS
+
+
+ FUNCTION SNOW_MBL_INDEX(PSNOWGRAN1, PSNOWGRAN2) &
+RESULT(PMBLINDEX)
+!
+!! PURPOSE
+!! -------
+! Calculate the mobility index as a function of snow grain type
+! Based on G&M,1998 : PROTEON, Centre d'Etude de la Neige
+!
+USE MODD_SNOW_METAMO, ONLY : XGRAN,XEPSI
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+!
+!
+!* 0.1 Declarations of arguments
+!
+REAL, INTENT(IN) :: PSNOWGRAN1, PSNOWGRAN2
+!
+REAL :: PMBLINDEX
+!
+!* 0.2 declarations of local variables
+!
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+!
+!
+! 0.3 Initialization
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:SNOW_MBL_INDEX',0,ZHOOK_HANDLE)
+!
+PMBLINDEX=0.
+!
+! 1. Computation
+!
+IF(PSNOWGRAN1<XEPSI)THEN
+ PMBLINDEX=-0.75*PSNOWGRAN1/XGRAN-0.5*PSNOWGRAN2/ &
+ XGRAN+0.5
+ELSE IF(PSNOWGRAN1>=0 .AND. PSNOWGRAN2>0) THEN
+ PMBLINDEX=-0.583*PSNOWGRAN2*1000-0.833*PSNOWGRAN1/ &
+ XGRAN+0.833
+ELSE
+ PMBLINDEX=0.
+ENDIF
+
+PMBLINDEX=MAX(MIN(PMBLINDEX,1.),-0.9999)
+
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:SNOW_MBL_INDEX',1,ZHOOK_HANDLE)
+
+END FUNCTION SNOW_MBL_INDEX
+
+
+ SUBROUTINE WIND_RFR_THR(PWIND_RFR_THR,PSNOWGRAN1, &
+ PSNOWGRAN2)
+!
+!! PURPOSE
+!! -------
+!
+! Computation of threshold wind speed at level of reference (5
+! meter from G&M)
+!
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+ IMPLICIT NONE
+!
+! 0.1 declarations of arguments
+!
+!
+ REAL, INTENT(IN) :: PSNOWGRAN1, PSNOWGRAN2
+
+ REAL, INTENT(INOUT) ::PWIND_RFR_THR
+!
+! 0.2 declaration of local variables
+!
+ REAL :: ZMBLINDEX
+ REAL(KIND=JPRB) :: ZHOOK_HANDLE
+
+!
+! 1. mobility index
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:WIND_RFR_THR',0,ZHOOK_HANDLE)
+!
+ ZMBLINDEX= SNOW_MBL_INDEX(PSNOWGRAN1,PSNOWGRAN2)
+!
+! 2. threshold 5-m wind speed
+!
+ PWIND_RFR_THR=(log(2.868)-log(1+ZMBLINDEX))/0.085
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:WIND_RFR_THR',1,ZHOOK_HANDLE)
+!
+ END SUBROUTINE WIND_RFR_THR
+
+ SUBROUTINE WIND_FRC_THR(PWIND_RFR_THR,PZ0EFF, &
+ PWIND_FRC_THR)
+!
+!! PURPOSE
+!! -------
+!
+! Compute threshold friction velocity from the threshold
+! velocity at a reference height of 5 m. We assume a log profile
+! in the SBL with z0 the same as used to compute CDSNOW
+!
+!
+ USE MODD_CSTS,ONLY : XKARMAN
+!
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+!
+ IMPLICIT NONE
+!
+! 0.1 declarations of arguments
+!
+ REAL, INTENT(IN) :: PZ0EFF
+ REAL, INTENT(IN) :: PWIND_RFR_THR
+!
+ REAL, INTENT(OUT) :: PWIND_FRC_THR
+!
+! 0.2 declaration of local variables
+ REAL :: ZCD
+ REAL(KIND=JPRB) :: ZHOOK_HANDLE
+
+! !
+! 0.3 Initialization
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:WIND_FRC_THR',0,ZHOOK_HANDLE)
+!
+ ZCD = (XKARMAN/LOG(5/PZ0EFF))**2
+
+! 1. Threshold friction velocity
+!
+ PWIND_FRC_THR=SQRT(ZCD)*PWIND_RFR_THR
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:WIND_FRC_THR',1,ZHOOK_HANDLE)
+!
+ END SUBROUTINE WIND_FRC_THR
+
+ SUBROUTINE CONC_SALT(PCONC_SALT,PWIND_FRC_SALT,PWIND_FRC_THR, &
+ PRHOA,PQSALT,PSNOWLIQ,PSNOWHIST)
+!
+!! PURPOSE
+!! -------
+!
+! Saltation layer parameterization : computes
+! - snow particle concentration (kg/m3)
+! - streamwise saltation flux (kg/m/s)
+!
+!
+USE MODD_CSTS, ONLY : XG,XRHOLI
+USE MODD_BLOWSNW_SURF
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+
+ IMPLICIT NONE
+!
+! 0.1 declarations of arguments
+!
+ REAL, INTENT(IN) :: PWIND_FRC_SALT,PRHOA, &
+ PWIND_FRC_THR
+
+ REAL, INTENT(IN) :: PSNOWLIQ,PSNOWHIST
+ REAL, INTENT(INOUT) :: PCONC_SALT
+ REAL, INTENT(OUT) :: PQSALT
+!
+! 0.2 declaration of local variables
+!
+ REAL :: ZSALT_FLUX
+ REAL :: ZHSALT
+ REAL :: ZUPART
+ REAL(KIND=JPRB) :: ZHOOK_HANDLE
+
+!
+! 0.3 Initialization
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:CONC_SALT',0,ZHOOK_HANDLE)
+!
+! 1. Streamiwise saltation flux : horizontal saltation, transport rate under
+! equilibrium conditions
+
+!
+ IF(PWIND_FRC_SALT>=PWIND_FRC_THR) THEN ! Transport in saltation
+ IF(CSNOW_SALT=='POME' .OR. CSNOW_SALT=='TPOM') THEN
+!
+! Formulation of Pomeroy and Gray, 1990
+!
+ ZSALT_FLUX=0.68*PRHOA*PWIND_FRC_THR* &
+ (PWIND_FRC_SALT**2-PWIND_FRC_THR**2)/ &
+ (PWIND_FRC_SALT*XG)
+
+ ELSE IF(CSNOW_SALT=='SORE'.OR. CSNOW_SALT=='TSOR') THEN
+!
+! Formulation of Sorensen (2004) (initially developped for sand)
+! with coefficients adapted for snow based on the wind-tunnel
+! measurement of Nishimura and Hunt (2000). More details in the PhD
+! thesis of Vionnet (2012)
+!
+ ZSALT_FLUX=PRHOA/XG*PWIND_FRC_SALT**3.* &
+ (1.-PWIND_FRC_THR**2./PWIND_FRC_SALT**2.)* &
+ (2.6+2.*PWIND_FRC_THR/PWIND_FRC_SALT+2.5* &
+ PWIND_FRC_THR**2./PWIND_FRC_SALT**2.)
+ ENDIF
+ ELSE ! No transport
+ ZSALT_FLUX=0.
+ ENDIF
+!
+! Saltation does not occur when :
+! - surface layer is wet
+! - historical variable is higher than 1 : crust of non-transportable snow
+ IF(PSNOWLIQ>0 .OR. PSNOWHIST>0) THEN
+ ZSALT_FLUX=0
+ ENDIF
+!
+! Store streamise saltation flux for future advection
+ PQSALT=ZSALT_FLUX
+!
+! 2. Saltation height (Pomeroy and Male, 1992)
+!
+ ZHSALT = 0.08436*PWIND_FRC_SALT**1.27
+!
+! 3. Horizontalparticle velocity Up=2,8.U*t
+! according to Pomeroy and Gray (1900)
+!
+ ZUPART = 2.8*PWIND_FRC_THR
+!
+! 4. Saltating particle concentration
+!
+ IF(ZSALT_FLUX>0.) THEN
+ PCONC_SALT=ZSALT_FLUX/(ZUPART*ZHSALT)
+ ELSE
+ PCONC_SALT=0.
+ ENDIF
+
+ IF(CSNOW_SALT=='TPOM' .OR. CSNOW_SALT=='TSOR') THEN
+! Compute concentration at the top of the saltation layer assuming
+! an exponential flux profile in the saltation layer (cf Doorschot
+! et al., 2004 and Nishimura and Hunt, 2000).
+ IF(ZSALT_FLUX>0.) THEN
+ PCONC_SALT = ZSALT_FLUX*0.45*XG/PWIND_FRC_SALT**2 &
+ *EXP(-0.45*ZHSALT*XG/PWIND_FRC_SALT**2) &
+ /(ZUPART)
+ ENDIF
+ ENDIF
+
+ IF(LSNOW_SALT) THEN
+! Imposed concentration in the saltation layer (only for sensitivity
+! studies)
+ PCONC_SALT= XCONC_SALT
+ PQSALT = XCONC_SALT*ZUPART*ZHSALT
+ END IF
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:CONC_SALT',1,ZHOOK_HANDLE)
+!
+ END SUBROUTINE CONC_SALT
+
+
+ SUBROUTINE SNOW_FLUX(PCONC_SALT,PVMOD,PCONC_SURF, &
+ PCDSNOW,PSNOW_FLUX)
+! Compute snow turbulent vertical flux as in Gallee et al (2001)
+! Flux=u*q*=Cd.V.(Q(Surf)-Q(Salt)) (kg/(m2.s))
+! Cd : drag coefficient of momentum
+! V wind speed in the lowest level of the atmo. model (m/s)
+! Q(Surf) blown snow concentration in the lowest level of the atmo. model (kg/m3)
+! Q(Salt) blown snow concentration in the saltation layer (kg/m3)
+! Only positive flux : from the saltation layer to the model lowest level. Deposition is computed later
+!
+! NOTE: the lowest level of the atmo. model can be Canopy or directly Meso-NH if Canopy is
+! not activated
+!
+USE MODD_CSTS, ONLY : XG,XRHOLI, XPI
+USE MODD_BLOWSNW_SURF
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+
+ IMPLICIT NONE
+!
+! 0.1 declarations of arguments
+!
+ REAL, INTENT(IN) :: PCONC_SALT,PCDSNOW,PVMOD
+ REAL, DIMENSION(:),INTENT(IN) :: PCONC_SURF
+!
+ REAL, DIMENSION(:),INTENT(OUT) :: PSNOW_FLUX
+!
+!
+! 0.2 declaration of local variables
+!
+ REAL :: ZNUM_SALT ! Number particle concentration in the saltation
+! layer (#.m^{-3})
+ REAL(KIND=JPRB) :: ZHOOK_HANDLE
+!
+! 1. Initialisation following the gamma distribution
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:SNOW_FLUX',0,ZHOOK_HANDLE)
+!
+ ZNUM_SALT = 3*PCONC_SALT/(4*XPI*XRHOLI*(XEMIALPHA_SNW+2.)*(XEMIALPHA_SNW+1.)* &
+ XEMIALPHA_SNW*(XEMIRADIUS_SNW/XEMIALPHA_SNW)**3)
+!
+! 2. Turbulent fluxes
+!
+! Number flux
+!
+ PSNOW_FLUX(1)=MAX(0.,-PCDSNOW*PVMOD*(PCONC_SURF(1)- &
+ ZNUM_SALT))
+! Mass flux
+ PSNOW_FLUX(2)=MAX(0.,-PCDSNOW*PVMOD*(PCONC_SURF(2)- &
+ PCONC_SALT))
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:SNOW_FLUX',1,ZHOOK_HANDLE)
+!
+END SUBROUTINE SNOW_FLUX
+
+
+ SUBROUTINE SURFACE_RI_PART(PCONC_SALT, PCONC_SURF,PRHOA, &
+ PZREF, PUREF, PDIRCOSZW, PVMOD, PRI_PART )
+! ######################################################################
+!
+!!**** *SURFACE_RI*
+!!
+!! PURPOSE
+!! -------
+!
+! Computes the component of richardson number near the ground associated
+! with particle-induced buoyancy.
+!
+!
+!!** METHOD
+!! ------
+!
+! Based on surface_ri.f90
+!
+!
+!! EXTERNAL
+!! --------
+!!
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!!
+!! MODD_CST
+!! MODD_GROUND_PAR
+!!
+!!
+!! REFERENCE
+!! ---------
+!!
+!!
+!! AUTHOR
+!! ------
+!!
+!! V. Vionnet * Meteo-France *
+!!
+!! MODIFICATIONS
+!! -------------
+!! Original 04/10/10
+!-------------------------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+! ------------
+!
+USE MODD_CSTS,ONLY : XRV, XRD, XG
+USE MODI_WIND_THRESHOLD
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+!
+REAL, INTENT(IN) :: PCONC_SALT ! Concentration of blowing snow particle
+! in the saltation layer (kg/m3)
+REAL, INTENT(IN) :: PCONC_SURF ! Concentration of blowing snow particle
+! at the 1st atmospheric level (kg/m3)
+REAL, INTENT(IN) :: PVMOD ! module of the horizontal wind
+REAL, INTENT(IN) :: PRHOA ! air density (kg/m3)
+!
+REAL, INTENT(IN) :: PZREF ! reference height of the first
+ ! atmospheric level
+REAL, INTENT(IN) :: PUREF ! reference height of the wind
+! ! NOTE this is different from ZZREF
+! ! ONLY in stand-alone/forced mode,
+! ! NOT when coupled to a model (MesoNH)
+REAL, INTENT(IN) :: PDIRCOSZW! Cosine of the angle between
+! ! the normal to the surface and
+! ! the vertical
+!
+REAL, INTENT(OUT) :: PRI_PART ! "Particle" Richardson number
+!
+!* 0.2 declarations of local variables
+!
+REAL :: ZVMOD
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+!-------------------------------------------------------------------------------
+!
+! 1. Richardson number
+! -----------------
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:SURFACE_RI_PART',0,ZHOOK_HANDLE)
+!
+ZVMOD = PVMOD
+!
+!
+ ! Richardson's number
+PRI_PART = XG * PDIRCOSZW/PRHOA * PUREF * PUREF &
+ * (PCONC_SALT-PCONC_SURF) &
+ / (ZVMOD*ZVMOD) /PZREF
+!-------------------------------------------------------------------------------
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:SURFACE_RI_PART',1,ZHOOK_HANDLE)
+!
+END SUBROUTINE SURFACE_RI_PART
+
+! #################################################################
+ SUBROUTINE SURFACE_CD_PART(PRI, PZREF, PUREF, PZ0EFF, PZ0H, &
+ PCD, PCDN)
+! #################################################################
+!
+!!**** *SURFACE_CD_PART*
+!!
+!! PURPOSE
+!! -------
+!
+! Computes the drag coefficients for momentum near the ground
+! including particle-induced buoyancy.
+!
+!!** METHOD
+!! ------
+!
+! 1 and 2 : computation of relative humidity near the ground
+!
+! 3 : richardson number including particle-induced buoyancy
+!
+! 4 : the aerodynamical resistance for heat transfers is deduced
+!
+! 5 : the drag coefficient for momentum ZCD is computed
+! including particle-induced buoyancy
+!
+!! REFERENCE
+!! ---------
+!!
+!!
+!! AUTHOR
+!! ------
+!!
+!! V. Vionnet * Meteo-France *
+!! Based on surface_cd.f90 by V. Masson
+!!
+!! MODIFICATIONS
+!! -------------
+!! Original 04/10/10
+
+!-------------------------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+! ------------
+!
+USE MODD_CSTS,ONLY : XKARMAN
+!
+USE MODE_THERMOS
+!
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+!
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+!
+REAL, INTENT(IN) :: PRI ! Richardson number
+REAL, INTENT(IN) :: PZREF ! reference height of the first
+ ! atmospheric level
+REAL, INTENT(IN) :: PUREF ! reference height of the wind
+! ! NOTE this is different from ZZREF
+! ! ONLY in stand-alone/forced mode,
+! ! NOT when coupled to a model (MesoNH)
+REAL, INTENT(IN) :: PZ0EFF ! roughness length for momentum
+ ! with subgrid-scale orography
+REAL, INTENT(IN) :: PZ0H ! roughness length for heat
+!
+REAL, INTENT(OUT) :: PCD ! drag coefficient for momentum
+REAL, INTENT(OUT) :: PCDN ! neutral drag coefficient for momentum
+!
+!* 0.2 declarations of local variables
+!
+!
+REAL :: ZZ0EFF, ZZ0H, ZMU, &
+ ZCMSTAR, ZPM, ZCM, ZFM
+INTEGER :: JJ
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+
+!-------------------------------------------------------------------------------
+!
+!* 1. Drag coefficient for momentum transfers
+! ---------------------------------------
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:SURFACE_CD_PART',0,ZHOOK_HANDLE)
+!
+ ZZ0EFF = MIN(PZ0EFF,PUREF*0.5)
+ ZZ0H = MIN(ZZ0EFF,PZ0H)
+!
+ ZMU = LOG( MIN(ZZ0EFF/ZZ0H,200.) )
+!
+ PCDN = (XKARMAN/LOG(PUREF/ZZ0EFF))**2
+
+ ZCMSTAR = CMSTAR(ZMU)
+ ZPM = PM(ZMU)
+!
+ ZCM = 10.*ZCMSTAR*PCDN*( PUREF/ZZ0EFF )**ZPM
+!
+ IF ( PRI > 0.0 ) THEN
+ ZFM = 1. + 10.*PRI / SQRT( 1.+5.*PRI )
+ ZFM = 1. / ZFM
+ ELSE
+ ZFM = 1. - 10.*PRI / ( 1.+ZCM*SQRT(-PRI) )
+ ENDIF
+!
+ PCD = PCDN*ZFM
+!
+!
+!-------------------------------------------------------------------------------
+!
+!
+!
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:SURFACE_CD_PART',1,ZHOOK_HANDLE)
+
+!
+CONTAINS
+!
+! functions used in the calculation
+! the terms Cm
+!
+ FUNCTION CMSTAR(X)
+ REAL, INTENT(IN) :: X
+ REAL :: CMSTAR
+ !
+ CMSTAR = 6.8741 + 2.6933*X - 0.3601*X*X + 0.0154*X*X*X
+ !
+ END FUNCTION CMSTAR
+ !
+ !
+ FUNCTION PM(X)
+ REAL, INTENT(IN) :: X
+ REAL :: PM
+ !
+ PM = 0.5233 - 0.0815*X + 0.0135*X*X - 0.0010*X*X*X
+ !
+ END FUNCTION PM
+
+!
+!-------------------------------------------------------------------------------
+
+
+!
+END SUBROUTINE SURFACE_CD_PART
+
+SUBROUTINE SOLVE_CD(PUSTAR,PVMOD,PRHOA,PCONC_SURF,PZREF,PUREF,PDIRCOSZW, &
+ PWIND_FRC_THR,PRI,PZ0EFF,HSNOWRES,PZ0H,PRES,PRI_TOT, &
+ PCDSNOW,PSNOWLIQ,PSNOWHIST)
+
+!
+! Compute the value of the function used in the Newton's iterative algorithm.
+!
+
+
+USE MODD_BLOWSNW_SURF
+USE MODD_SNOW_PAR, ONLY : X_RI_MAX
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+
+IMPLICIT NONE
+!
+!* 0.1 declarations of arguments
+!
+REAL, INTENT(IN) :: PUSTAR
+REAL, INTENT(IN) :: PSNOWLIQ,PSNOWHIST
+REAL, INTENT(IN) :: PVMOD,PRHOA,PCONC_SURF,PZREF,PUREF
+REAL, INTENT(IN) :: PDIRCOSZW,PWIND_FRC_THR,PRI,PZ0EFF,PZ0H
+REAL, INTENT(OUT) :: PCDSNOW, PRI_TOT,PRES
+CHARACTER(LEN=*), INTENT(IN) :: HSNOWRES
+!
+!* 0.2 declarations of local variables
+!
+REAL :: ZCONC_SALT,ZRI_PART,ZCD, ZCDN, ZZ0_TEMP,ZQSALT
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+
+PRI_TOT = PRI
+ZZ0_TEMP = PZ0EFF
+
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:SOLVE_CD',0,ZHOOK_HANDLE)
+
+IF(XSNOW_BUOYANCY==1) THEN
+!
+! Blown snow particles concentration (kg/m3) in the saltation
+! layer
+!
+CALL CONC_SALT(ZCONC_SALT,PUSTAR,PWIND_FRC_THR,PRHOA,ZQSALT ,&
+ PSNOWLIQ,PSNOWHIST)
+
+CALL SURFACE_RI_PART(ZCONC_SALT,PCONC_SURF, PRHOA, &
+ PZREF, PUREF, PDIRCOSZW, PVMOD, ZRI_PART )
+
+!
+PRI_TOT = PRI + ZRI_PART
+!
+! Simple adaptation of method by Martin and Lejeune (1998)
+! to apply a lower limit to turbulent transfer coef
+! by defining a maximum Richarson number for stable
+! conditions:
+!
+IF(HSNOWRES=='RIL') PRI_TOT = MIN(X_RI_MAX, PRI_TOT)
+END IF
+
+IF(XSNOW_ROUGHNESS==1 .AND. PUSTAR > PWIND_FRC_THR ) THEN
+ ! Increase in surface rougnhess due to saltation following
+ ! Dover (1993) z0_s = z0_ns*(u*/uth*)�
+ ! Limit increase to value observed over snow surface
+ ZZ0_TEMP = MIN(PZ0EFF * (PUSTAR/PWIND_FRC_THR)**2,0.01)
+END IF
+
+CALL SURFACE_CD_PART(PRI_TOT, PZREF, PUREF, ZZ0_TEMP, PZ0H, PCDSNOW, ZCDN)
+
+PRES = PUSTAR - SQRT(PCDSNOW)* PVMOD
+
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_MBLUTL:SOLVE_CD',1,ZHOOK_HANDLE)
+
+
+END SUBROUTINE SOLVE_CD
+
+END MODULE MODE_BLOWSNW_MBLUTL
diff --git a/src/SURFEX/mode_blowsnw_sedim_lkt1d.f90 b/src/SURFEX/mode_blowsnw_sedim_lkt1d.f90
new file mode 100644
index 0000000000000000000000000000000000000000..095aa45ce56c079ce10ce74249c53dd0019cec02
--- /dev/null
+++ b/src/SURFEX/mode_blowsnw_sedim_lkt1d.f90
@@ -0,0 +1,1297 @@
+
+!-----------------------------------------------------------------
+!--------------- special set of characters for RCS information
+!-----------------------------------------------------------------
+! $Source: /sxturb1/data1/mesonh/CODEMNH/mode_dustopt.f90,v $ $Revision: 1.1.2.1 $
+! masdev4_7 BUG1 2007/06/29 12:06:27
+!-----------------------------------------------------------------
+! ###################
+MODULE MODE_BLOWSNW_SEDIM_LKT1D
+! ###################
+!
+!!
+!! PURPOSE
+!! -------
+!!
+!! Sedimentation of snow particles is computed according to Carrier's drag coofficient.
+!! To reduce computational time; look-up tables are used. They depend on the
+!! average radius and the pressure (interpolation)
+!! AUTHOR
+!! ------
+!! Vincent Vionnet (CNRM/GMEI)
+!!
+!! MODIFICATIONS
+!! -------------
+!!
+ IMPLICIT NONE
+ PUBLIC
+
+CONTAINS
+
+
+! Sedimentation of snow particles is computed according to Carrier's drag coofficient.
+! To reduce computational time; look-up tables are used. They depend on the
+! average radius and the pressure (interpolation)
+
+SUBROUTINE BLOWSNW_SEDIM_LKT1D(PRG, & ! Mean radius (m)
+ PABST,& ! Pressure
+ PVGK) ! Number and mass average settling velocity
+
+USE MODD_BLOWSNW_SEDIM_LKT1D
+
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+!
+!* 0.1 declarations of arguments
+!
+REAL, DIMENSION(:,:), INTENT(IN) :: PRG
+REAL, DIMENSION(:,:), INTENT(IN) :: PABST
+REAL, DIMENSION(:,:,:), INTENT(OUT) :: PVGK
+!
+!* 0.2 declaration of local variables
+!
+REAL, DIMENSION(SIZE(PRG,1),SIZE(PRG,2)) :: ZRG, ZPRESSURE
+REAL :: ZIND,ZFACT_RG,ZFACT_PRESSURE
+REAL :: ZV1_MASS,ZV1_NUMB,ZV2_MASS,ZV2_NUMB
+INTEGER :: RG_IDX,PR_IDX
+INTEGER :: JI,JJ,JK,II !Loop counter
+REAL :: M2UM ! Convert m to um
+
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+
+IF (LHOOK) CALL DR_HOOK('BLOWSNW_SEDIM_LKT1D',0,ZHOOK_HANDLE)
+
+M2UM = 1000000
+
+
+!Remove unphysical values for rg and pressure
+ZRG(:,:) = MIN( MAX(XRADIUS_LKT1D_MIN,PRG(:,:)*M2UM), XRADIUS_LKT1D_MAX)
+ZPRESSURE(:,:) = MIN( MAX(XPRESSURE_LKT1D_MIN,PABST(:,:)), XPRESSURE_LKT1D_MAX-1.)
+ZFACT_RG = DBLE(NMAX_RADIUS_LKT1D-1)/(XRADIUS_LKT1D_MAX-XRADIUS_LKT1D_MIN)
+ZFACT_PRESSURE = DBLE(NMAX_PRESSURE_LKT1D-1)/(XPRESSURE_LKT1D_MAX-XPRESSURE_LKT1D_MIN)
+
+DO JI=1,SIZE(PRG,1)
+ DO JK=1,SIZE(PRG,2)
+ !Get the correct indexes for the look up tables
+ RG_IDX = INT((ZRG(JI,JK)-XRADIUS_LKT1D_MIN)*ZFACT_RG + 1.5)
+ ZIND = (ZPRESSURE(JI,JK)-XPRESSURE_LKT1D_MIN)*ZFACT_PRESSURE + 1.
+ PR_IDX = INT(ZIND)
+ ZV1_NUMB = XNUMB_SPEED_LKT1D(RG_IDX,PR_IDX)
+ ZV2_NUMB = XNUMB_SPEED_LKT1D(RG_IDX,PR_IDX+1)
+ ZV1_MASS = XMASS_SPEED_LKT1D(RG_IDX,PR_IDX)
+ ZV2_MASS = XMASS_SPEED_LKT1D(RG_IDX,PR_IDX+1)
+ ! Linear interpolation to get correct values
+ PVGK(JI,JK,1) = ZV1_NUMB + (ZIND - PR_IDX) * (ZV2_NUMB-ZV1_NUMB)
+ PVGK(JI,JK,2) = ZV1_MASS + (ZIND - PR_IDX) * (ZV2_MASS-ZV1_MASS)
+! PVGK(JI,JK,3) = PVGK(JI,JK,2)
+ ENDDO
+ENDDO
+
+IF (LHOOK) CALL DR_HOOK('BLOWSNW_SEDIM_LKT1D',1,ZHOOK_HANDLE)
+
+END SUBROUTINE BLOWSNW_SEDIM_LKT1D
+
+SUBROUTINE BLOWSNW_SEDIM_LKT1D_SET
+
+USE MODD_BLOWSNW_SEDIM_LKT1D
+
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+!
+!* 0.2 declaration of local variables
+!
+LOGICAL :: OPIEKTUK
+
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+
+IF (LHOOK) CALL DR_HOOK('BLOWSNW_SEDIM_LKT1D_SET',0,ZHOOK_HANDLE)
+
+OPIEKTUK=.FALSE.
+
+IF(OPIEKTUK) THEN
+
+XNUMB_SPEED_LKT1D(1,1:4) = (/0.015056,0.013491,0.012659,0.012142/)
+XMASS_SPEED_LKT1D(1,1:4) = (/0.026814,0.025878,0.025363,0.025028/)
+
+XNUMB_SPEED_LKT1D(2,1:4) = (/0.018595,0.017278,0.016572,0.016129/)
+XMASS_SPEED_LKT1D(2,1:4) = (/0.036750,0.035901,0.035405,0.035061/)
+
+XNUMB_SPEED_LKT1D(3,1:4) = (/0.023150,0.021999,0.021372,0.020972/)
+XMASS_SPEED_LKT1D(3,1:4) = (/0.048615,0.047758,0.047209,0.046796/)
+
+XNUMB_SPEED_LKT1D(4,1:4) = (/0.028622,0.027576,0.026992,0.026605/)
+XMASS_SPEED_LKT1D(4,1:4) = (/0.062287,0.061322,0.060637,0.060081/)
+
+XNUMB_SPEED_LKT1D(5,1:4) = (/0.034946,0.033956,0.033378,0.032979/)
+XMASS_SPEED_LKT1D(5,1:4) = (/0.077657,0.076464,0.075545,0.074760/)
+
+XNUMB_SPEED_LKT1D(6,1:4) = (/0.042073,0.041092,0.040487,0.040046/)
+XMASS_SPEED_LKT1D(6,1:4) = (/0.094610,0.093053,0.091783,0.090669/)
+
+XNUMB_SPEED_LKT1D(7,1:4) = (/0.049963,0.048943,0.048273,0.047759/)
+XMASS_SPEED_LKT1D(7,1:4) = (/0.113031,0.110950,0.109200,0.107647/)
+
+XNUMB_SPEED_LKT1D(8,1:4) = (/0.058579,0.057469,0.056693,0.056071/)
+XMASS_SPEED_LKT1D(8,1:4) = (/0.132797,0.130017,0.127645,0.125534/)
+
+XNUMB_SPEED_LKT1D(9,1:4) = (/0.067886,0.066631,0.065704,0.064936/)
+XMASS_SPEED_LKT1D(9,1:4) = (/0.153787,0.150115,0.146970,0.144180/)
+
+XNUMB_SPEED_LKT1D(10,1:4) = (/0.077848,0.076388,0.075262,0.074306/)
+XMASS_SPEED_LKT1D(10,1:4) = (/0.175877,0.171111,0.167037,0.163443/)
+
+XNUMB_SPEED_LKT1D(11,1:4) = (/0.088431,0.086701,0.085324,0.084137/)
+XMASS_SPEED_LKT1D(11,1:4) = (/0.198946,0.192874,0.187714,0.183195/)
+
+XNUMB_SPEED_LKT1D(12,1:4) = (/0.099598,0.097531,0.095847,0.094384/)
+XMASS_SPEED_LKT1D(12,1:4) = (/0.222876,0.215284,0.208884,0.203321/)
+
+XNUMB_SPEED_LKT1D(13,1:4) = (/0.111314,0.108836,0.106789,0.105003/)
+XMASS_SPEED_LKT1D(13,1:4) = (/0.247555,0.238228,0.230436,0.223719/)
+
+XNUMB_SPEED_LKT1D(14,1:4) = (/0.123545,0.120580,0.118111,0.115954/)
+XMASS_SPEED_LKT1D(14,1:4) = (/0.272876,0.261603,0.252275,0.244297/)
+
+XNUMB_SPEED_LKT1D(15,1:4) = (/0.136256,0.132725,0.129774,0.127197/)
+XMASS_SPEED_LKT1D(15,1:4) = (/0.298740,0.285316,0.274314,0.264979/)
+
+XNUMB_SPEED_LKT1D(16,1:4) = (/0.149412,0.145235,0.141740,0.138697/)
+XMASS_SPEED_LKT1D(16,1:4) = (/0.325053,0.309281,0.296478,0.285697/)
+
+XNUMB_SPEED_LKT1D(17,1:4) = (/0.162981,0.158074,0.153975,0.150418/)
+XMASS_SPEED_LKT1D(17,1:4) = (/0.351731,0.333423,0.318701,0.306394/)
+
+XNUMB_SPEED_LKT1D(18,1:4) = (/0.176929,0.171209,0.166446,0.162329/)
+XMASS_SPEED_LKT1D(18,1:4) = (/0.378696,0.357675,0.340926,0.327022/)
+
+XNUMB_SPEED_LKT1D(19,1:4) = (/0.191225,0.184610,0.179123,0.174402/)
+XMASS_SPEED_LKT1D(19,1:4) = (/0.405877,0.381980,0.363105,0.347539/)
+
+XNUMB_SPEED_LKT1D(20,1:4) = (/0.205840,0.198246,0.191977,0.186607/)
+XMASS_SPEED_LKT1D(20,1:4) = (/0.433212,0.406284,0.385195,0.367912/)
+
+XNUMB_SPEED_LKT1D(21,1:4) = (/0.220743,0.212088,0.204981,0.198922/)
+XMASS_SPEED_LKT1D(21,1:4) = (/0.460642,0.430545,0.407161,0.388113/)
+
+XNUMB_SPEED_LKT1D(22,1:4) = (/0.235908,0.226112,0.218111,0.211323/)
+XMASS_SPEED_LKT1D(22,1:4) = (/0.488118,0.454722,0.428975,0.408121/)
+
+XNUMB_SPEED_LKT1D(23,1:4) = (/0.251307,0.240291,0.231345,0.223789/)
+XMASS_SPEED_LKT1D(23,1:4) = (/0.515594,0.478783,0.450612,0.427917/)
+
+XNUMB_SPEED_LKT1D(24,1:4) = (/0.266917,0.254604,0.244661,0.236303/)
+XMASS_SPEED_LKT1D(24,1:4) = (/0.543030,0.502700,0.472052,0.447487/)
+
+XNUMB_SPEED_LKT1D(25,1:4) = (/0.282714,0.269029,0.258041,0.248846/)
+XMASS_SPEED_LKT1D(25,1:4) = (/0.570392,0.526448,0.493278,0.466821/)
+
+XNUMB_SPEED_LKT1D(26,1:4) = (/0.298675,0.283547,0.271468,0.261404/)
+XMASS_SPEED_LKT1D(26,1:4) = (/0.597648,0.550009,0.514278,0.485909/)
+
+XNUMB_SPEED_LKT1D(27,1:4) = (/0.314780,0.298139,0.284925,0.273963/)
+XMASS_SPEED_LKT1D(27,1:4) = (/0.624772,0.573364,0.535041,0.504748/)
+
+XNUMB_SPEED_LKT1D(28,1:4) = (/0.331009,0.312788,0.298398,0.286511/)
+XMASS_SPEED_LKT1D(28,1:4) = (/0.651741,0.596502,0.555561,0.523332/)
+
+XNUMB_SPEED_LKT1D(29,1:4) = (/0.347343,0.327479,0.311875,0.299037/)
+XMASS_SPEED_LKT1D(29,1:4) = (/0.678535,0.619410,0.575831,0.541661/)
+
+XNUMB_SPEED_LKT1D(30,1:4) = (/0.363766,0.342198,0.325343,0.311530/)
+XMASS_SPEED_LKT1D(30,1:4) = (/0.705138,0.642081,0.595848,0.559734/)
+
+XNUMB_SPEED_LKT1D(31,1:4) = (/0.380262,0.356932,0.338792,0.323983/)
+XMASS_SPEED_LKT1D(31,1:4) = (/0.731535,0.664507,0.615609,0.577551/)
+
+XNUMB_SPEED_LKT1D(32,1:4) = (/0.396817,0.371670,0.352213,0.336387/)
+XMASS_SPEED_LKT1D(32,1:4) = (/0.757714,0.686683,0.635115,0.595114/)
+
+XNUMB_SPEED_LKT1D(33,1:4) = (/0.413415,0.386400,0.365596,0.348735/)
+XMASS_SPEED_LKT1D(33,1:4) = (/0.783665,0.708606,0.654364,0.612425/)
+
+XNUMB_SPEED_LKT1D(34,1:4) = (/0.430045,0.401112,0.378935,0.361022/)
+XMASS_SPEED_LKT1D(34,1:4) = (/0.809380,0.730275,0.673358,0.629488/)
+
+XNUMB_SPEED_LKT1D(35,1:4) = (/0.446695,0.415799,0.392222,0.373242/)
+XMASS_SPEED_LKT1D(35,1:4) = (/0.834854,0.751687,0.692100,0.646306/)
+
+XNUMB_SPEED_LKT1D(36,1:4) = (/0.463354,0.430450,0.405452,0.385391/)
+XMASS_SPEED_LKT1D(36,1:4) = (/0.860079,0.772843,0.710590,0.662883/)
+
+XNUMB_SPEED_LKT1D(37,1:4) = (/0.480012,0.445061,0.418618,0.397465/)
+XMASS_SPEED_LKT1D(37,1:4) = (/0.885054,0.793743,0.728833,0.679223/)
+
+XNUMB_SPEED_LKT1D(38,1:4) = (/0.496660,0.459623,0.431717,0.409459/)
+XMASS_SPEED_LKT1D(38,1:4) = (/0.909775,0.814389,0.746832,0.695331/)
+
+XNUMB_SPEED_LKT1D(39,1:4) = (/0.513288,0.474131,0.444744,0.421372/)
+XMASS_SPEED_LKT1D(39,1:4) = (/0.934241,0.834783,0.764591,0.711212/)
+
+XNUMB_SPEED_LKT1D(40,1:4) = (/0.529891,0.488579,0.457695,0.433201/)
+XMASS_SPEED_LKT1D(40,1:4) = (/0.958451,0.854928,0.782114,0.726871/)
+
+XNUMB_SPEED_LKT1D(41,1:4) = (/0.546459,0.502964,0.470567,0.444943/)
+XMASS_SPEED_LKT1D(41,1:4) = (/0.982404,0.874825,0.799404,0.742312/)
+
+XNUMB_SPEED_LKT1D(42,1:4) = (/0.562987,0.517279,0.483358,0.456598/)
+XMASS_SPEED_LKT1D(42,1:4) = (/1.006102,0.894479,0.816467,0.757540/)
+
+XNUMB_SPEED_LKT1D(43,1:4) = (/0.579469,0.531523,0.496065,0.468163/)
+XMASS_SPEED_LKT1D(43,1:4) = (/1.029545,0.913893,0.833306,0.772561/)
+
+XNUMB_SPEED_LKT1D(44,1:4) = (/0.595899,0.545691,0.508686,0.479638/)
+XMASS_SPEED_LKT1D(44,1:4) = (/1.052735,0.933071,0.849927,0.787379/)
+
+XNUMB_SPEED_LKT1D(45,1:4) = (/0.612272,0.559780,0.521219,0.491021/)
+XMASS_SPEED_LKT1D(45,1:4) = (/1.075673,0.952016,0.866335,0.802000/)
+
+XNUMB_SPEED_LKT1D(46,1:4) = (/0.628584,0.573789,0.533664,0.502312/)
+XMASS_SPEED_LKT1D(46,1:4) = (/1.098364,0.970733,0.882533,0.816428/)
+
+XNUMB_SPEED_LKT1D(47,1:4) = (/0.644831,0.587714,0.546018,0.513511/)
+XMASS_SPEED_LKT1D(47,1:4) = (/1.120808,0.989225,0.898526,0.830668/)
+
+XNUMB_SPEED_LKT1D(48,1:4) = (/0.661009,0.601554,0.558281,0.524618/)
+XMASS_SPEED_LKT1D(48,1:4) = (/1.143009,1.007497,0.914320,0.844724/)
+
+XNUMB_SPEED_LKT1D(49,1:4) = (/0.677115,0.615307,0.570453,0.535632/)
+XMASS_SPEED_LKT1D(49,1:4) = (/1.164969,1.025553,0.929918,0.858602/)
+
+XNUMB_SPEED_LKT1D(50,1:4) = (/0.693145,0.628971,0.582533,0.546554/)
+XMASS_SPEED_LKT1D(50,1:4) = (/1.186693,1.043397,0.945325,0.872306/)
+
+XNUMB_SPEED_LKT1D(51,1:4) = (/0.709098,0.642547,0.594520,0.557383/)
+XMASS_SPEED_LKT1D(51,1:4) = (/1.208184,1.061034,0.960546,0.885840/)
+
+XNUMB_SPEED_LKT1D(52,1:4) = (/0.724970,0.656031,0.606415,0.568121/)
+XMASS_SPEED_LKT1D(52,1:4) = (/1.229445,1.078468,0.975584,0.899209/)
+
+XNUMB_SPEED_LKT1D(53,1:4) = (/0.740760,0.669425,0.618217,0.578768/)
+XMASS_SPEED_LKT1D(53,1:4) = (/1.250479,1.095703,0.990445,0.912417/)
+
+XNUMB_SPEED_LKT1D(54,1:4) = (/0.756466,0.682727,0.629927,0.589324/)
+XMASS_SPEED_LKT1D(54,1:4) = (/1.271291,1.112743,1.005133,0.925468/)
+
+XNUMB_SPEED_LKT1D(55,1:4) = (/0.772086,0.695937,0.641545,0.599790/)
+XMASS_SPEED_LKT1D(55,1:4) = (/1.291884,1.129592,1.019651,0.938366/)
+
+XNUMB_SPEED_LKT1D(56,1:4) = (/0.787619,0.709055,0.653071,0.610166/)
+XMASS_SPEED_LKT1D(56,1:4) = (/1.312262,1.146255,1.034004,0.951114/)
+
+XNUMB_SPEED_LKT1D(57,1:4) = (/0.803064,0.722080,0.664505,0.620455/)
+XMASS_SPEED_LKT1D(57,1:4) = (/1.332428,1.162735,1.048195,0.963717/)
+
+XNUMB_SPEED_LKT1D(58,1:4) = (/0.818419,0.735013,0.675849,0.630655/)
+XMASS_SPEED_LKT1D(58,1:4) = (/1.352387,1.179036,1.062228,0.976179/)
+
+XNUMB_SPEED_LKT1D(59,1:4) = (/0.833684,0.747853,0.687103,0.640769/)
+XMASS_SPEED_LKT1D(59,1:4) = (/1.372142,1.195163,1.076108,0.988502/)
+
+XNUMB_SPEED_LKT1D(60,1:4) = (/0.848858,0.760601,0.698268,0.650797/)
+XMASS_SPEED_LKT1D(60,1:4) = (/1.391697,1.211118,1.089838,1.000691/)
+
+XNUMB_SPEED_LKT1D(61,1:4) = (/0.863940,0.773257,0.709343,0.660740/)
+XMASS_SPEED_LKT1D(61,1:4) = (/1.411055,1.226906,1.103420,1.012748/)
+
+XNUMB_SPEED_LKT1D(62,1:4) = (/0.878931,0.785821,0.720331,0.670599/)
+XMASS_SPEED_LKT1D(62,1:4) = (/1.430221,1.242531,1.116860,1.024677/)
+
+XNUMB_SPEED_LKT1D(63,1:4) = (/0.893829,0.798295,0.731231,0.680376/)
+XMASS_SPEED_LKT1D(63,1:4) = (/1.449198,1.257995,1.130160,1.036481/)
+
+XNUMB_SPEED_LKT1D(64,1:4) = (/0.908635,0.810678,0.742046,0.690070/)
+XMASS_SPEED_LKT1D(64,1:4) = (/1.467989,1.273303,1.143323,1.048163/)
+
+XNUMB_SPEED_LKT1D(65,1:4) = (/0.923348,0.822970,0.752774,0.699684/)
+XMASS_SPEED_LKT1D(65,1:4) = (/1.486598,1.288458,1.156352,1.059726/)
+
+XNUMB_SPEED_LKT1D(66,1:4) = (/0.937969,0.835174,0.763418,0.709218/)
+XMASS_SPEED_LKT1D(66,1:4) = (/1.505028,1.303463,1.169251,1.071173/)
+
+XNUMB_SPEED_LKT1D(67,1:4) = (/0.952498,0.847288,0.773979,0.718673/)
+XMASS_SPEED_LKT1D(67,1:4) = (/1.523284,1.318321,1.182023,1.082507/)
+
+XNUMB_SPEED_LKT1D(68,1:4) = (/0.966934,0.859315,0.784456,0.728051/)
+XMASS_SPEED_LKT1D(68,1:4) = (/1.541367,1.333036,1.194671,1.093730/)
+
+XNUMB_SPEED_LKT1D(69,1:4) = (/0.981278,0.871254,0.794852,0.737352/)
+XMASS_SPEED_LKT1D(69,1:4) = (/1.559283,1.347610,1.207196,1.104844/)
+
+XNUMB_SPEED_LKT1D(70,1:4) = (/0.995531,0.883107,0.805167,0.746578/)
+XMASS_SPEED_LKT1D(70,1:4) = (/1.577033,1.362047,1.219603,1.115853/)
+
+XNUMB_SPEED_LKT1D(71,1:4) = (/1.009692,0.894874,0.815403,0.755729/)
+XMASS_SPEED_LKT1D(71,1:4) = (/1.594621,1.376349,1.231894,1.126759/)
+
+XNUMB_SPEED_LKT1D(72,1:4) = (/1.023762,0.906556,0.825559,0.764807/)
+XMASS_SPEED_LKT1D(72,1:4) = (/1.612050,1.390520,1.244071,1.137565/)
+
+XNUMB_SPEED_LKT1D(73,1:4) = (/1.037742,0.918153,0.835638,0.773813/)
+XMASS_SPEED_LKT1D(73,1:4) = (/1.629324,1.404562,1.256136,1.148271/)
+
+XNUMB_SPEED_LKT1D(74,1:4) = (/1.051632,0.929668,0.845640,0.782747/)
+XMASS_SPEED_LKT1D(74,1:4) = (/1.646445,1.418477,1.268093,1.158882/)
+
+XNUMB_SPEED_LKT1D(75,1:4) = (/1.065432,0.941100,0.855567,0.791611/)
+XMASS_SPEED_LKT1D(75,1:4) = (/1.663415,1.432269,1.279944,1.169398/)
+
+XNUMB_SPEED_LKT1D(76,1:4) = (/1.079144,0.952451,0.865418,0.800406/)
+XMASS_SPEED_LKT1D(76,1:4) = (/1.680239,1.445941,1.291690,1.179822/)
+
+XNUMB_SPEED_LKT1D(77,1:4) = (/1.092767,0.963721,0.875196,0.809133/)
+XMASS_SPEED_LKT1D(77,1:4) = (/1.696919,1.459493,1.303335,1.190156/)
+
+XNUMB_SPEED_LKT1D(78,1:4) = (/1.106302,0.974911,0.884901,0.817793/)
+XMASS_SPEED_LKT1D(78,1:4) = (/1.713457,1.472930,1.314880,1.200402/)
+
+XNUMB_SPEED_LKT1D(79,1:4) = (/1.119751,0.986023,0.894534,0.826387/)
+XMASS_SPEED_LKT1D(79,1:4) = (/1.729856,1.486253,1.326328,1.210562/)
+
+XNUMB_SPEED_LKT1D(80,1:4) = (/1.133114,0.997057,0.904096,0.834916/)
+XMASS_SPEED_LKT1D(80,1:4) = (/1.746119,1.499464,1.337680,1.220637/)
+
+XNUMB_SPEED_LKT1D(81,1:4) = (/1.146391,1.008013,0.913588,0.843380/)
+XMASS_SPEED_LKT1D(81,1:4) = (/1.762249,1.512567,1.348938,1.230630/)
+
+XNUMB_SPEED_LKT1D(82,1:4) = (/1.159583,1.018894,0.923011,0.851782/)
+XMASS_SPEED_LKT1D(82,1:4) = (/1.778248,1.525562,1.360105,1.240542/)
+
+XNUMB_SPEED_LKT1D(83,1:4) = (/1.172691,1.029699,0.932367,0.860121/)
+XMASS_SPEED_LKT1D(83,1:4) = (/1.794117,1.538452,1.371182,1.250374/)
+
+XNUMB_SPEED_LKT1D(84,1:4) = (/1.185716,1.040431,0.941655,0.868399/)
+XMASS_SPEED_LKT1D(84,1:4) = (/1.809861,1.551240,1.382171,1.260130/)
+
+XNUMB_SPEED_LKT1D(85,1:4) = (/1.198659,1.051089,0.950877,0.876616/)
+XMASS_SPEED_LKT1D(85,1:4) = (/1.825481,1.563927,1.393074,1.269809/)
+
+XNUMB_SPEED_LKT1D(86,1:4) = (/1.211519,1.061674,0.960034,0.884774/)
+XMASS_SPEED_LKT1D(86,1:4) = (/1.840979,1.576515,1.403892,1.279414/)
+
+XNUMB_SPEED_LKT1D(87,1:4) = (/1.224299,1.072188,0.969127,0.892874/)
+XMASS_SPEED_LKT1D(87,1:4) = (/1.856357,1.589006,1.414628,1.288946/)
+
+XNUMB_SPEED_LKT1D(88,1:4) = (/1.236999,1.082631,0.978157,0.900916/)
+XMASS_SPEED_LKT1D(88,1:4) = (/1.871619,1.601402,1.425282,1.298406/)
+
+XNUMB_SPEED_LKT1D(89,1:4) = (/1.249619,1.093005,0.987124,0.908901/)
+XMASS_SPEED_LKT1D(89,1:4) = (/1.886765,1.613704,1.435857,1.307797/)
+
+XNUMB_SPEED_LKT1D(90,1:4) = (/1.262160,1.103309,0.996029,0.916830/)
+XMASS_SPEED_LKT1D(90,1:4) = (/1.901798,1.625916,1.446354,1.317118/)
+
+XNUMB_SPEED_LKT1D(91,1:4) = (/1.274624,1.113546,1.004874,0.924705/)
+XMASS_SPEED_LKT1D(91,1:4) = (/1.916720,1.638037,1.456774,1.326373/)
+
+XNUMB_SPEED_LKT1D(92,1:4) = (/1.287011,1.123716,1.013659,0.932525/)
+XMASS_SPEED_LKT1D(92,1:4) = (/1.931533,1.650070,1.467120,1.335561/)
+
+XNUMB_SPEED_LKT1D(93,1:4) = (/1.299322,1.133819,1.022385,0.940291/)
+XMASS_SPEED_LKT1D(93,1:4) = (/1.946239,1.662017,1.477391,1.344684/)
+
+XNUMB_SPEED_LKT1D(94,1:4) = (/1.311558,1.143857,1.031053,0.948005/)
+XMASS_SPEED_LKT1D(94,1:4) = (/1.960839,1.673878,1.487590,1.353744/)
+
+XNUMB_SPEED_LKT1D(95,1:4) = (/1.323719,1.153830,1.039663,0.955667/)
+XMASS_SPEED_LKT1D(95,1:4) = (/1.975336,1.685656,1.497718,1.362741/)
+
+XNUMB_SPEED_LKT1D(96,1:4) = (/1.335806,1.163739,1.048217,0.963278/)
+XMASS_SPEED_LKT1D(96,1:4) = (/1.989732,1.697353,1.507777,1.371677/)
+
+XNUMB_SPEED_LKT1D(97,1:4) = (/1.347820,1.173586,1.056715,0.970839/)
+XMASS_SPEED_LKT1D(97,1:4) = (/2.004027,1.708969,1.517766,1.380553/)
+
+XNUMB_SPEED_LKT1D(98,1:4) = (/1.359762,1.183370,1.065158,0.978350/)
+XMASS_SPEED_LKT1D(98,1:4) = (/2.018225,1.720505,1.527689,1.389370/)
+
+XNUMB_SPEED_LKT1D(99,1:4) = (/1.371633,1.193093,1.073547,0.985812/)
+XMASS_SPEED_LKT1D(99,1:4) = (/2.032326,1.731964,1.537546,1.398129/)
+
+XNUMB_SPEED_LKT1D(100,1:4) = (/1.383434,1.202756,1.081883,0.993226/)
+XMASS_SPEED_LKT1D(100,1:4) = (/2.046332,1.743347,1.547338,1.406831/)
+
+XNUMB_SPEED_LKT1D(101,1:4) = (/1.395164,1.212358,1.090166,1.000593/)
+XMASS_SPEED_LKT1D(101,1:4) = (/2.060244,1.754655,1.557066,1.415476/)
+
+XNUMB_SPEED_LKT1D(102,1:4) = (/1.406826,1.221902,1.098397,1.007913/)
+XMASS_SPEED_LKT1D(102,1:4) = (/2.074065,1.765889,1.566731,1.424067/)
+
+XNUMB_SPEED_LKT1D(103,1:4) = (/1.418419,1.231388,1.106576,1.015187/)
+XMASS_SPEED_LKT1D(103,1:4) = (/2.087796,1.777051,1.576336,1.432604/)
+
+XNUMB_SPEED_LKT1D(104,1:4) = (/1.429945,1.240816,1.114705,1.022415/)
+XMASS_SPEED_LKT1D(104,1:4) = (/2.101438,1.788142,1.585879,1.441088/)
+
+XNUMB_SPEED_LKT1D(105,1:4) = (/1.441405,1.250187,1.122785,1.029599/)
+XMASS_SPEED_LKT1D(105,1:4) = (/2.114993,1.799162,1.595363,1.449519/)
+
+XNUMB_SPEED_LKT1D(106,1:4) = (/1.452798,1.259502,1.130815,1.036739/)
+XMASS_SPEED_LKT1D(106,1:4) = (/2.128462,1.810114,1.604789,1.457899/)
+
+XNUMB_SPEED_LKT1D(107,1:4) = (/1.464126,1.268762,1.138796,1.043835/)
+XMASS_SPEED_LKT1D(107,1:4) = (/2.141846,1.820998,1.614157,1.466229/)
+
+XNUMB_SPEED_LKT1D(108,1:4) = (/1.475390,1.277968,1.146730,1.050888/)
+XMASS_SPEED_LKT1D(108,1:4) = (/2.155147,1.831815,1.623469,1.474509/)
+
+XNUMB_SPEED_LKT1D(109,1:4) = (/1.486590,1.287119,1.154617,1.057899/)
+XMASS_SPEED_LKT1D(109,1:4) = (/2.168367,1.842567,1.632725,1.482740/)
+
+XNUMB_SPEED_LKT1D(110,1:4) = (/1.497727,1.296218,1.162457,1.064869/)
+XMASS_SPEED_LKT1D(110,1:4) = (/2.181506,1.853254,1.641926,1.490923/)
+
+XNUMB_SPEED_LKT1D(111,1:4) = (/1.508802,1.305264,1.170252,1.071797/)
+XMASS_SPEED_LKT1D(111,1:4) = (/2.194566,1.863878,1.651074,1.499059/)
+
+XNUMB_SPEED_LKT1D(112,1:4) = (/1.519815,1.314258,1.178001,1.078686/)
+XMASS_SPEED_LKT1D(112,1:4) = (/2.207547,1.874440,1.660168,1.507149/)
+
+XNUMB_SPEED_LKT1D(113,1:4) = (/1.530768,1.323200,1.185705,1.085534/)
+XMASS_SPEED_LKT1D(113,1:4) = (/2.220452,1.884940,1.669211,1.515192/)
+
+XNUMB_SPEED_LKT1D(114,1:4) = (/1.541660,1.332093,1.193365,1.092342/)
+XMASS_SPEED_LKT1D(114,1:4) = (/2.233281,1.895380,1.678202,1.523191/)
+
+XNUMB_SPEED_LKT1D(115,1:4) = (/1.552493,1.340935,1.200982,1.099112/)
+XMASS_SPEED_LKT1D(115,1:4) = (/2.246036,1.905760,1.687143,1.531145/)
+
+XNUMB_SPEED_LKT1D(116,1:4) = (/1.563267,1.349728,1.208556,1.105844/)
+XMASS_SPEED_LKT1D(116,1:4) = (/2.258718,1.916081,1.696034,1.539056/)
+
+XNUMB_SPEED_LKT1D(117,1:4) = (/1.573983,1.358473,1.216088,1.112538/)
+XMASS_SPEED_LKT1D(117,1:4) = (/2.271327,1.926345,1.704876,1.546924/)
+
+XNUMB_SPEED_LKT1D(118,1:4) = (/1.584642,1.367169,1.223578,1.119195/)
+XMASS_SPEED_LKT1D(118,1:4) = (/2.283865,1.936552,1.713669,1.554749/)
+
+XNUMB_SPEED_LKT1D(119,1:4) = (/1.595243,1.375818,1.231026,1.125815/)
+XMASS_SPEED_LKT1D(119,1:4) = (/2.296333,1.946702,1.722416,1.562533/)
+
+XNUMB_SPEED_LKT1D(120,1:4) = (/1.605789,1.384420,1.238434,1.132398/)
+XMASS_SPEED_LKT1D(120,1:4) = (/2.308732,1.956798,1.731115,1.570275/)
+
+XNUMB_SPEED_LKT1D(121,1:4) = (/1.616279,1.392976,1.245802,1.138946/)
+XMASS_SPEED_LKT1D(121,1:4) = (/2.321063,1.966839,1.739769,1.577977/)
+
+XNUMB_SPEED_LKT1D(122,1:4) = (/1.626714,1.401487,1.253130,1.145459/)
+XMASS_SPEED_LKT1D(122,1:4) = (/2.333327,1.976827,1.748377,1.585640/)
+
+XNUMB_SPEED_LKT1D(123,1:4) = (/1.637095,1.409952,1.260419,1.151937/)
+XMASS_SPEED_LKT1D(123,1:4) = (/2.345524,1.986762,1.756940,1.593263/)
+
+XNUMB_SPEED_LKT1D(124,1:4) = (/1.647423,1.418372,1.267670,1.158380/)
+XMASS_SPEED_LKT1D(124,1:4) = (/2.357657,1.996645,1.765460,1.600847/)
+
+XNUMB_SPEED_LKT1D(125,1:4) = (/1.657697,1.426749,1.274882,1.164790/)
+XMASS_SPEED_LKT1D(125,1:4) = (/2.369725,2.006477,1.773936,1.608394/)
+
+XNUMB_SPEED_LKT1D(126,1:4) = (/1.667919,1.435082,1.282057,1.171166/)
+XMASS_SPEED_LKT1D(126,1:4) = (/2.381730,2.016258,1.782369,1.615902/)
+
+XNUMB_SPEED_LKT1D(127,1:4) = (/1.678089,1.443372,1.289194,1.177509/)
+XMASS_SPEED_LKT1D(127,1:4) = (/2.393673,2.025990,1.790760,1.623374/)
+
+XNUMB_SPEED_LKT1D(128,1:4) = (/1.688208,1.451619,1.296295,1.183819/)
+XMASS_SPEED_LKT1D(128,1:4) = (/2.405554,2.035672,1.799109,1.630809/)
+
+XNUMB_SPEED_LKT1D(129,1:4) = (/1.698276,1.459825,1.303360,1.190098/)
+XMASS_SPEED_LKT1D(129,1:4) = (/2.417374,2.045306,1.807417,1.638208/)
+
+XNUMB_SPEED_LKT1D(130,1:4) = (/1.708294,1.467989,1.310389,1.196344/)
+XMASS_SPEED_LKT1D(130,1:4) = (/2.429135,2.054892,1.815685,1.645572/)
+
+XNUMB_SPEED_LKT1D(131,1:4) = (/1.718262,1.476113,1.317382,1.202560/)
+XMASS_SPEED_LKT1D(131,1:4) = (/2.440836,2.064431,1.823912,1.652900/)
+
+XNUMB_SPEED_LKT1D(132,1:4) = (/1.728182,1.484195,1.324341,1.208744/)
+XMASS_SPEED_LKT1D(132,1:4) = (/2.452479,2.073924,1.832101,1.660194/)
+
+XNUMB_SPEED_LKT1D(133,1:4) = (/1.738053,1.492238,1.331265,1.214897/)
+XMASS_SPEED_LKT1D(133,1:4) = (/2.464065,2.083371,1.840251,1.667454/)
+
+XNUMB_SPEED_LKT1D(134,1:4) = (/1.747876,1.500242,1.338155,1.221021/)
+XMASS_SPEED_LKT1D(134,1:4) = (/2.475594,2.092772,1.848362,1.674680/)
+
+XNUMB_SPEED_LKT1D(135,1:4) = (/1.757651,1.508206,1.345011,1.227114/)
+XMASS_SPEED_LKT1D(135,1:4) = (/2.487067,2.102129,1.856435,1.681873/)
+
+XNUMB_SPEED_LKT1D(136,1:4) = (/1.767380,1.516132,1.351834,1.233179/)
+XMASS_SPEED_LKT1D(136,1:4) = (/2.498485,2.111442,1.864471,1.689033/)
+
+XNUMB_SPEED_LKT1D(137,1:4) = (/1.777063,1.524020,1.358625,1.239214/)
+XMASS_SPEED_LKT1D(137,1:4) = (/2.509848,2.120712,1.872471,1.696161/)
+
+XNUMB_SPEED_LKT1D(138,1:4) = (/1.786699,1.531870,1.365383,1.245220/)
+XMASS_SPEED_LKT1D(138,1:4) = (/2.521158,2.129938,1.880434,1.703257/)
+
+XNUMB_SPEED_LKT1D(139,1:4) = (/1.796290,1.539683,1.372109,1.251198/)
+XMASS_SPEED_LKT1D(139,1:4) = (/2.532415,2.139123,1.888361,1.710321/)
+
+XNUMB_SPEED_LKT1D(140,1:4) = (/1.805837,1.547459,1.378803,1.257148/)
+XMASS_SPEED_LKT1D(140,1:4) = (/2.543619,2.148265,1.896253,1.717354/)
+
+XNUMB_SPEED_LKT1D(141,1:4) = (/1.815339,1.555198,1.385466,1.263070/)
+XMASS_SPEED_LKT1D(141,1:4) = (/2.554771,2.157367,1.904109,1.724357/)
+
+XNUMB_SPEED_LKT1D(142,1:4) = (/1.824797,1.562902,1.392098,1.268965/)
+XMASS_SPEED_LKT1D(142,1:4) = (/2.565873,2.166428,1.911932,1.731329/)
+
+XNUMB_SPEED_LKT1D(143,1:4) = (/1.834212,1.570570,1.398700,1.274833/)
+XMASS_SPEED_LKT1D(143,1:4) = (/2.576924,2.175448,1.919720,1.738272/)
+
+XNUMB_SPEED_LKT1D(144,1:4) = (/1.843584,1.578203,1.405271,1.280674/)
+XMASS_SPEED_LKT1D(144,1:4) = (/2.587925,2.184429,1.927474,1.745184/)
+
+XNUMB_SPEED_LKT1D(145,1:4) = (/1.852913,1.585801,1.411812,1.286489/)
+XMASS_SPEED_LKT1D(145,1:4) = (/2.598877,2.193370,1.935196,1.752068/)
+
+XNUMB_SPEED_LKT1D(146,1:4) = (/1.862200,1.593365,1.418324,1.292277/)
+XMASS_SPEED_LKT1D(146,1:4) = (/2.609780,2.202273,1.942884,1.758922/)
+
+XNUMB_SPEED_LKT1D(147,1:4) = (/1.871446,1.600895,1.424807,1.298040/)
+XMASS_SPEED_LKT1D(147,1:4) = (/2.620636,2.211138,1.950540,1.765749/)
+
+XNUMB_SPEED_LKT1D(148,1:4) = (/1.880651,1.608391,1.431261,1.303778/)
+XMASS_SPEED_LKT1D(148,1:4) = (/2.631444,2.219964,1.958164,1.772547/)
+
+XNUMB_SPEED_LKT1D(149,1:4) = (/1.889815,1.615855,1.437687,1.309490/)
+XMASS_SPEED_LKT1D(149,1:4) = (/2.642205,2.228754,1.965756,1.779317/)
+
+XNUMB_SPEED_LKT1D(150,1:4) = (/1.898938,1.623285,1.444084,1.315177/)
+XMASS_SPEED_LKT1D(150,1:4) = (/2.652920,2.237507,1.973317,1.786059/)
+
+XNUMB_SPEED_LKT1D(151,1:4) = (/1.908022,1.630682,1.450454,1.320840/)
+XMASS_SPEED_LKT1D(151,1:4) = (/2.663589,2.246223,1.980847,1.792775/)
+
+XNUMB_SPEED_LKT1D(152,1:4) = (/1.917067,1.638048,1.456795,1.326478/)
+XMASS_SPEED_LKT1D(152,1:4) = (/2.674213,2.254903,1.988347,1.799464/)
+
+XNUMB_SPEED_LKT1D(153,1:4) = (/1.926072,1.645382,1.463110,1.332092/)
+XMASS_SPEED_LKT1D(153,1:4) = (/2.684792,2.263547,1.995816,1.806126/)
+
+XNUMB_SPEED_LKT1D(154,1:4) = (/1.935039,1.652684,1.469398,1.337683/)
+XMASS_SPEED_LKT1D(154,1:4) = (/2.695328,2.272156,2.003255,1.812761/)
+
+XNUMB_SPEED_LKT1D(155,1:4) = (/1.943967,1.659955,1.475659,1.343249/)
+XMASS_SPEED_LKT1D(155,1:4) = (/2.705819,2.280731,2.010665,1.819371/)
+
+XNUMB_SPEED_LKT1D(156,1:4) = (/1.952858,1.667196,1.481894,1.348793/)
+XMASS_SPEED_LKT1D(156,1:4) = (/2.716268,2.289271,2.018046,1.825955/)
+
+XNUMB_SPEED_LKT1D(157,1:4) = (/1.961711,1.674406,1.488102,1.354314/)
+XMASS_SPEED_LKT1D(157,1:4) = (/2.726673,2.297777,2.025398,1.832514/)
+
+XNUMB_SPEED_LKT1D(158,1:4) = (/1.970527,1.681586,1.494285,1.359812/)
+XMASS_SPEED_LKT1D(158,1:4) = (/2.737037,2.306249,2.032721,1.839048/)
+
+XNUMB_SPEED_LKT1D(159,1:4) = (/1.979307,1.688736,1.500443,1.365287/)
+XMASS_SPEED_LKT1D(159,1:4) = (/2.747359,2.314689,2.040016,1.845557/)
+
+XNUMB_SPEED_LKT1D(160,1:4) = (/1.988050,1.695857,1.506575,1.370740/)
+XMASS_SPEED_LKT1D(160,1:4) = (/2.757640,2.323095,2.047283,1.852041/)
+
+XNUMB_SPEED_LKT1D(161,1:4) = (/1.996758,1.702948,1.512682,1.376171/)
+XMASS_SPEED_LKT1D(161,1:4) = (/2.767879,2.331469,2.054523,1.858501/)
+
+XNUMB_SPEED_LKT1D(162,1:4) = (/2.005429,1.710011,1.518765,1.381580/)
+XMASS_SPEED_LKT1D(162,1:4) = (/2.778079,2.339810,2.061735,1.864937/)
+
+XNUMB_SPEED_LKT1D(163,1:4) = (/2.014066,1.717045,1.524823,1.386968/)
+XMASS_SPEED_LKT1D(163,1:4) = (/2.788238,2.348120,2.068920,1.871349/)
+
+XNUMB_SPEED_LKT1D(164,1:4) = (/2.022667,1.724051,1.530857,1.392335/)
+XMASS_SPEED_LKT1D(164,1:4) = (/2.798359,2.356398,2.076078,1.877737/)
+
+XNUMB_SPEED_LKT1D(165,1:4) = (/2.031235,1.731029,1.536867,1.397680/)
+XMASS_SPEED_LKT1D(165,1:4) = (/2.808440,2.364645,2.083210,1.884102/)
+
+XNUMB_SPEED_LKT1D(166,1:4) = (/2.039768,1.737979,1.542854,1.403004/)
+XMASS_SPEED_LKT1D(166,1:4) = (/2.818482,2.372861,2.090316,1.890445/)
+
+XNUMB_SPEED_LKT1D(167,1:4) = (/2.048267,1.744901,1.548817,1.408308/)
+XMASS_SPEED_LKT1D(167,1:4) = (/2.828486,2.381046,2.097396,1.896764/)
+
+XNUMB_SPEED_LKT1D(168,1:4) = (/2.056733,1.751797,1.554757,1.413592/)
+XMASS_SPEED_LKT1D(168,1:4) = (/2.838452,2.389202,2.104450,1.903061/)
+
+XNUMB_SPEED_LKT1D(169,1:4) = (/2.065165,1.758666,1.560673,1.418855/)
+XMASS_SPEED_LKT1D(169,1:4) = (/2.848381,2.397327,2.111478,1.909335/)
+
+XNUMB_SPEED_LKT1D(170,1:4) = (/2.073565,1.765508,1.566568,1.424098/)
+XMASS_SPEED_LKT1D(170,1:4) = (/2.858272,2.405422,2.118481,1.915587/)
+
+XNUMB_SPEED_LKT1D(171,1:4) = (/2.081932,1.772324,1.572439,1.429321/)
+XMASS_SPEED_LKT1D(171,1:4) = (/2.868127,2.413489,2.125460,1.921817/)
+
+XNUMB_SPEED_LKT1D(172,1:4) = (/2.090267,1.779113,1.578289,1.434525/)
+XMASS_SPEED_LKT1D(172,1:4) = (/2.877945,2.421526,2.132413,1.928025/)
+
+XNUMB_SPEED_LKT1D(173,1:4) = (/2.098570,1.785877,1.584116,1.439709/)
+XMASS_SPEED_LKT1D(173,1:4) = (/2.887727,2.429534,2.139343,1.934212/)
+
+XNUMB_SPEED_LKT1D(174,1:4) = (/2.106841,1.792616,1.589922,1.444874/)
+XMASS_SPEED_LKT1D(174,1:4) = (/2.897473,2.437514,2.146247,1.940378/)
+
+XNUMB_SPEED_LKT1D(175,1:4) = (/2.115081,1.799329,1.595706,1.450021/)
+XMASS_SPEED_LKT1D(175,1:4) = (/2.907184,2.445466,2.153128,1.946522/)
+
+XNUMB_SPEED_LKT1D(176,1:4) = (/2.123290,1.806017,1.601469,1.455148/)
+XMASS_SPEED_LKT1D(176,1:4) = (/2.916860,2.453389,2.159985,1.952645/)
+
+XNUMB_SPEED_LKT1D(177,1:4) = (/2.131469,1.812680,1.607211,1.460256/)
+XMASS_SPEED_LKT1D(177,1:4) = (/2.926502,2.461285,2.166819,1.958747/)
+
+XNUMB_SPEED_LKT1D(178,1:4) = (/2.139617,1.819319,1.612931,1.465347/)
+XMASS_SPEED_LKT1D(178,1:4) = (/2.936108,2.469153,2.173629,1.964829/)
+
+XNUMB_SPEED_LKT1D(179,1:4) = (/2.147735,1.825934,1.618631,1.470418/)
+XMASS_SPEED_LKT1D(179,1:4) = (/2.945681,2.476994,2.180415,1.970891/)
+
+XNUMB_SPEED_LKT1D(180,1:4) = (/2.155823,1.832524,1.624310,1.475472/)
+XMASS_SPEED_LKT1D(180,1:4) = (/2.955219,2.484808,2.187179,1.976932/)
+
+XNUMB_SPEED_LKT1D(181,1:4) = (/2.163881,1.839091,1.629969,1.480508/)
+XMASS_SPEED_LKT1D(181,1:4) = (/2.964725,2.492595,2.193920,1.982952/)
+
+XNUMB_SPEED_LKT1D(182,1:4) = (/2.171911,1.845633,1.635608,1.485526/)
+XMASS_SPEED_LKT1D(182,1:4) = (/2.974196,2.500355,2.200638,1.988953/)
+
+XNUMB_SPEED_LKT1D(183,1:4) = (/2.179911,1.852153,1.641227,1.490527/)
+XMASS_SPEED_LKT1D(183,1:4) = (/2.983635,2.508089,2.207334,1.994935/)
+
+XNUMB_SPEED_LKT1D(184,1:4) = (/2.187882,1.858649,1.646826,1.495510/)
+XMASS_SPEED_LKT1D(184,1:4) = (/2.993041,2.515797,2.214008,2.000896/)
+
+XNUMB_SPEED_LKT1D(185,1:4) = (/2.195825,1.865123,1.652406,1.500476/)
+XMASS_SPEED_LKT1D(185,1:4) = (/3.002415,2.523478,2.220659,2.006838/)
+
+XNUMB_SPEED_LKT1D(186,1:4) = (/2.203740,1.871573,1.657966,1.505425/)
+XMASS_SPEED_LKT1D(186,1:4) = (/3.011756,2.531134,2.227288,2.012761/)
+
+XNUMB_SPEED_LKT1D(187,1:4) = (/2.211626,1.878001,1.663507,1.510356/)
+XMASS_SPEED_LKT1D(187,1:4) = (/3.021065,2.538765,2.233896,2.018664/)
+
+XNUMB_SPEED_LKT1D(188,1:4) = (/2.219485,1.884407,1.669029,1.515272/)
+XMASS_SPEED_LKT1D(188,1:4) = (/3.030343,2.546369,2.240482,2.024548/)
+
+XNUMB_SPEED_LKT1D(189,1:4) = (/2.227317,1.890790,1.674532,1.520170/)
+XMASS_SPEED_LKT1D(189,1:4) = (/3.039589,2.553949,2.247046,2.030413/)
+
+XNUMB_SPEED_LKT1D(190,1:4) = (/2.235121,1.897152,1.680017,1.525052/)
+XMASS_SPEED_LKT1D(190,1:4) = (/3.048803,2.561504,2.253589,2.036260/)
+
+XNUMB_SPEED_LKT1D(191,1:4) = (/2.242899,1.903492,1.685483,1.529918/)
+XMASS_SPEED_LKT1D(191,1:4) = (/3.057987,2.569033,2.260111,2.042088/)
+
+XNUMB_SPEED_LKT1D(192,1:4) = (/2.250649,1.909810,1.690930,1.534767/)
+XMASS_SPEED_LKT1D(192,1:4) = (/3.067139,2.576538,2.266612,2.047897/)
+
+XNUMB_SPEED_LKT1D(193,1:4) = (/2.258373,1.916107,1.696360,1.539601/)
+XMASS_SPEED_LKT1D(193,1:4) = (/3.076261,2.584018,2.273091,2.053687/)
+
+XNUMB_SPEED_LKT1D(194,1:4) = (/2.266071,1.922383,1.701771,1.544419/)
+XMASS_SPEED_LKT1D(194,1:4) = (/3.085353,2.591474,2.279550,2.059459/)
+
+XNUMB_SPEED_LKT1D(195,1:4) = (/2.273743,1.928638,1.707164,1.549221/)
+XMASS_SPEED_LKT1D(195,1:4) = (/3.094414,2.598906,2.285989,2.065213/)
+
+XNUMB_SPEED_LKT1D(196,1:4) = (/2.281388,1.934872,1.712540,1.554007/)
+XMASS_SPEED_LKT1D(196,1:4) = (/3.103445,2.606313,2.292406,2.070949/)
+
+ELSE
+
+XNUMB_SPEED_LKT1D(1,1:4) = (/0.012923,0.010176,0.008721,0.007819/)
+XMASS_SPEED_LKT1D(1,1:4) = (/0.018036,0.016773,0.016098,0.015674/)
+
+XNUMB_SPEED_LKT1D(2,1:4) = (/0.013461,0.011087,0.009829,0.009049/)
+XMASS_SPEED_LKT1D(2,1:4) = (/0.023476,0.022401,0.021816,0.021441/)
+
+XNUMB_SPEED_LKT1D(3,1:4) = (/0.014584,0.012500,0.011393,0.010706/)
+XMASS_SPEED_LKT1D(3,1:4) = (/0.030187,0.029222,0.028679,0.028317/)
+
+XNUMB_SPEED_LKT1D(4,1:4) = (/0.016219,0.014360,0.013371,0.012754/)
+XMASS_SPEED_LKT1D(4,1:4) = (/0.038072,0.037155,0.036609,0.036224/)
+
+XNUMB_SPEED_LKT1D(5,1:4) = (/0.018310,0.016629,0.015730,0.015165/)
+XMASS_SPEED_LKT1D(5,1:4) = (/0.047064,0.046132,0.045537,0.045090/)
+
+XNUMB_SPEED_LKT1D(6,1:4) = (/0.020817,0.019276,0.018445,0.017918/)
+XMASS_SPEED_LKT1D(6,1:4) = (/0.057103,0.056092,0.055395,0.054841/)
+
+XNUMB_SPEED_LKT1D(7,1:4) = (/0.023711,0.022279,0.021496,0.020993/)
+XMASS_SPEED_LKT1D(7,1:4) = (/0.068133,0.066973,0.066115,0.065403/)
+
+XNUMB_SPEED_LKT1D(8,1:4) = (/0.026970,0.025618,0.024866,0.024373/)
+XMASS_SPEED_LKT1D(8,1:4) = (/0.080101,0.078711,0.077628,0.076702/)
+
+XNUMB_SPEED_LKT1D(9,1:4) = (/0.030573,0.029277,0.028539,0.028043/)
+XMASS_SPEED_LKT1D(9,1:4) = (/0.092951,0.091243,0.089862,0.088661/)
+
+XNUMB_SPEED_LKT1D(10,1:4) = (/0.034506,0.033242,0.032501,0.031988/)
+XMASS_SPEED_LKT1D(10,1:4) = (/0.106627,0.104505,0.102750,0.101209/)
+
+XNUMB_SPEED_LKT1D(11,1:4) = (/0.038754,0.037498,0.036737,0.036194/)
+XMASS_SPEED_LKT1D(11,1:4) = (/0.121072,0.118434,0.116222,0.114275/)
+
+XNUMB_SPEED_LKT1D(12,1:4) = (/0.043304,0.042033,0.041234,0.040646/)
+XMASS_SPEED_LKT1D(12,1:4) = (/0.136230,0.132967,0.130214,0.127791/)
+
+XNUMB_SPEED_LKT1D(13,1:4) = (/0.048144,0.046834,0.045980,0.045332/)
+XMASS_SPEED_LKT1D(13,1:4) = (/0.152045,0.148043,0.144661,0.141694/)
+
+XNUMB_SPEED_LKT1D(14,1:4) = (/0.053263,0.051889,0.050960,0.050238/)
+XMASS_SPEED_LKT1D(14,1:4) = (/0.168461,0.163602,0.159505,0.155926/)
+
+XNUMB_SPEED_LKT1D(15,1:4) = (/0.058650,0.057188,0.056164,0.055350/)
+XMASS_SPEED_LKT1D(15,1:4) = (/0.185425,0.179591,0.174690,0.170431/)
+
+XNUMB_SPEED_LKT1D(16,1:4) = (/0.064293,0.062716,0.061579,0.060657/)
+XMASS_SPEED_LKT1D(16,1:4) = (/0.202884,0.195954,0.190165,0.185160/)
+
+XNUMB_SPEED_LKT1D(17,1:4) = (/0.070183,0.068465,0.067192,0.066145/)
+XMASS_SPEED_LKT1D(17,1:4) = (/0.220788,0.212643,0.205881,0.200068/)
+
+XNUMB_SPEED_LKT1D(18,1:4) = (/0.076309,0.074421,0.072992,0.071802/)
+XMASS_SPEED_LKT1D(18,1:4) = (/0.239089,0.229611,0.221794,0.215114/)
+
+XNUMB_SPEED_LKT1D(19,1:4) = (/0.082660,0.080575,0.078967,0.077617/)
+XMASS_SPEED_LKT1D(19,1:4) = (/0.257743,0.246815,0.237865,0.230261/)
+
+XNUMB_SPEED_LKT1D(20,1:4) = (/0.089227,0.086915,0.085107,0.083579/)
+XMASS_SPEED_LKT1D(20,1:4) = (/0.276705,0.264215,0.254057,0.245475/)
+
+XNUMB_SPEED_LKT1D(21,1:4) = (/0.095999,0.093431,0.091400,0.089677/)
+XMASS_SPEED_LKT1D(21,1:4) = (/0.295936,0.281775,0.270337,0.260729/)
+
+XNUMB_SPEED_LKT1D(22,1:4) = (/0.102968,0.100113,0.097837,0.095901/)
+XMASS_SPEED_LKT1D(22,1:4) = (/0.315398,0.299461,0.286676,0.275995/)
+
+XNUMB_SPEED_LKT1D(23,1:4) = (/0.110123,0.106952,0.104407,0.102240/)
+XMASS_SPEED_LKT1D(23,1:4) = (/0.335056,0.317241,0.303047,0.291251/)
+
+XNUMB_SPEED_LKT1D(24,1:4) = (/0.117455,0.113937,0.111101,0.108685/)
+XMASS_SPEED_LKT1D(24,1:4) = (/0.354877,0.335090,0.319428,0.306477/)
+
+XNUMB_SPEED_LKT1D(25,1:4) = (/0.124956,0.121059,0.117911,0.115228/)
+XMASS_SPEED_LKT1D(25,1:4) = (/0.374832,0.352981,0.335796,0.321654/)
+
+XNUMB_SPEED_LKT1D(26,1:4) = (/0.132616,0.128310,0.124826,0.121860/)
+XMASS_SPEED_LKT1D(26,1:4) = (/0.394892,0.370892,0.352133,0.336769/)
+
+XNUMB_SPEED_LKT1D(27,1:4) = (/0.140427,0.135680,0.131839,0.128573/)
+XMASS_SPEED_LKT1D(27,1:4) = (/0.415033,0.388802,0.368423,0.351807/)
+
+XNUMB_SPEED_LKT1D(28,1:4) = (/0.148381,0.143163,0.138942,0.135360/)
+XMASS_SPEED_LKT1D(28,1:4) = (/0.435230,0.406693,0.384651,0.366757/)
+
+XNUMB_SPEED_LKT1D(29,1:4) = (/0.156469,0.150749,0.146127,0.142212/)
+XMASS_SPEED_LKT1D(29,1:4) = (/0.455462,0.424548,0.400805,0.381609/)
+
+XNUMB_SPEED_LKT1D(30,1:4) = (/0.164684,0.158432,0.153387,0.149124/)
+XMASS_SPEED_LKT1D(30,1:4) = (/0.475710,0.442354,0.416873,0.396356/)
+
+XNUMB_SPEED_LKT1D(31,1:4) = (/0.173019,0.166204,0.160716,0.156089/)
+XMASS_SPEED_LKT1D(31,1:4) = (/0.495955,0.460096,0.432847,0.410989/)
+
+XNUMB_SPEED_LKT1D(32,1:4) = (/0.181465,0.174058,0.168107,0.163101/)
+XMASS_SPEED_LKT1D(32,1:4) = (/0.516182,0.477765,0.448718,0.425503/)
+
+XNUMB_SPEED_LKT1D(33,1:4) = (/0.190017,0.181988,0.175554,0.170155/)
+XMASS_SPEED_LKT1D(33,1:4) = (/0.536376,0.495348,0.464478,0.439893/)
+
+XNUMB_SPEED_LKT1D(34,1:4) = (/0.198667,0.189987,0.183050,0.177245/)
+XMASS_SPEED_LKT1D(34,1:4) = (/0.556524,0.512839,0.480122,0.454155/)
+
+XNUMB_SPEED_LKT1D(35,1:4) = (/0.207409,0.198050,0.190592,0.184366/)
+XMASS_SPEED_LKT1D(35,1:4) = (/0.576614,0.530228,0.495645,0.468287/)
+
+XNUMB_SPEED_LKT1D(36,1:4) = (/0.216236,0.206171,0.198173,0.191513/)
+XMASS_SPEED_LKT1D(36,1:4) = (/0.596634,0.547509,0.511043,0.482285/)
+
+XNUMB_SPEED_LKT1D(37,1:4) = (/0.225143,0.214345,0.205789,0.198683/)
+XMASS_SPEED_LKT1D(37,1:4) = (/0.616576,0.564676,0.526312,0.496148/)
+
+XNUMB_SPEED_LKT1D(38,1:4) = (/0.234125,0.222565,0.213435,0.205871/)
+XMASS_SPEED_LKT1D(38,1:4) = (/0.636432,0.581725,0.541450,0.509875/)
+
+XNUMB_SPEED_LKT1D(39,1:4) = (/0.243175,0.230829,0.221107,0.213073/)
+XMASS_SPEED_LKT1D(39,1:4) = (/0.656192,0.598651,0.556454,0.523465/)
+
+XNUMB_SPEED_LKT1D(40,1:4) = (/0.252288,0.239130,0.228801,0.220286/)
+XMASS_SPEED_LKT1D(40,1:4) = (/0.675851,0.615450,0.571323,0.536917/)
+
+XNUMB_SPEED_LKT1D(41,1:4) = (/0.261459,0.247465,0.236513,0.227507/)
+XMASS_SPEED_LKT1D(41,1:4) = (/0.695402,0.632120,0.586055,0.550232/)
+
+XNUMB_SPEED_LKT1D(42,1:4) = (/0.270684,0.255830,0.244240,0.234732/)
+XMASS_SPEED_LKT1D(42,1:4) = (/0.714841,0.648658,0.600651,0.563410/)
+
+XNUMB_SPEED_LKT1D(43,1:4) = (/0.279958,0.264220,0.251977,0.241958/)
+XMASS_SPEED_LKT1D(43,1:4) = (/0.734162,0.665062,0.615109,0.576451/)
+
+XNUMB_SPEED_LKT1D(44,1:4) = (/0.289277,0.272632,0.259723,0.249184/)
+XMASS_SPEED_LKT1D(44,1:4) = (/0.753363,0.681331,0.629429,0.589356/)
+
+XNUMB_SPEED_LKT1D(45,1:4) = (/0.298636,0.281063,0.267475,0.256405/)
+XMASS_SPEED_LKT1D(45,1:4) = (/0.772438,0.697464,0.643612,0.602127/)
+
+XNUMB_SPEED_LKT1D(46,1:4) = (/0.308031,0.289509,0.275228,0.263621/)
+XMASS_SPEED_LKT1D(46,1:4) = (/0.791386,0.713460,0.657659,0.614765/)
+
+XNUMB_SPEED_LKT1D(47,1:4) = (/0.317459,0.297967,0.282982,0.270828/)
+XMASS_SPEED_LKT1D(47,1:4) = (/0.810204,0.729318,0.671569,0.627270/)
+
+XNUMB_SPEED_LKT1D(48,1:4) = (/0.326916,0.306435,0.290733,0.278026/)
+XMASS_SPEED_LKT1D(48,1:4) = (/0.828890,0.745039,0.685344,0.639645/)
+
+XNUMB_SPEED_LKT1D(49,1:4) = (/0.336399,0.314908,0.298479,0.285211/)
+XMASS_SPEED_LKT1D(49,1:4) = (/0.847442,0.760622,0.698986,0.651891/)
+
+XNUMB_SPEED_LKT1D(50,1:4) = (/0.345905,0.323386,0.306218,0.292382/)
+XMASS_SPEED_LKT1D(50,1:4) = (/0.865859,0.776069,0.712494,0.664010/)
+
+XNUMB_SPEED_LKT1D(51,1:4) = (/0.355429,0.331865,0.313949,0.299539/)
+XMASS_SPEED_LKT1D(51,1:4) = (/0.884139,0.791379,0.725871,0.676004/)
+
+XNUMB_SPEED_LKT1D(52,1:4) = (/0.364970,0.340344,0.321668,0.306678/)
+XMASS_SPEED_LKT1D(52,1:4) = (/0.902284,0.806553,0.739118,0.687873/)
+
+XNUMB_SPEED_LKT1D(53,1:4) = (/0.374525,0.348819,0.329376,0.313799/)
+XMASS_SPEED_LKT1D(53,1:4) = (/0.920290,0.821592,0.752236,0.699621/)
+
+XNUMB_SPEED_LKT1D(54,1:4) = (/0.384090,0.357289,0.337069,0.320900/)
+XMASS_SPEED_LKT1D(54,1:4) = (/0.938160,0.836498,0.765227,0.711250/)
+
+XNUMB_SPEED_LKT1D(55,1:4) = (/0.393664,0.365752,0.344747,0.327981/)
+XMASS_SPEED_LKT1D(55,1:4) = (/0.955892,0.851270,0.778093,0.722760/)
+
+XNUMB_SPEED_LKT1D(56,1:4) = (/0.403243,0.374207,0.352408,0.335041/)
+XMASS_SPEED_LKT1D(56,1:4) = (/0.973486,0.865911,0.790835,0.734154/)
+
+XNUMB_SPEED_LKT1D(57,1:4) = (/0.412827,0.382651,0.360051,0.342077/)
+XMASS_SPEED_LKT1D(57,1:4) = (/0.990944,0.880422,0.803455,0.745434/)
+
+XNUMB_SPEED_LKT1D(58,1:4) = (/0.422411,0.391083,0.367675,0.349091/)
+XMASS_SPEED_LKT1D(58,1:4) = (/1.008265,0.894804,0.815955,0.756602/)
+
+XNUMB_SPEED_LKT1D(59,1:4) = (/0.431996,0.399502,0.375279,0.356079/)
+XMASS_SPEED_LKT1D(59,1:4) = (/1.025450,0.909058,0.828337,0.767660/)
+
+XNUMB_SPEED_LKT1D(60,1:4) = (/0.441578,0.407905,0.382861,0.363043/)
+XMASS_SPEED_LKT1D(60,1:4) = (/1.042500,0.923186,0.840602,0.778610/)
+
+XNUMB_SPEED_LKT1D(61,1:4) = (/0.451155,0.416293,0.390420,0.369981/)
+XMASS_SPEED_LKT1D(61,1:4) = (/1.059416,0.937190,0.852753,0.789453/)
+
+XNUMB_SPEED_LKT1D(62,1:4) = (/0.460727,0.424663,0.397957,0.376892/)
+XMASS_SPEED_LKT1D(62,1:4) = (/1.076198,0.951071,0.864790,0.800192/)
+
+XNUMB_SPEED_LKT1D(63,1:4) = (/0.470291,0.433014,0.405469,0.383776/)
+XMASS_SPEED_LKT1D(63,1:4) = (/1.092848,0.964831,0.876717,0.810828/)
+
+XNUMB_SPEED_LKT1D(64,1:4) = (/0.479845,0.441346,0.412957,0.390633/)
+XMASS_SPEED_LKT1D(64,1:4) = (/1.109366,0.978471,0.888534,0.821364/)
+
+XNUMB_SPEED_LKT1D(65,1:4) = (/0.489389,0.449658,0.420420,0.397462/)
+XMASS_SPEED_LKT1D(65,1:4) = (/1.125755,0.991992,0.900243,0.831801/)
+
+XNUMB_SPEED_LKT1D(66,1:4) = (/0.498921,0.457948,0.427856,0.404263/)
+XMASS_SPEED_LKT1D(66,1:4) = (/1.142015,1.005398,0.911847,0.842140/)
+
+XNUMB_SPEED_LKT1D(67,1:4) = (/0.508440,0.466215,0.435266,0.411034/)
+XMASS_SPEED_LKT1D(67,1:4) = (/1.158147,1.018689,0.923347,0.852385/)
+
+XNUMB_SPEED_LKT1D(68,1:4) = (/0.517944,0.474460,0.442648,0.417777/)
+XMASS_SPEED_LKT1D(68,1:4) = (/1.174153,1.031866,0.934744,0.862536/)
+
+XNUMB_SPEED_LKT1D(69,1:4) = (/0.527432,0.482681,0.450004,0.424490/)
+XMASS_SPEED_LKT1D(69,1:4) = (/1.190034,1.044933,0.946041,0.872595/)
+
+XNUMB_SPEED_LKT1D(70,1:4) = (/0.536903,0.490877,0.457331,0.431174/)
+XMASS_SPEED_LKT1D(70,1:4) = (/1.205791,1.057889,0.957240,0.882565/)
+
+XNUMB_SPEED_LKT1D(71,1:4) = (/0.546356,0.499047,0.464630,0.437828/)
+XMASS_SPEED_LKT1D(71,1:4) = (/1.221426,1.070738,0.968341,0.892445/)
+
+XNUMB_SPEED_LKT1D(72,1:4) = (/0.555790,0.507193,0.471900,0.444452/)
+XMASS_SPEED_LKT1D(72,1:4) = (/1.236941,1.083480,0.979347,0.902240/)
+
+XNUMB_SPEED_LKT1D(73,1:4) = (/0.565205,0.515311,0.479141,0.451046/)
+XMASS_SPEED_LKT1D(73,1:4) = (/1.252336,1.096117,0.990259,0.911949/)
+
+XNUMB_SPEED_LKT1D(74,1:4) = (/0.574599,0.523403,0.486353,0.457610/)
+XMASS_SPEED_LKT1D(74,1:4) = (/1.267613,1.108651,1.001079,0.921574/)
+
+XNUMB_SPEED_LKT1D(75,1:4) = (/0.583971,0.531468,0.493535,0.464143/)
+XMASS_SPEED_LKT1D(75,1:4) = (/1.282774,1.121083,1.011808,0.931117/)
+
+XNUMB_SPEED_LKT1D(76,1:4) = (/0.593321,0.539505,0.500688,0.470646/)
+XMASS_SPEED_LKT1D(76,1:4) = (/1.297820,1.133415,1.022448,0.940580/)
+
+XNUMB_SPEED_LKT1D(77,1:4) = (/0.602648,0.547514,0.507811,0.477119/)
+XMASS_SPEED_LKT1D(77,1:4) = (/1.312753,1.145648,1.033001,0.949964/)
+
+XNUMB_SPEED_LKT1D(78,1:4) = (/0.611952,0.555495,0.514903,0.483560/)
+XMASS_SPEED_LKT1D(78,1:4) = (/1.327573,1.157785,1.043468,0.959271/)
+
+XNUMB_SPEED_LKT1D(79,1:4) = (/0.621231,0.563447,0.521966,0.489972/)
+XMASS_SPEED_LKT1D(79,1:4) = (/1.342283,1.169826,1.053851,0.968501/)
+
+XNUMB_SPEED_LKT1D(80,1:4) = (/0.630486,0.571370,0.528998,0.496353/)
+XMASS_SPEED_LKT1D(80,1:4) = (/1.356884,1.181774,1.064150,0.977656/)
+
+XNUMB_SPEED_LKT1D(81,1:4) = (/0.639715,0.579264,0.536000,0.502703/)
+XMASS_SPEED_LKT1D(81,1:4) = (/1.371378,1.193628,1.074368,0.986738/)
+
+XNUMB_SPEED_LKT1D(82,1:4) = (/0.648918,0.587128,0.542971,0.509023/)
+XMASS_SPEED_LKT1D(82,1:4) = (/1.385765,1.205392,1.084505,0.995748/)
+
+XNUMB_SPEED_LKT1D(83,1:4) = (/0.658095,0.594963,0.549912,0.515313/)
+XMASS_SPEED_LKT1D(83,1:4) = (/1.400047,1.217066,1.094564,1.004687/)
+
+XNUMB_SPEED_LKT1D(84,1:4) = (/0.667245,0.602768,0.556823,0.521572/)
+XMASS_SPEED_LKT1D(84,1:4) = (/1.414226,1.228653,1.104546,1.013556/)
+
+XNUMB_SPEED_LKT1D(85,1:4) = (/0.676368,0.610543,0.563703,0.527802/)
+XMASS_SPEED_LKT1D(85,1:4) = (/1.428304,1.240152,1.114451,1.022357/)
+
+XNUMB_SPEED_LKT1D(86,1:4) = (/0.685464,0.618287,0.570552,0.534001/)
+XMASS_SPEED_LKT1D(86,1:4) = (/1.442280,1.251566,1.124281,1.031092/)
+
+XNUMB_SPEED_LKT1D(87,1:4) = (/0.694531,0.626002,0.577371,0.540170/)
+XMASS_SPEED_LKT1D(87,1:4) = (/1.456158,1.262896,1.134038,1.039760/)
+
+XNUMB_SPEED_LKT1D(88,1:4) = (/0.703570,0.633686,0.584159,0.546309/)
+XMASS_SPEED_LKT1D(88,1:4) = (/1.469938,1.274143,1.143723,1.048363/)
+
+XNUMB_SPEED_LKT1D(89,1:4) = (/0.712581,0.641340,0.590918,0.552418/)
+XMASS_SPEED_LKT1D(89,1:4) = (/1.483622,1.285309,1.153336,1.056903/)
+
+XNUMB_SPEED_LKT1D(90,1:4) = (/0.721563,0.648964,0.597645,0.558498/)
+XMASS_SPEED_LKT1D(90,1:4) = (/1.497210,1.296395,1.162879,1.065381/)
+
+XNUMB_SPEED_LKT1D(91,1:4) = (/0.730516,0.656557,0.604343,0.564548/)
+XMASS_SPEED_LKT1D(91,1:4) = (/1.510705,1.307402,1.172354,1.073797/)
+
+XNUMB_SPEED_LKT1D(92,1:4) = (/0.739440,0.664119,0.611010,0.570569/)
+XMASS_SPEED_LKT1D(92,1:4) = (/1.524108,1.318331,1.181761,1.082152/)
+
+XNUMB_SPEED_LKT1D(93,1:4) = (/0.748334,0.671651,0.617648,0.576560/)
+XMASS_SPEED_LKT1D(93,1:4) = (/1.537419,1.329184,1.191101,1.090449/)
+
+XNUMB_SPEED_LKT1D(94,1:4) = (/0.757199,0.679153,0.624255,0.582523/)
+XMASS_SPEED_LKT1D(94,1:4) = (/1.550640,1.339962,1.200377,1.098687/)
+
+XNUMB_SPEED_LKT1D(95,1:4) = (/0.766034,0.686624,0.630833,0.588456/)
+XMASS_SPEED_LKT1D(95,1:4) = (/1.563773,1.350665,1.209587,1.106867/)
+
+XNUMB_SPEED_LKT1D(96,1:4) = (/0.774839,0.694064,0.637380,0.594361/)
+XMASS_SPEED_LKT1D(96,1:4) = (/1.576819,1.361296,1.218735,1.114992/)
+
+XNUMB_SPEED_LKT1D(97,1:4) = (/0.783614,0.701474,0.643898,0.600238/)
+XMASS_SPEED_LKT1D(97,1:4) = (/1.589779,1.371855,1.227820,1.123060/)
+
+XNUMB_SPEED_LKT1D(98,1:4) = (/0.792358,0.708854,0.650387,0.606085/)
+XMASS_SPEED_LKT1D(98,1:4) = (/1.602653,1.382343,1.236844,1.131075/)
+
+XNUMB_SPEED_LKT1D(99,1:4) = (/0.801073,0.716204,0.656846,0.611905/)
+XMASS_SPEED_LKT1D(99,1:4) = (/1.615444,1.392761,1.245807,1.139036/)
+
+XNUMB_SPEED_LKT1D(100,1:4) = (/0.809757,0.723523,0.663276,0.617697/)
+XMASS_SPEED_LKT1D(100,1:4) = (/1.628153,1.403111,1.254711,1.146944/)
+
+XNUMB_SPEED_LKT1D(101,1:4) = (/0.818411,0.730812,0.669677,0.623461/)
+XMASS_SPEED_LKT1D(101,1:4) = (/1.640780,1.413394,1.263557,1.154800/)
+
+XNUMB_SPEED_LKT1D(102,1:4) = (/0.827035,0.738071,0.676049,0.629197/)
+XMASS_SPEED_LKT1D(102,1:4) = (/1.653326,1.423610,1.272346,1.162605/)
+
+XNUMB_SPEED_LKT1D(103,1:4) = (/0.835628,0.745300,0.682393,0.634906/)
+XMASS_SPEED_LKT1D(103,1:4) = (/1.665794,1.433760,1.281077,1.170360/)
+
+XNUMB_SPEED_LKT1D(104,1:4) = (/0.844190,0.752499,0.688707,0.640588/)
+XMASS_SPEED_LKT1D(104,1:4) = (/1.678183,1.443846,1.289753,1.178066/)
+
+XNUMB_SPEED_LKT1D(105,1:4) = (/0.852722,0.759668,0.694994,0.646243/)
+XMASS_SPEED_LKT1D(105,1:4) = (/1.690496,1.453868,1.298375,1.185723/)
+
+XNUMB_SPEED_LKT1D(106,1:4) = (/0.861224,0.766808,0.701252,0.651870/)
+XMASS_SPEED_LKT1D(106,1:4) = (/1.702733,1.463828,1.306942,1.193332/)
+
+XNUMB_SPEED_LKT1D(107,1:4) = (/0.869695,0.773918,0.707481,0.657472/)
+XMASS_SPEED_LKT1D(107,1:4) = (/1.714894,1.473726,1.315456,1.200894/)
+
+XNUMB_SPEED_LKT1D(108,1:4) = (/0.878135,0.780999,0.713683,0.663046/)
+XMASS_SPEED_LKT1D(108,1:4) = (/1.726982,1.483564,1.323918,1.208409/)
+
+XNUMB_SPEED_LKT1D(109,1:4) = (/0.886545,0.788050,0.719858,0.668595/)
+XMASS_SPEED_LKT1D(109,1:4) = (/1.738997,1.493341,1.332329,1.215879/)
+
+XNUMB_SPEED_LKT1D(110,1:4) = (/0.894925,0.795072,0.726004,0.674117/)
+XMASS_SPEED_LKT1D(110,1:4) = (/1.750941,1.503059,1.340688,1.223305/)
+
+XNUMB_SPEED_LKT1D(111,1:4) = (/0.903274,0.802066,0.732124,0.679614/)
+XMASS_SPEED_LKT1D(111,1:4) = (/1.762813,1.512720,1.348998,1.230685/)
+
+XNUMB_SPEED_LKT1D(112,1:4) = (/0.911593,0.809030,0.738216,0.685085/)
+XMASS_SPEED_LKT1D(112,1:4) = (/1.774616,1.522323,1.357258,1.238023/)
+
+XNUMB_SPEED_LKT1D(113,1:4) = (/0.919882,0.815966,0.744281,0.690531/)
+XMASS_SPEED_LKT1D(113,1:4) = (/1.786349,1.531869,1.365470,1.245317/)
+
+XNUMB_SPEED_LKT1D(114,1:4) = (/0.928140,0.822873,0.750319,0.695951/)
+XMASS_SPEED_LKT1D(114,1:4) = (/1.798015,1.541360,1.373634,1.252569/)
+
+XNUMB_SPEED_LKT1D(115,1:4) = (/0.936369,0.829751,0.756331,0.701346/)
+XMASS_SPEED_LKT1D(115,1:4) = (/1.809613,1.550796,1.381751,1.259780/)
+
+XNUMB_SPEED_LKT1D(116,1:4) = (/0.944567,0.836601,0.762316,0.706717/)
+XMASS_SPEED_LKT1D(116,1:4) = (/1.821145,1.560178,1.389821,1.266949/)
+
+XNUMB_SPEED_LKT1D(117,1:4) = (/0.952735,0.843423,0.768275,0.712063/)
+XMASS_SPEED_LKT1D(117,1:4) = (/1.832612,1.569506,1.397846,1.274078/)
+
+XNUMB_SPEED_LKT1D(118,1:4) = (/0.960874,0.850218,0.774208,0.717385/)
+XMASS_SPEED_LKT1D(118,1:4) = (/1.844014,1.578782,1.405825,1.281167/)
+
+XNUMB_SPEED_LKT1D(119,1:4) = (/0.968982,0.856984,0.780115,0.722682/)
+XMASS_SPEED_LKT1D(119,1:4) = (/1.855353,1.588006,1.413760,1.288217/)
+
+XNUMB_SPEED_LKT1D(120,1:4) = (/0.977061,0.863722,0.785996,0.727955/)
+XMASS_SPEED_LKT1D(120,1:4) = (/1.866629,1.597178,1.421652,1.295229/)
+
+XNUMB_SPEED_LKT1D(121,1:4) = (/0.985111,0.870434,0.791852,0.733205/)
+XMASS_SPEED_LKT1D(121,1:4) = (/1.877843,1.606301,1.429500,1.302202/)
+
+XNUMB_SPEED_LKT1D(122,1:4) = (/0.993131,0.877117,0.797682,0.738431/)
+XMASS_SPEED_LKT1D(122,1:4) = (/1.888996,1.615373,1.437305,1.309137/)
+
+XNUMB_SPEED_LKT1D(123,1:4) = (/1.001121,0.883774,0.803487,0.743633/)
+XMASS_SPEED_LKT1D(123,1:4) = (/1.900088,1.624397,1.445069,1.316036/)
+
+XNUMB_SPEED_LKT1D(124,1:4) = (/1.009083,0.890404,0.809268,0.748812/)
+XMASS_SPEED_LKT1D(124,1:4) = (/1.911121,1.633372,1.452791,1.322898/)
+
+XNUMB_SPEED_LKT1D(125,1:4) = (/1.017015,0.897007,0.815023,0.753969/)
+XMASS_SPEED_LKT1D(125,1:4) = (/1.922095,1.642299,1.460472,1.329723/)
+
+XNUMB_SPEED_LKT1D(126,1:4) = (/1.024918,0.903583,0.820754,0.759102/)
+XMASS_SPEED_LKT1D(126,1:4) = (/1.933011,1.651179,1.468113,1.336514/)
+
+XNUMB_SPEED_LKT1D(127,1:4) = (/1.032792,0.910133,0.826461,0.764213/)
+XMASS_SPEED_LKT1D(127,1:4) = (/1.943870,1.660012,1.475715,1.343269/)
+
+XNUMB_SPEED_LKT1D(128,1:4) = (/1.040638,0.916656,0.832143,0.769302/)
+XMASS_SPEED_LKT1D(128,1:4) = (/1.954672,1.668800,1.483277,1.349990/)
+
+XNUMB_SPEED_LKT1D(129,1:4) = (/1.048455,0.923153,0.837802,0.774368/)
+XMASS_SPEED_LKT1D(129,1:4) = (/1.965418,1.677543,1.490800,1.356677/)
+
+XNUMB_SPEED_LKT1D(130,1:4) = (/1.056243,0.929625,0.843437,0.779412/)
+XMASS_SPEED_LKT1D(130,1:4) = (/1.976110,1.686240,1.498285,1.363330/)
+
+XNUMB_SPEED_LKT1D(131,1:4) = (/1.064003,0.936070,0.849048,0.784434/)
+XMASS_SPEED_LKT1D(131,1:4) = (/1.986746,1.694894,1.505733,1.369950/)
+
+XNUMB_SPEED_LKT1D(132,1:4) = (/1.071735,0.942490,0.854635,0.789435/)
+XMASS_SPEED_LKT1D(132,1:4) = (/1.997329,1.703504,1.513143,1.376537/)
+
+XNUMB_SPEED_LKT1D(133,1:4) = (/1.079438,0.948885,0.860199,0.794414/)
+XMASS_SPEED_LKT1D(133,1:4) = (/2.007859,1.712071,1.520517,1.383092/)
+
+XNUMB_SPEED_LKT1D(134,1:4) = (/1.087114,0.955254,0.865741,0.799372/)
+XMASS_SPEED_LKT1D(134,1:4) = (/2.018336,1.720596,1.527855,1.389615/)
+
+XNUMB_SPEED_LKT1D(135,1:4) = (/1.094762,0.961598,0.871259,0.804309/)
+XMASS_SPEED_LKT1D(135,1:4) = (/2.028761,1.729079,1.535157,1.396106/)
+
+XNUMB_SPEED_LKT1D(136,1:4) = (/1.102382,0.967917,0.876755,0.809225/)
+XMASS_SPEED_LKT1D(136,1:4) = (/2.039136,1.737520,1.542423,1.402567/)
+
+XNUMB_SPEED_LKT1D(137,1:4) = (/1.109975,0.974212,0.882228,0.814120/)
+XMASS_SPEED_LKT1D(137,1:4) = (/2.049459,1.745921,1.549655,1.408996/)
+
+XNUMB_SPEED_LKT1D(138,1:4) = (/1.117540,0.980482,0.887679,0.818994/)
+XMASS_SPEED_LKT1D(138,1:4) = (/2.059733,1.754281,1.556852,1.415396/)
+
+XNUMB_SPEED_LKT1D(139,1:4) = (/1.125079,0.986727,0.893107,0.823848/)
+XMASS_SPEED_LKT1D(139,1:4) = (/2.069957,1.762601,1.564016,1.421766/)
+
+XNUMB_SPEED_LKT1D(140,1:4) = (/1.132590,0.992948,0.898514,0.828682/)
+XMASS_SPEED_LKT1D(140,1:4) = (/2.080133,1.770882,1.571146,1.428106/)
+
+XNUMB_SPEED_LKT1D(141,1:4) = (/1.140074,0.999145,0.903899,0.833496/)
+XMASS_SPEED_LKT1D(141,1:4) = (/2.090260,1.779125,1.578243,1.434417/)
+
+XNUMB_SPEED_LKT1D(142,1:4) = (/1.147531,1.005319,0.909262,0.838290/)
+XMASS_SPEED_LKT1D(142,1:4) = (/2.100340,1.787329,1.585307,1.440699/)
+
+XNUMB_SPEED_LKT1D(143,1:4) = (/1.154962,1.011468,0.914604,0.843064/)
+XMASS_SPEED_LKT1D(143,1:4) = (/2.110373,1.795495,1.592339,1.446953/)
+
+XNUMB_SPEED_LKT1D(144,1:4) = (/1.162366,1.017594,0.919924,0.847819/)
+XMASS_SPEED_LKT1D(144,1:4) = (/2.120359,1.803623,1.599339,1.453179/)
+
+XNUMB_SPEED_LKT1D(145,1:4) = (/1.169744,1.023697,0.925223,0.852555/)
+XMASS_SPEED_LKT1D(145,1:4) = (/2.130300,1.811715,1.606307,1.459377/)
+
+XNUMB_SPEED_LKT1D(146,1:4) = (/1.177096,1.029777,0.930502,0.857271/)
+XMASS_SPEED_LKT1D(146,1:4) = (/2.140195,1.819770,1.613245,1.465548/)
+
+XNUMB_SPEED_LKT1D(147,1:4) = (/1.184422,1.035833,0.935759,0.861968/)
+XMASS_SPEED_LKT1D(147,1:4) = (/2.150045,1.827789,1.620152,1.471691/)
+
+XNUMB_SPEED_LKT1D(148,1:4) = (/1.191722,1.041867,0.940996,0.866647/)
+XMASS_SPEED_LKT1D(148,1:4) = (/2.159851,1.835772,1.627028,1.477808/)
+
+XNUMB_SPEED_LKT1D(149,1:4) = (/1.198996,1.047877,0.946213,0.871306/)
+XMASS_SPEED_LKT1D(149,1:4) = (/2.169612,1.843720,1.633874,1.483899/)
+
+XNUMB_SPEED_LKT1D(150,1:4) = (/1.206245,1.053866,0.951409,0.875947/)
+XMASS_SPEED_LKT1D(150,1:4) = (/2.179331,1.851633,1.640691,1.489964/)
+
+XNUMB_SPEED_LKT1D(151,1:4) = (/1.213468,1.059832,0.956585,0.880570/)
+XMASS_SPEED_LKT1D(151,1:4) = (/2.189007,1.859512,1.647479,1.496002/)
+
+XNUMB_SPEED_LKT1D(152,1:4) = (/1.220666,1.065775,0.961741,0.885175/)
+XMASS_SPEED_LKT1D(152,1:4) = (/2.198640,1.867357,1.654237,1.502016/)
+
+XNUMB_SPEED_LKT1D(153,1:4) = (/1.227839,1.071697,0.966877,0.889761/)
+XMASS_SPEED_LKT1D(153,1:4) = (/2.208232,1.875168,1.660967,1.508004/)
+
+XNUMB_SPEED_LKT1D(154,1:4) = (/1.234987,1.077597,0.971994,0.894330/)
+XMASS_SPEED_LKT1D(154,1:4) = (/2.217782,1.882946,1.667668,1.513967/)
+
+XNUMB_SPEED_LKT1D(155,1:4) = (/1.242110,1.083475,0.977091,0.898881/)
+XMASS_SPEED_LKT1D(155,1:4) = (/2.227291,1.890690,1.674342,1.519906/)
+
+XNUMB_SPEED_LKT1D(156,1:4) = (/1.249209,1.089331,0.982169,0.903414/)
+XMASS_SPEED_LKT1D(156,1:4) = (/2.236759,1.898403,1.680988,1.525820/)
+
+XNUMB_SPEED_LKT1D(157,1:4) = (/1.256283,1.095166,0.987228,0.907930/)
+XMASS_SPEED_LKT1D(157,1:4) = (/2.246188,1.906083,1.687607,1.531710/)
+
+XNUMB_SPEED_LKT1D(158,1:4) = (/1.263333,1.100980,0.992267,0.912428/)
+XMASS_SPEED_LKT1D(158,1:4) = (/2.255577,1.913731,1.694198,1.537577/)
+
+XNUMB_SPEED_LKT1D(159,1:4) = (/1.270359,1.106773,0.997288,0.916909/)
+XMASS_SPEED_LKT1D(159,1:4) = (/2.264927,1.921348,1.700763,1.543420/)
+
+XNUMB_SPEED_LKT1D(160,1:4) = (/1.277360,1.112544,1.002290,0.921374/)
+XMASS_SPEED_LKT1D(160,1:4) = (/2.274238,1.928934,1.707301,1.549240/)
+
+XNUMB_SPEED_LKT1D(161,1:4) = (/1.284338,1.118295,1.007274,0.925821/)
+XMASS_SPEED_LKT1D(161,1:4) = (/2.283510,1.936489,1.713814,1.555036/)
+
+XNUMB_SPEED_LKT1D(162,1:4) = (/1.291292,1.124026,1.012239,0.930252/)
+XMASS_SPEED_LKT1D(162,1:4) = (/2.292745,1.944014,1.720300,1.560810/)
+
+XNUMB_SPEED_LKT1D(163,1:4) = (/1.298222,1.129736,1.017186,0.934666/)
+XMASS_SPEED_LKT1D(163,1:4) = (/2.301942,1.951509,1.726761,1.566562/)
+
+XNUMB_SPEED_LKT1D(164,1:4) = (/1.305129,1.135425,1.022115,0.939064/)
+XMASS_SPEED_LKT1D(164,1:4) = (/2.311102,1.958974,1.733197,1.572291/)
+
+XNUMB_SPEED_LKT1D(165,1:4) = (/1.312013,1.141094,1.027026,0.943445/)
+XMASS_SPEED_LKT1D(165,1:4) = (/2.320226,1.966409,1.739607,1.577999/)
+
+XNUMB_SPEED_LKT1D(166,1:4) = (/1.318874,1.146744,1.031919,0.947810/)
+XMASS_SPEED_LKT1D(166,1:4) = (/2.329313,1.973815,1.745993,1.583684/)
+
+XNUMB_SPEED_LKT1D(167,1:4) = (/1.325711,1.152373,1.036794,0.952159/)
+XMASS_SPEED_LKT1D(167,1:4) = (/2.338364,1.981193,1.752354,1.589348/)
+
+XNUMB_SPEED_LKT1D(168,1:4) = (/1.332526,1.157983,1.041652,0.956493/)
+XMASS_SPEED_LKT1D(168,1:4) = (/2.347379,1.988542,1.758692,1.594991/)
+
+XNUMB_SPEED_LKT1D(169,1:4) = (/1.339318,1.163573,1.046492,0.960810/)
+XMASS_SPEED_LKT1D(169,1:4) = (/2.356360,1.995863,1.765005,1.600613/)
+
+XNUMB_SPEED_LKT1D(170,1:4) = (/1.346088,1.169143,1.051315,0.965112/)
+XMASS_SPEED_LKT1D(170,1:4) = (/2.365305,2.003155,1.771294,1.606214/)
+
+XNUMB_SPEED_LKT1D(171,1:4) = (/1.352835,1.174695,1.056121,0.969398/)
+XMASS_SPEED_LKT1D(171,1:4) = (/2.374216,2.010421,1.777560,1.611794/)
+
+XNUMB_SPEED_LKT1D(172,1:4) = (/1.359560,1.180227,1.060910,0.973669/)
+XMASS_SPEED_LKT1D(172,1:4) = (/2.383093,2.017658,1.783803,1.617354/)
+
+XNUMB_SPEED_LKT1D(173,1:4) = (/1.366263,1.185740,1.065682,0.977925/)
+XMASS_SPEED_LKT1D(173,1:4) = (/2.391936,2.024869,1.790023,1.622893/)
+
+XNUMB_SPEED_LKT1D(174,1:4) = (/1.372943,1.191234,1.070437,0.982166/)
+XMASS_SPEED_LKT1D(174,1:4) = (/2.400745,2.032053,1.796220,1.628413/)
+
+XNUMB_SPEED_LKT1D(175,1:4) = (/1.379602,1.196710,1.075176,0.986391/)
+XMASS_SPEED_LKT1D(175,1:4) = (/2.409522,2.039211,1.802394,1.633912/)
+
+XNUMB_SPEED_LKT1D(176,1:4) = (/1.386240,1.202167,1.079898,0.990602/)
+XMASS_SPEED_LKT1D(176,1:4) = (/2.418265,2.046342,1.808546,1.639393/)
+
+XNUMB_SPEED_LKT1D(177,1:4) = (/1.392856,1.207605,1.084604,0.994798/)
+XMASS_SPEED_LKT1D(177,1:4) = (/2.426976,2.053447,1.814676,1.644853/)
+
+XNUMB_SPEED_LKT1D(178,1:4) = (/1.399450,1.213025,1.089294,0.998979/)
+XMASS_SPEED_LKT1D(178,1:4) = (/2.435655,2.060527,1.820784,1.650295/)
+
+XNUMB_SPEED_LKT1D(179,1:4) = (/1.406023,1.218427,1.093968,1.003146/)
+XMASS_SPEED_LKT1D(179,1:4) = (/2.444302,2.067581,1.826871,1.655717/)
+
+XNUMB_SPEED_LKT1D(180,1:4) = (/1.412575,1.223811,1.098625,1.007298/)
+XMASS_SPEED_LKT1D(180,1:4) = (/2.452918,2.074610,1.832936,1.661121/)
+
+XNUMB_SPEED_LKT1D(181,1:4) = (/1.419107,1.229177,1.103267,1.011437/)
+XMASS_SPEED_LKT1D(181,1:4) = (/2.461502,2.081613,1.838980,1.666506/)
+
+XNUMB_SPEED_LKT1D(182,1:4) = (/1.425617,1.234525,1.107893,1.015560/)
+XMASS_SPEED_LKT1D(182,1:4) = (/2.470056,2.088592,1.845003,1.671872/)
+
+XNUMB_SPEED_LKT1D(183,1:4) = (/1.432106,1.239856,1.112504,1.019670/)
+XMASS_SPEED_LKT1D(183,1:4) = (/2.478579,2.095547,1.851005,1.677220/)
+
+XNUMB_SPEED_LKT1D(184,1:4) = (/1.438575,1.245168,1.117099,1.023766/)
+XMASS_SPEED_LKT1D(184,1:4) = (/2.487071,2.102477,1.856986,1.682550/)
+
+XNUMB_SPEED_LKT1D(185,1:4) = (/1.445024,1.250464,1.121678,1.027848/)
+XMASS_SPEED_LKT1D(185,1:4) = (/2.495533,2.109383,1.862948,1.687863/)
+
+XNUMB_SPEED_LKT1D(186,1:4) = (/1.451452,1.255742,1.126243,1.031917/)
+XMASS_SPEED_LKT1D(186,1:4) = (/2.503966,2.116266,1.868888,1.693157/)
+
+XNUMB_SPEED_LKT1D(187,1:4) = (/1.457860,1.261003,1.130792,1.035971/)
+XMASS_SPEED_LKT1D(187,1:4) = (/2.512369,2.123125,1.874809,1.698433/)
+
+XNUMB_SPEED_LKT1D(188,1:4) = (/1.464248,1.266247,1.135327,1.040013/)
+XMASS_SPEED_LKT1D(188,1:4) = (/2.520743,2.129960,1.880710,1.703693/)
+
+XNUMB_SPEED_LKT1D(189,1:4) = (/1.470616,1.271474,1.139846,1.044041/)
+XMASS_SPEED_LKT1D(189,1:4) = (/2.529088,2.136772,1.886591,1.708934/)
+
+XNUMB_SPEED_LKT1D(190,1:4) = (/1.476965,1.276684,1.144351,1.048055/)
+XMASS_SPEED_LKT1D(190,1:4) = (/2.537404,2.143562,1.892453,1.714159/)
+
+XNUMB_SPEED_LKT1D(191,1:4) = (/1.483293,1.281878,1.148841,1.052056/)
+XMASS_SPEED_LKT1D(191,1:4) = (/2.545692,2.150328,1.898295,1.719367/)
+
+XNUMB_SPEED_LKT1D(192,1:4) = (/1.489603,1.287055,1.153316,1.056045/)
+XMASS_SPEED_LKT1D(192,1:4) = (/2.553951,2.157072,1.904119,1.724558/)
+
+XNUMB_SPEED_LKT1D(193,1:4) = (/1.495892,1.292215,1.157777,1.060020/)
+XMASS_SPEED_LKT1D(193,1:4) = (/2.562183,2.163794,1.909923,1.729732/)
+
+XNUMB_SPEED_LKT1D(194,1:4) = (/1.502163,1.297360,1.162224,1.063982/)
+XMASS_SPEED_LKT1D(194,1:4) = (/2.570387,2.170493,1.915708,1.734889/)
+
+XNUMB_SPEED_LKT1D(195,1:4) = (/1.508414,1.302488,1.166656,1.067932/)
+XMASS_SPEED_LKT1D(195,1:4) = (/2.578563,2.177171,1.921475,1.740031/)
+
+XNUMB_SPEED_LKT1D(196,1:4) = (/1.514647,1.307599,1.171075,1.071869/)
+XMASS_SPEED_LKT1D(196,1:4) = (/2.586713,2.183826,1.927223,1.745156/)
+
+ENDIF
+
+IF (LHOOK) CALL DR_HOOK('BLOWSNW_SEDIM_LKT1D_SET',0,ZHOOK_HANDLE)
+
+END SUBROUTINE BLOWSNW_SEDIM_LKT1D_SET
+
+END MODULE MODE_BLOWSNW_SEDIM_LKT1D
diff --git a/src/SURFEX/mode_blowsnw_surf.f90 b/src/SURFEX/mode_blowsnw_surf.f90
new file mode 100644
index 0000000000000000000000000000000000000000..996b5b97cf220c0a4755ffb305e2432d729ed312
--- /dev/null
+++ b/src/SURFEX/mode_blowsnw_surf.f90
@@ -0,0 +1,118 @@
+!! ########################
+MODULE MODE_BLOWSNW_SURF
+!! ########################
+!!
+
+ USE MODD_BLOWSNW_SURF
+ USE MODD_CSTS
+ USE MODD_BLOWSNW_n
+
+
+ IMPLICIT NONE
+ PUBLIC
+
+CONTAINS
+
+SUBROUTINE SNOWMOMENT2SIZE( &
+ PSVT & !I [XX/m3] input scalar variables (moment of distribution)
+ , PBETA1D & !O [m] scale factor of blowing snow particles distribution (gamma distribution)
+ , PRG1D & !O [m] number mean radius of blowing snow particles distribution
+ )
+ !! ############################################################
+ !!
+ !!
+ !! PURPOSE
+ !! -------
+ !! Translate the two moments M0 and M3 into
+ !! Values which can be understood more easily (R, beta)
+ !! At this point, M3 is in kg_{snow}/m3, M0 in #/m3
+ !!
+ !!
+ !! REFERENCE
+ !! ---------
+ !! Based on mode_dst_surf.f90 (Tulet et al)
+ !!
+ !! AUTHOR
+ !! ------
+ !! Vincent Vionnet
+ !!
+ !! MODIFICATIONS
+ !! -------------
+ !!
+ !! EXTERNAL
+ !! --------
+ !! None
+ !!
+ USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+ USE PARKIND1 ,ONLY : JPRB
+
+ IMPLICIT NONE
+ !!
+ !-------------------------------------------------------------------------------
+ !
+ !* 0. DECLARATIONS
+ ! ------------
+ !
+ !* 0.1 declarations of arguments
+ !
+ !INPUT
+ REAL, DIMENSION(:,:,:), INTENT(IN) :: PSVT !I [ __ /m3] moments in surface units
+
+ !OUTPUT
+ REAL, DIMENSION(:,:), OPTIONAL, INTENT(OUT) :: PBETA1D !O [m] scale factor deviation
+ REAL, DIMENSION(:,:), OPTIONAL, INTENT(OUT) :: PRG1D !O [m] number median diameter
+ !
+ !
+ !* 0.2 declarations local variables
+ !
+ REAL,DIMENSION(:,:,:), ALLOCATABLE :: ZSV ! [snow particles moment concentration]
+ REAL,DIMENSION(:,:), ALLOCATABLE :: ZBETA ! [-] standard deviation
+ REAL,DIMENSION(:,:), ALLOCATABLE :: ZRG ! [um] number median diameter
+ INTEGER :: JK !Loop index
+ REAL, DIMENSION(2) :: ZPMIN
+ REAL :: ZRGMIN
+ REAL(KIND=JPRB) :: ZHOOK_HANDLE
+
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_SURF:SNOWMOMENT2SIZE',0,ZHOOK_HANDLE)
+
+ ALLOCATE (ZBETA(SIZE(PSVT,1),SIZE(PSVT,2)))
+ ALLOCATE (ZRG(SIZE(PSVT,1),SIZE(PSVT,2)))
+ ALLOCATE (ZSV(SIZE(PSVT,1), SIZE(PSVT,2),SIZE(PSVT,3)))
+
+ !Save the moments in a local array
+ ZSV(:,:,:) = MAX(PSVT(:,:,:), 1E-80)
+
+!Get minimum values possible
+ ZPMIN(1) = XN0MIN_SNW
+ ZRGMIN = XINIRADIUS_SNW
+ ZPMIN(2) = 4*XPI*XRHOLI/3*(ZRGMIN/XEMIALPHA_SNW)**3.*(XEMIALPHA_SNW+2)*(XEMIALPHA_SNW+1)*XEMIALPHA_SNW*XN0MIN_SNW
+ ZSV(:,:,1)=MAX(PSVT(:,:,1),ZPMIN(1))
+ ZSV(:,:,2)=MAX(PSVT(:,:,2),ZPMIN(2))
+
+ DO JK=1,SIZE(PSVT,2)
+ ZBETA(:,JK)=((3*ZSV(:,JK,2))/(4*XPI*XRHOLI*(XEMIALPHA_SNW+2)*(XEMIALPHA_SNW+1)*XEMIALPHA_SNW*ZSV(:,JK,1)))**(1./3.)
+
+ ZRG(:,JK) = ZBETA(:,JK)*XEMIALPHA_SNW
+
+ END DO
+
+ !Give the beta-values to the passed array
+ IF(PRESENT(PBETA1D))THEN
+ PBETA1D(:,:) = ZBETA(:,:)
+ ENDIF
+
+ !Get the number median radius
+ IF(PRESENT(PRG1D))THEN
+ PRG1D(:,:)= ZRG(:,:)
+ ENDIF
+
+ DEALLOCATE(ZSV)
+ DEALLOCATE(ZRG)
+ DEALLOCATE(ZBETA)
+
+IF (LHOOK) CALL DR_HOOK('MODE_BLOWSNW_SURF:SNOWMOMENT2SIZE',1,ZHOOK_HANDLE)
+
+
+END SUBROUTINE SNOWMOMENT2SIZE
+
+END MODULE MODE_BLOWSNW_SURF
diff --git a/src/SURFEX/modn_blowsnw.f90 b/src/SURFEX/modn_blowsnw.f90
new file mode 100644
index 0000000000000000000000000000000000000000..d03644939ea87166dbc2e96986f48d17c9aecf99
--- /dev/null
+++ b/src/SURFEX/modn_blowsnw.f90
@@ -0,0 +1,42 @@
+!!
+!! #####################
+ MODULE MODN_BLOWSNW
+!! #####################
+!!
+!!*** *MODN_SNW*
+!!
+!! PURPOSE
+!! -------
+! Namelist for snow drift scheme
+!!
+!!** AUTHOR
+!! ------
+!! V. Vionnet *CNRM*
+!
+!! MODIFICATIONS
+!! -------------
+!! Original 03/2010
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+USE MODD_BLOWSNW_SURF, ONLY : LSNOW_SALT, XCONC_SALT, XSNOW_PRECIP, LSNOW_PRECIP, &
+ LSNOW_WIND, XSNOW_ROUGHNESS, XSNOW_BUOYANCY, &
+ XEMIRADIUS_SNW,XEMIALPHA_SNW,CSNOW_SALT, &
+ CSNOW_SEDIM,LBLOWSNW_CANOSUBL,LBLOWSNW_CANODIAG, &
+ XRSNOW_SBL,LBLOWSNW_ADV
+
+!!
+!-----------------------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+! -----------------
+IMPLICIT NONE
+SAVE
+NAMELIST /NAM_SURF_BLOWSNW/ &
+ LSNOW_SALT, XCONC_SALT, XSNOW_PRECIP, LSNOW_PRECIP, LSNOW_WIND, & !Parameterization type
+ XSNOW_ROUGHNESS, XSNOW_BUOYANCY,XEMIRADIUS_SNW,XEMIALPHA_SNW , &
+ CSNOW_SALT, CSNOW_SEDIM,LBLOWSNW_CANOSUBL,LBLOWSNW_CANODIAG, &
+ XRSNOW_SBL,LBLOWSNW_ADV
+
+!
+END MODULE MODN_BLOWSNW
diff --git a/src/SURFEX/read_blowsnw_conf.F90 b/src/SURFEX/read_blowsnw_conf.F90
new file mode 100644
index 0000000000000000000000000000000000000000..b2dc1ce280ff6c2100aa0f5be9e079110b4ebf52
--- /dev/null
+++ b/src/SURFEX/read_blowsnw_conf.F90
@@ -0,0 +1,100 @@
+! #########
+ SUBROUTINE READ_BLOWSNW_CONF(HPROGRAM)
+! #######################################################
+!
+!!**** *READ_BLOWSNW_CONF* - routine to read the configuration for BLOWSNW
+!!
+!! PURPOSE
+!! -------
+!!
+!!** METHOD
+!! ------
+!!
+!! EXTERNAL
+!! --------
+!!
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!!
+!! REFERENCE
+!! ---------
+!!
+!!
+!! AUTHOR
+!! ------
+!! V. Vionnet *Meteo France*
+!!
+!! MODIFICATIONS
+!! -------------
+!! Original Based on read_dst_conf.f90
+!-------------------------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+! ------------
+!
+USE MODE_POS_SURF
+!
+USE MODI_GET_LUOUT
+USE MODI_OPEN_NAMELIST
+USE MODI_CLOSE_NAMELIST
+!
+USE MODN_BLOWSNW
+USE MODD_BLOWSNW_SURF
+!
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+!
+IMPLICIT NONE
+!
+!* 0.1 Declarations of arguments
+! -------------------------
+!
+ CHARACTER(LEN=6), INTENT(IN) :: HPROGRAM ! program calling BLOWSNW
+
+!
+!* 0.2 Declarations of local variables
+! -------------------------------
+!
+!
+LOGICAL :: GFOUND ! Return code when searching namelist
+INTEGER :: ILUOUT ! logical unit of output file
+INTEGER :: INAM ! logical unit of namelist file
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+!-------------------------------------------------------------------------------
+!
+!* get output listing file logical unit
+!
+IF (LHOOK) CALL DR_HOOK('READ_BLOWSNW_CONF',0,ZHOOK_HANDLE)
+ CALL GET_LUOUT(HPROGRAM,ILUOUT)
+!
+!* open namelist file
+!
+ CALL OPEN_NAMELIST(HPROGRAM,INAM)
+!
+!* reading of namelist
+! -------------------
+!
+ CALL POSNAM(INAM,'NAM_SURF_BLOWSNW',GFOUND,ILUOUT)
+IF (GFOUND) READ(UNIT=INAM,NML=NAM_SURF_BLOWSNW)
+
+! Check consistency between options for blowing snow scheme
+IF (XEMIALPHA_SNW .NE. 3 .AND. CSNOW_SEDIM=='TABC') THEN
+ WRITE(ILUOUT,*) '*****************************************'
+ WRITE(ILUOUT,*) '* XEMIALPHA_SNW must be set to 3 when '
+ WRITE(ILUOUT,*) '* CSNOW_SEDIM = TABC '
+ WRITE(ILUOUT,*) '* Update the look-up table in BLOWSNW_SEDIM_LKT1D '
+ WRITE(ILUOUT,*) '* to use TABC with a different value of XEMIALPHA_SNW'
+ WRITE(ILUOUT,*) '*****************************************'
+ CALL ABOR1_SFX('BLOWSNW_CONF: inconsistency between XEMIALPHA_SNW and CSNOW_SEDIM')
+END IF
+!
+!
+!* close namelist file
+!
+ CALL CLOSE_NAMELIST(HPROGRAM,INAM)
+IF (LHOOK) CALL DR_HOOK('READ_BLOWSNW_CONF',1,ZHOOK_HANDLE)
+!
+!-------------------------------------------------------------------------------
+!
+END SUBROUTINE READ_BLOWSNW_CONF
diff --git a/src/SURFEX/read_default_blowsnw.F90 b/src/SURFEX/read_default_blowsnw.F90
new file mode 100644
index 0000000000000000000000000000000000000000..7aa1d9335c2ecb8d7717c3ea2be2878c41ce363f
--- /dev/null
+++ b/src/SURFEX/read_default_blowsnw.F90
@@ -0,0 +1,87 @@
+!SFX_LIC Copyright 1994-2014 CNRS, Meteo-France and Universite Paul Sabatier
+!SFX_LIC This is part of the SURFEX software governed by the CeCILL-C licence
+!SFX_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
+!SFX_LIC for details. version 1.
+! #########
+ SUBROUTINE READ_DEFAULT_BLOWSNW(HPROGRAM)
+! #######################################################
+!
+!!**** *READ_DEFAULT_BLOWSNW* - routine to read the configuration for BLOWSNW
+!!
+!! PURPOSE
+!! -------
+!!
+!!** METHOD
+!! ------
+!!
+!! EXTERNAL
+!! --------
+!!
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!!
+!! REFERENCE
+!! ---------
+!!
+!!
+!! AUTHOR
+!! ------
+!! V. Vionnet *Meteo France*
+!!
+!! MODIFICATIONS
+!! -------------
+!! Original based on read_default_dst
+!-------------------------------------------------------------------------------
+!
+!* 0. DECLARATIONS
+! ------------
+!
+USE MODE_POS_SURF
+!
+USE MODI_GET_LUOUT
+USE MODI_GET_DEFAULT_NAM_n
+!
+USE MODN_BLOWSNW
+!
+!
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+!
+IMPLICIT NONE
+!
+!* 0.1 Declarations of arguments
+! -------------------------
+!
+ CHARACTER(LEN=6), INTENT(IN) :: HPROGRAM ! program calling BLOWSNW
+
+
+!
+!* 0.2 Declarations of local variables
+! -------------------------------
+!
+!
+LOGICAL :: GFOUND ! Return code when searching namelist
+INTEGER :: ILUOUT ! output listing logical unit
+INTEGER :: ILUDES ! .des file logical unit
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+!-------------------------------------------------------------------------------
+!
+IF (LHOOK) CALL DR_HOOK('READ_DEFAULT_BLOWSNW',0,ZHOOK_HANDLE)
+ CALL GET_LUOUT(HPROGRAM,ILUOUT)
+!
+ CALL GET_DEFAULT_NAM_n(HPROGRAM,'READ ',ILUDES)
+!
+IF (ILUDES==0 .AND. LHOOK) CALL DR_HOOK('READ_DEFAULT_BLOWSNW',1,ZHOOK_HANDLE)
+IF (ILUDES==0) RETURN
+!
+!* reading of new defaults in file
+! -------------------------------
+!
+ CALL POSNAM(ILUDES,'NAM_SURF_BLOWSNW',GFOUND,ILUOUT)
+IF (GFOUND) READ(UNIT=ILUDES,NML=NAM_SURF_BLOWSNW)
+!
+IF (LHOOK) CALL DR_HOOK('READ_DEFAULT_BLOWSNW',1,ZHOOK_HANDLE)
+!-------------------------------------------------------------------------------
+!
+END SUBROUTINE READ_DEFAULT_BLOWSNW
diff --git a/src/SURFEX/read_namelists_blowsnw.F90 b/src/SURFEX/read_namelists_blowsnw.F90
new file mode 100644
index 0000000000000000000000000000000000000000..31147b3553ec48fd3253ce471ce737b55d07c518
--- /dev/null
+++ b/src/SURFEX/read_namelists_blowsnw.F90
@@ -0,0 +1,31 @@
+! #########
+SUBROUTINE READ_NAMELISTS_BLOWSNW(HPROGRAM)
+! #######################################################
+!
+USE MODI_DEFAULT_BLOWSNW
+!
+USE MODI_READ_DEFAULT_BLOWSNW
+!
+USE MODI_READ_BLOWSNW_CONF
+!
+!
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+!
+IMPLICIT NONE
+!
+ CHARACTER(LEN=6), INTENT(IN) :: HPROGRAM ! program calling BLOWSNW
+REAL(KIND=JPRB) :: ZHOOK_HANDLE
+!
+!-----------------------------------------------------
+!
+IF (LHOOK) CALL DR_HOOK('READ_NAMELISTS_BLOWSNW',0,ZHOOK_HANDLE)
+ CALL DEFAULT_BLOWSNW
+!
+ CALL READ_DEFAULT_BLOWSNW(HPROGRAM)
+!
+ CALL READ_BLOWSNW_CONF(HPROGRAM)
+IF (LHOOK) CALL DR_HOOK('READ_NAMELISTS_BLOWSNW',1,ZHOOK_HANDLE)
+!
+!
+END SUBROUTINE READ_NAMELISTS_BLOWSNW
diff --git a/src/SURFEX/snowpack_evol.f90 b/src/SURFEX/snowpack_evol.f90
new file mode 100644
index 0000000000000000000000000000000000000000..3708793527b9fe82192f7586690bf78aee799efc
--- /dev/null
+++ b/src/SURFEX/snowpack_evol.f90
@@ -0,0 +1,744 @@
+SUBROUTINE SNOWPACK_EVOL(HSNOWRES,PBLOWSNW_FLUX,PSNOWHEAT,PSNOWSWE,PSNOWRHO, &
+ PSNOWGRAN1,PSNOWGRAN2,PSNOWHIST,PSNOWAGE, &
+ PTSTEP,PRHOA,PTA,PBLOWSNW_CONC, &
+ PVMOD,PQA,PPS,PUREF,PEXNS,PDIRCOSZW,PZREF, &
+ PZ0EFF,PZ0H,PBLOWSNW_DEP,PTG)
+! ######################################################################
+! ##########################################################################
+!
+!!
+!! PURPOSE
+!! -------
+!! The purpose of this routine is to simulate the mass exchange between the
+!! snowpack and the atmosphere when coupled to Meso-NH. A net mass flux flux is computed.
+!! - If erosion occurs, it is simumated by this routine.
+!! - If deposition occurs, the deposited mass flux is computed, sent to Crocus
+!! and is added to the snowfall
+!!
+!!
+!!** METHOD
+!! ------
+!!
+!! EXTERNAL
+!! --------
+!!
+!! IMPLICIT ARGUMENTS
+!! ------------------
+!!
+!! REFERENCE
+!! ---------
+!!
+!! Vionnet et al, The Cryosphere, 2014
+!!
+!! AUTHOR
+!! ------
+!! V. Vionnet * CNRM/GAME*
+!!
+!! MODIFICATIONS
+!! -------------
+!! Original 10/10/11
+!
+!* 0. DECLARATIONS
+
+USE MODD_CSTS, ONLY : XLMTT, XTT, XCI,XRHOLW
+USE MODD_SNOW_PAR, ONLY : X_RI_MAX
+USE MODD_BLOWSNW_SURF
+USE MODD_BLOWSNW_n
+USE MODD_SNOW_METAMO
+
+USE MODE_SNOW3L
+USE MODE_THERMOS
+
+USE MODI_SURFACE_RI
+USE MODI_SURFACE_CD
+
+USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
+USE PARKIND1 ,ONLY : JPRB
+
+IMPLICIT NONE
+! ===============================================================
+!
+! 0.1 declarations of arguments
+!
+! ===============================================================
+!
+ CHARACTER(LEN=*), INTENT(IN) :: HSNOWRES
+! HSNOWRES = ISBA-SNOW3L turbulant exchange option
+! 'DEF' = Default: Louis (ISBA: Noilhan and Mahfouf 1996)
+! 'RIL' = Limit Richarson number under very stable
+! conditions
+
+ REAL, DIMENSION(:), INTENT(IN) :: PTA,PRHOA,PVMOD,PZ0EFF,PQA,PEXNS, &
+ PUREF,PZREF,PDIRCOSZW,PPS,PZ0H,PTG
+! PTA = atmospheric temperature at level za (K)
+! PRHOA = air density (kg/m3)
+! PVMOD = modulus of the wind parallel to the orography (m/s)
+! PZ0EFF = roughness length for momentum
+! PQA = atmospheric specific humidity
+! at level za
+! PEXNS = Exner function
+! PUREF = reference height of the wind
+! PZREF = reference height of the first
+! PDIRCOSZW = Cosinus of the angle between the
+! normal to the surface and the vertical
+! atmospheric level
+! PPS = surface pressure
+! PZ0H = grid box average roughness length for heat
+! PTG = Surface soil temperature (effective
+! temperature of the layer lying below snowpack)
+
+ REAL, DIMENSION(:,:), INTENT(INOUT) :: PSNOWHEAT,PSNOWSWE,PSNOWRHO
+! PSNOWHEAT = Snow layer(s) heat content (J/m3)
+! PSNOWRHO = Snow layer(s) averaged density (kg/m3)
+! PSNOWSWE = Snow layer(s) liquid Water Equivalent (SWE:kg m-2)
+
+ REAL, DIMENSION(:,:), INTENT(INOUT) :: PSNOWGRAN1,PSNOWGRAN2, &
+ PSNOWHIST,PSNOWAGE
+! PSNOWGRAN1 = Snow layer(s) grain parameter 1
+! PSNOWGRAN2 = Snow layer(s) grain parameter 2
+! PSNOWHIST = Snow layer(s) grain historical parameter
+! PSNOWAGE = Snow layer(s) age
+
+ REAL, DIMENSION(:,:) , INTENT(IN) :: PBLOWSNW_CONC
+! PBLOWSNW_CONC = blowing snow particle concentration
+! (1: number; 2: mass)
+
+ REAL, DIMENSION(:,:) , INTENT(INOUT) :: PBLOWSNW_FLUX
+! PBLOWSNW_FLUX = Blowing snow particles flux
+! IN : sedimentation flux from previous time step (1,2)
+! contribution of saltation transport to snowpack mass balance (3)
+! 1: number (#/m2/s); 2: mass (kg/m2/s), 3: (kg/m2/s)
+! OUT: emitted turbulent flux + streamwise saltation flux
+! 1: number (#/m2/s); 2: mass (kg/m2/s), 3: kg/m/s
+!
+ REAL, DIMENSION(:) , INTENT(OUT) :: PBLOWSNW_DEP
+! PBLOWSNW_DEP = deposion flux of blowing snow particles (sent to Crocus)
+!
+ REAL, INTENT(IN) :: PTSTEP
+! PTSTEP = time step of the integration
+
+! ===============================================================
+!
+! 0.2 declarations of local variables
+!
+! ===============================================================
+ INTEGER JWRK, JJ ! Loop counters
+ INTEGER INLVLS ! maximum number of snow layers
+ REAL SWE_MAX ! Maximum SWE that can be removed from a snow layer
+ REAL SWE_DEP ! SWE which is deposited
+ REAL ZMOB ! Mobility index of the eroded layer
+
+
+ REAL, DIMENSION(SIZE(PRHOA)) :: T_EROSION ! Erosion time step
+
+ INTEGER, DIMENSION(SIZE(PRHOA)) :: INLVLS_USE ! decrit nbre de couches effectives initiales
+ INTEGER, DIMENSION(SIZE(PRHOA)) :: INLVLS_USE_TMP ! decrit nbre de couches effectives en cours d'�volution
+
+ LOGICAL, DIMENSION(SIZE(PSNOWRHO,1),SIZE(PSNOWRHO,2)) :: LAYER_USE !
+ LOGICAL, DIMENSION(SIZE(PSNOWRHO,1),SIZE(PSNOWRHO,2)) :: LAYER_USE_TMP !
+
+ REAL , DIMENSION(SIZE(PRHOA),2) :: ZTURBFLUX ! blowing snow turbulent flux
+ REAL , DIMENSION(SIZE(PRHOA),2) :: ZSEDFLUX ! blowing snow sedimentation flux
+ REAL , DIMENSION(SIZE(PRHOA)) :: ZSALT_CONTR ! contribution of saltation transport to snowpack mass balance
+ REAL , DIMENSION(SIZE(PRHOA),2) :: ZTOTFLUX_TURB ! total turbulent blowing snow flux
+ REAL , DIMENSION(SIZE(PRHOA)) :: ZTOTFLUX_SALT ! total saltation mass flux
+ REAL , DIMENSION(SIZE(PRHOA)) :: ZSALTFLUX ! streamwise saltation mass flux
+ REAL , DIMENSION(SIZE(PRHOA)) :: ZEMIMOB ! emitted mobility index
+ REAL , DIMENSION(SIZE(PRHOA)) :: ZDEPMOB ! deposited mobility index
+ REAL , DIMENSION(SIZE(PRHOA)) :: ZUSTAR ! friction velocity
+ REAL , DIMENSION(SIZE(PRHOA)) :: ZRISNOW ! Richardson number over snow
+ REAL , DIMENSION(SIZE(PRHOA)) :: ZCDSNOW ! Drag coefficient for momentum over snow
+
+
+ REAL, DIMENSION(SIZE(PRHOA)) :: ZEXNA, ZQSAT, ZCDN,ZTEMP_RI
+
+ ! Temporary snow variables
+ REAL , DIMENSION(SIZE(PRHOA,1)) :: ZSNOW ! total snow depth
+
+ REAL,DIMENSION(SIZE(PSNOWRHO,1),SIZE(PSNOWRHO,2)) :: ZSNOWGRAN1,ZSNOWGRAN2, &
+ ZSNOWHIST,ZSNOWAGE
+
+ REAL, DIMENSION(SIZE(PSNOWRHO,1),SIZE(PSNOWRHO,2)) :: ZSNOWHEAT,ZSNOWDZ, &
+ ZSNOWSWE,ZSNOWRHO,ZSNOWTEMP,ZSNOWLIQ, &
+ ZSCAP
+
+ REAL(KIND=JPRB) :: ZHOOK_HANDLE
+! ===============================================================
+!
+! 1. Initialization of local variables
+!
+! ===============================================================
+!
+IF (LHOOK) CALL DR_HOOK('SNOWPACK_EVOL',0,ZHOOK_HANDLE)
+
+INLVLS = SIZE(PSNOWSWE(:,:),2)
+
+
+
+ZSEDFLUX(:,:)= -PBLOWSNW_FLUX(:,1:2)
+ZSALT_CONTR(:) = -PBLOWSNW_FLUX(:,3)
+
+ZTOTFLUX_TURB(:,:)=0.
+
+ZTOTFLUX_SALT(:)=0.
+ZSALTFLUX(:)=0.
+
+ZEMIMOB(:) =0.
+ZDEPMOB(:) =0.
+
+! Initialize snowpack characteristics
+ZSNOWGRAN1(:,:)=PSNOWGRAN1(:,:)
+ZSNOWGRAN2(:,:)=PSNOWGRAN2(:,:)
+ZSNOWHIST(:,:) =PSNOWHIST(:,:)
+ZSNOWAGE(:,:) =PSNOWAGE(:,:)
+ZSNOWHEAT(:,:) =PSNOWHEAT(:,:)
+ZSNOWRHO(:,:) =PSNOWRHO(:,:)
+ZSNOWSWE(:,:) =PSNOWSWE(:,:)
+
+
+! Initially : no deposition of blowing snow particles
+PBLOWSNW_DEP(:) = 0.
+
+
+WHERE (PSNOWSWE(:,:)>0.)
+ LAYER_USE(:,:)=.TRUE.
+ ZSNOWDZ(:,:) = PSNOWSWE(:,:)/PSNOWRHO(:,:)
+ELSEWHERE
+ LAYER_USE(:,:)=.FALSE.
+ ZSNOWDZ(:,:) =0.
+ENDWHERE
+
+ZSNOWTEMP(:,:)= 0.
+
+! Initialize temperature where snow is present
+WHERE (LAYER_USE(:,:))
+ZSCAP(:,:) = SNOW3LSCAP(PSNOWRHO)
+!
+ZSNOWTEMP(:,:) = XTT + ( ((PSNOWHEAT(:,:)/ZSNOWDZ(:,:)) &
+ + XLMTT*PSNOWRHO(:,:))/ZSCAP(:,:) )
+!
+ZSNOWLIQ(:,:) = MAX(0.0,ZSNOWTEMP(:,:)-XTT)*ZSCAP(:,:)* &
+ ZSNOWDZ(:,:)/(XLMTT*XRHOLW)
+!
+ZSNOWTEMP(:,:) = MIN(XTT,ZSNOWTEMP(:,:))
+END WHERE
+
+! Temperature used to compute Richardson number depending if the soil is
+! covered by snow or not.
+ZTEMP_RI(:) = 0.
+WHERE(ZSNOWTEMP(:,1)>0.)
+ ZTEMP_RI(:) = ZSNOWTEMP(:,1)
+ELSEWHERE
+ ZTEMP_RI(:) = PTG(:)
+END WHERE
+
+
+ZQSAT(:) = QSATI(ZTEMP_RI(:),PPS(:))
+ZEXNA(:) = PEXNS(:)
+!
+! Compute Richardson number
+!
+CALL SURFACE_RI(ZTEMP_RI(:), ZQSAT, PEXNS, ZEXNA, PTA, PQA, &
+ PZREF, PUREF, PDIRCOSZW, PVMOD, ZRISNOW )
+!
+! Simple adaptation of method by Martin and Lejeune (1998)
+! to apply a lower limit to turbulent transfer coef
+! by defining a maximum Richarson number for stable
+! conditions:
+!
+IF(HSNOWRES=='RIL') ZRISNOW(:) = MIN(X_RI_MAX, ZRISNOW(:))
+!
+! Compute drag coefficient for momentum
+!
+CALL SURFACE_CD(ZRISNOW, PZREF, PUREF, PZ0EFF, PZ0H, ZCDSNOW, ZCDN)
+!
+! Compute friction velocity
+!
+ZUSTAR(:) = SQRT(ZCDSNOW(:)*PVMOD(:)**2)
+!
+!
+! Initialize snow layering
+!
+
+
+INLVLS_USE(:)=0
+DO JJ=1,INLVLS
+ WHERE(LAYER_USE(:,JJ)) INLVLS_USE(:)=JJ
+ENDDO
+INLVLS_USE_TMP(:)=INLVLS_USE(:)
+LAYER_USE_TMP(:,:)=LAYER_USE(:,:)
+
+! ===============================================================
+!
+! 2. Compute net flux of blowing snow particles
+! and update of snowpack accordingly
+!
+! ===============================================================
+! Loop on snow covered points
+ DO JWRK=1,SIZE(PSNOWSWE,1)
+ T_EROSION(JWRK)=PTSTEP
+ DO JJ=1,INLVLS_USE(JWRK)
+ ZSNOW(JWRK) = SUM(ZSNOWDZ(JWRK,1:INLVLS_USE_TMP(JWRK)))
+
+! Turbulent flux
+ IF(LSNOW_WIND) THEN
+ ! Buoyancy effects in presence of suspended particles are taken into account.
+ ! Iterations are necessary to reach a balance between u* and
+ ! concentration in the saltation layer.
+ CALL SNOWFLUX_GET_TURB(ZSNOWGRAN1(JWRK,1),ZSNOWGRAN2(JWRK,1), &
+ ZSNOWLIQ(JWRK,1),ZSNOWHIST(JWRK,1),PRHOA(JWRK),ZTURBFLUX(JWRK,:), &
+ PBLOWSNW_CONC(JWRK,:),PVMOD(JWRK),ZCDSNOW(JWRK),PZ0EFF(JWRK),ZMOB, &
+ ZRISNOW(JWRK),PZREF(JWRK),PZ0H(JWRK),PUREF(JWRK), HSNOWRES, &
+ PDIRCOSZW(JWRK),ZSALTFLUX(JWRK))
+ ELSE
+ ! Buoyancy effects in presence of suspended particles are not
+ ! taken into account. Only thermal effect are included. Snow turbulent flux is directly computed.
+ CALL SNOWFLUX_GET(ZSNOWGRAN1(JWRK,1),ZSNOWGRAN2(JWRK,1), &
+ ZSNOWLIQ(JWRK,1),ZSNOWHIST(JWRK,1),ZUSTAR(JWRK),PRHOA(JWRK),ZTURBFLUX(JWRK,:), &
+ PBLOWSNW_CONC(JWRK,:),PVMOD(JWRK),ZCDSNOW(JWRK),PZ0EFF(JWRK),ZMOB,ZSALTFLUX(JWRK))
+ END IF
+ ! Negative net flux : snow deposition
+ IF(ZTURBFLUX(JWRK,2)+ZSEDFLUX(JWRK,2)+ZSALT_CONTR(JWRK)<=0.) THEN
+ SWE_DEP=-(ZTURBFLUX(JWRK,2)+ZSEDFLUX(JWRK,2)+ZSALT_CONTR(JWRK))*T_EROSION(JWRK)
+ PBLOWSNW_DEP(JWRK) = SWE_DEP / PTSTEP
+ ZTOTFLUX_TURB(JWRK,:)=ZTOTFLUX_TURB(JWRK,:)+T_EROSION(JWRK)/PTSTEP*ZTURBFLUX(JWRK,:)
+ ZTOTFLUX_SALT(JWRK)=ZTOTFLUX_SALT(JWRK)+T_EROSION(JWRK)/PTSTEP*ZSALTFLUX(JWRK)
+ ZEMIMOB(JWRK) = ZEMIMOB(JWRK)+T_EROSION(JWRK)/PTSTEP*ZMOB
+ T_EROSION(JWRK)=0.
+ EXIT
+
+ ! Positive net flux : snow erosion
+ ELSE IF(ZTURBFLUX(JWRK,2)+ZSEDFLUX(JWRK,2)+ZSALT_CONTR(JWRK)>0.) THEN
+ ! SWE potentially eroded during the T_EROSION
+ SWE_MAX=(ZTURBFLUX(JWRK,2)+ZSEDFLUX(JWRK,2)+ZSALT_CONTR(JWRK))*T_EROSION(JWRK)
+
+ ! Only layer JJ is partially eroded
+ IF(SWE_MAX<=ZSNOWSWE(JWRK,1)) THEN ! Only layer JJ is partially eroded
+ CALL SNOWEROSION(SWE_MAX,ZSNOWHEAT(JWRK,:),ZSNOWDZ(JWRK,:),ZSNOWSWE(JWRK,:), &
+ ZSNOWRHO(JWRK,:),ZSNOWGRAN1(JWRK,:),ZSNOWGRAN2(JWRK,:) &
+ ,ZSNOWHIST(JWRK,:),ZSNOWAGE(JWRK,:),ZSNOWLIQ(JWRK,:), &
+ INLVLS_USE_TMP(JWRK),LAYER_USE_TMP(JWRK,:),PVMOD(JWRK),PTSTEP)
+ ZTOTFLUX_TURB(JWRK,:)=ZTOTFLUX_TURB(JWRK,:)+T_EROSION(JWRK)/PTSTEP*ZTURBFLUX(JWRK,:)
+ ZTOTFLUX_SALT(JWRK)=ZTOTFLUX_SALT(JWRK)+T_EROSION(JWRK)/PTSTEP*ZSALTFLUX(JWRK)
+ ZEMIMOB(JWRK) = ZEMIMOB(JWRK)+T_EROSION(JWRK)/PTSTEP*ZMOB
+ T_EROSION(JWRK)=0.
+ EXIT
+
+ ! Layer JJ is totally eroded and removed from the snowpack, next layer is then checked
+ ! to see if blowing snow occurs
+ ELSE
+ T_EROSION(JWRK)=T_EROSION(JWRK)*(1-ZSNOWSWE(JWRK,1)/SWE_MAX)
+ ZTOTFLUX_TURB(JWRK,:)=ZTOTFLUX_TURB(JWRK,:)+(1-T_EROSION(JWRK)/PTSTEP)*ZTURBFLUX(JWRK,:)
+ ZTOTFLUX_SALT(JWRK)=ZTOTFLUX_SALT(JWRK)+(1-T_EROSION(JWRK)/PTSTEP)*ZSALTFLUX(JWRK)
+ CALL SNOWEROSION(ZSNOWSWE(JWRK,1),ZSNOWHEAT(JWRK,:),ZSNOWDZ(JWRK,:), &
+ ZSNOWSWE(JWRK,:), ZSNOWRHO(JWRK,:),ZSNOWGRAN1(JWRK,:), &
+ ZSNOWGRAN2(JWRK,:),ZSNOWHIST(JWRK,:),ZSNOWAGE(JWRK,:),ZSNOWLIQ(JWRK,:), &
+ INLVLS_USE_TMP(JWRK),LAYER_USE_TMP(JWRK,:),PVMOD(JWRK),PTSTEP)
+ ZEMIMOB(JWRK) = ZEMIMOB(JWRK)+(1-T_EROSION(JWRK)/PTSTEP)*ZMOB
+ END IF
+ END IF
+ END DO
+
+
+ IF(T_EROSION(JWRK)>0.AND.(ZSEDFLUX(JWRK,2)+ZSALT_CONTR(JWRK))<-XUEPSI) THEN
+ ! Take into account two cases :
+ ! - Snow pack has been totally eroded during less
+ ! than one time step and potential deposition is
+ ! computed for the remaining part of the time step
+ ! - Deposition of blown snow particles on bare ground
+ !write(*,*) 'Deposition en excedent'
+
+ SWE_DEP=-(ZSEDFLUX(JWRK,2)+ZSALT_CONTR(JWRK))*T_EROSION(JWRK)
+ PBLOWSNW_DEP(JWRK) = SWE_DEP / PTSTEP
+ write(*,*)'pb T_EROSION',T_EROSION(JWRK),JWRK
+ write(*,*)'pb INLVLS_OLD',SWE_DEP
+ write(*,*) ZTURBFLUX(JWRK,2)
+! STOP 'deposition en excedent'
+ ENDIF
+
+ ! Compute final snow depth that may have changed because of erosion.
+ IF(INLVLS_USE_TMP(JWRK)>0) THEN
+ ZSNOW(JWRK) = SUM(ZSNOWDZ(JWRK,1:INLVLS_USE_TMP(JWRK)))
+ ELSE
+ ZSNOW(JWRK) = 0.
+ ENDIF
+
+ END DO
+
+
+! ===============================================================
+!
+! 3. Final computation
+!
+! ===============================================================
+
+! Update final snowpack
+ PSNOWGRAN1(:,:)=ZSNOWGRAN1(:,:)
+ PSNOWGRAN2(:,:)=ZSNOWGRAN2(:,:)
+ PSNOWHIST (:,:)=ZSNOWHIST (:,:)
+ PSNOWAGE (:,:)=ZSNOWAGE (:,:)
+ PSNOWHEAT (:,:)=ZSNOWHEAT (:,:)
+ PSNOWRHO (:,:)=ZSNOWRHO (:,:)
+ PSNOWSWE (:,:)=ZSNOWDZ(:,:)*PSNOWRHO(:,:)
+
+! Snow fluxes sent to Canopy or directly to Meso-NH if Canopy is activated
+
+ PBLOWSNW_FLUX(:,1)=ZTOTFLUX_TURB(:,1) ! Save total number turbulent flux
+ PBLOWSNW_FLUX(:,2)=ZTOTFLUX_TURB(:,2) ! Save total mass turbulent flux
+ PBLOWSNW_FLUX(:,3)=ZTOTFLUX_SALT(:) ! Save streamwise saltation flux
+
+IF (LHOOK) CALL DR_HOOK('SNOWPACK_EVOL',1,ZHOOK_HANDLE)
+
+CONTAINS
+
+ SUBROUTINE SNOWFLUX_GET(PSNOWGRAN1,PSNOWGRAN2, &
+ PSNOWLIQ,PSNOWHIST,PUSTAR,PRHOA,PBLOWSNW_FLUX, &
+ PBLOWSNW_CONC,PVMOD,PCDSNOW,PZ0EFF,PMOB,PQSALT)
+!
+!! PURPOSE
+!! -------
+! Calculates turbulent blowing snow flux and streamwise saltation flux as a function
+! of wind speed and snowpack properties
+!
+! Returns :
+! - emitted turbulent flux
+! - mobility index of emitted snow
+! - streamwise saltation flux
+!
+!
+ USE MODE_BLOWSNW_MBLUTL
+
+ IMPLICIT NONE
+!
+! 0.1 declarations of arguments
+!
+!
+ REAL, INTENT(IN) :: PSNOWGRAN1,PSNOWGRAN2,PSNOWLIQ,PSNOWHIST
+!
+ REAL, INTENT(IN) :: PUSTAR,PRHOA
+ REAL, INTENT(IN) :: PVMOD,PCDSNOW,PZ0EFF
+ REAL, DIMENSION(:) , INTENT(IN) :: PBLOWSNW_CONC
+
+ REAL, INTENT(OUT) :: PMOB
+ REAL, DIMENSION(:) , INTENT(OUT) :: PBLOWSNW_FLUX
+ REAL, INTENT(OUT) :: PQSALT ! Streamwise saltation mass flux (kg/m/s)
+!
+! 0.2 declaration of local variables
+!
+ REAL :: ZMBLINDEX
+ REAL :: ZWIND_RFR_THR,ZWIND_FRC,ZWIND_FRC_THR, &
+ ZWIND_FRC_SALT
+
+ REAL :: ZCONC_SALT
+
+ REAL(KIND=JPRB) :: ZHOOK_HANDLE
+!
+! 0.3 Initialization
+!
+IF (LHOOK) CALL DR_HOOK('SNOWPACK_EVOL:SNOWFLUX_GET',0,ZHOOK_HANDLE)
+
+!
+ ZWIND_FRC = PUSTAR
+ PMOB = SNOW_MBL_INDEX(PSNOWGRAN1, PSNOWGRAN2)
+!
+! 1. Threshold Wind at 5m
+!
+ CALL WIND_RFR_THR(ZWIND_RFR_THR,PSNOWGRAN1,PSNOWGRAN2)
+!
+! 2. Threshold Friction velocity
+!
+ CALL WIND_FRC_THR(ZWIND_RFR_THR,PZ0EFF,ZWIND_FRC_THR)
+!
+! 3. Blown snow particles concentration (kg/m3) in the saltation layer
+
+!
+ CALL CONC_SALT(ZCONC_SALT,ZWIND_FRC,ZWIND_FRC_THR,PRHOA,PQSALT, &
+ PSNOWLIQ,PSNOWHIST)
+!
+! 4. Turbulent flux of blowing snow particles
+!
+ CALL SNOW_FLUX(ZCONC_SALT,PVMOD,PBLOWSNW_CONC,PCDSNOW,PBLOWSNW_FLUX)
+!
+! Snowdrfit does not occur when:
+! - surface layer is wet
+! - historical variable is higher than 1 : crust of non-transportable snow
+ IF(PSNOWLIQ>0 .OR. PSNOWHIST>0) THEN
+ PBLOWSNW_FLUX(:)=0
+ ENDIF
+!
+
+IF (LHOOK) CALL DR_HOOK('SNOWPACK_EVOL:SNOWFLUX_GET',1,ZHOOK_HANDLE)
+
+ END SUBROUTINE SNOWFLUX_GET
+
+
+ SUBROUTINE SNOWFLUX_GET_TURB(PSNOWGRAN1,PSNOWGRAN2, &
+ PSNOWLIQ,PSNOWHIST,PRHOA,PBLOWSNW_FLUX, &
+ PBLOWSNW_CONC,PVMOD,PCDSNOW,PZ0EFF,PMOB,PRI,PZREF,PZ0H, &
+ PUREF, HSNOWRES, PDIRCOSZW,PQSALT )
+
+ USE MODE_BLOWSNW_MBLUTL
+ USE MODD_BLOWSNW_SURF
+
+IMPLICIT NONE
+!
+!
+!! PURPOSE
+!! -------
+! Routine that compute emitted turbulent flux accounting for influence of
+! blown snow particles on the wind profile.
+! Return :
+! - emitted turbulent flux
+! - mobility index of emitted snow
+! - streamwise saltation flux
+! - Richardson number including particle-induced buoyancy
+! - modified drag coefficient for momentum
+!
+! Routine to be tested!!
+!
+! 0.1 declarations of arguments
+!
+!
+ REAL, INTENT(IN) :: PSNOWGRAN1,PSNOWGRAN2,PSNOWLIQ,PSNOWHIST
+!
+ REAL, INTENT(IN) :: PRHOA
+ REAL, INTENT(IN) :: PVMOD,PZ0EFF
+ REAL, INTENT(IN) :: PZREF, PZ0H, PUREF, PDIRCOSZW
+ REAL, DIMENSION(:) , INTENT(IN) :: PBLOWSNW_CONC
+
+ CHARACTER(LEN=*), INTENT(IN) :: HSNOWRES
+!
+ REAL, INTENT(INOUT) :: PCDSNOW, PRI
+!
+ REAL, INTENT(OUT) :: PMOB
+ REAL, DIMENSION(:) , INTENT(OUT) :: PBLOWSNW_FLUX
+ REAL, INTENT(OUT) :: PQSALT ! Streamwise saltation mass flux (kg/m/s)
+!
+! 0.2 declaration of local variables
+!
+ REAL :: ZMBLINDEX
+ REAL :: ZWIND_RFR_THR,ZWIND_FRC,ZWIND_FRC_THR
+ REAL :: ZCD_TEMP, ZCDN
+ REAL :: ZCONC_SALT
+ REAL :: ZRI_TOT ! Total richardson number (thermal + particle
+! buoyancy included)
+ REAL :: ZRI_PART ! Particle richardson number ( particle
+! buoyancy included)
+ REAL :: ZB,ZDELTA,ZY,ZY_DRIV,ZY_TEMP
+ INTEGER :: II,JJ
+ INTEGER :: NITER
+
+ REAL(KIND=JPRB) :: ZHOOK_HANDLE
+
+
+!
+! 0.3 Initialization
+!
+IF (LHOOK) CALL DR_HOOK('SNOWPACK_EVOL:SNOWFLUX_GET_TURB',0,ZHOOK_HANDLE)
+!
+ ZWIND_FRC = SQRT(PCDSNOW*PVMOD**2)
+ ZCD_TEMP = PCDSNOW ! Drag coefficient without particle-induced buoyancy
+! and increase in aerodynamic rougnhess due to saltation
+ ZRI_TOT = PRI ! Richardson number without particle-induced buoyancy
+! Parameters for Newton's method
+ ZDELTA = 0.01
+ JJ=0
+ ZB = ZWIND_FRC-999
+ NITER = 5 ! Number of iterations to compute u* and Conc_salt
+ !
+ ! Compute mobility index based on surface layer properties
+ PMOB = SNOW_MBL_INDEX(PSNOWGRAN1, PSNOWGRAN2);
+!
+! 1. Threshold Wind at 5m
+!
+ CALL WIND_RFR_THR(ZWIND_RFR_THR,PSNOWGRAN1,PSNOWGRAN2)
+!
+! 2. Threshold Friction velocity
+!
+ CALL WIND_FRC_THR(ZWIND_RFR_THR,PZ0EFF,ZWIND_FRC_THR)
+!
+! 3. Newton method to find u*, Ri and CD
+!
+DO WHILE(ABS(ZWIND_FRC-ZB)>0.001)
+ JJ=JJ+1
+ ZB=ZWIND_FRC
+ IF(JJ>NITER) EXIT
+ CALL SOLVE_CD(ZWIND_FRC+ZDELTA,PVMOD,PRHOA,PBLOWSNW_CONC(2),PZREF,PUREF,PDIRCOSZW, &
+ ZWIND_FRC_THR,PRI,PZ0EFF,HSNOWRES,PZ0H,ZY_TEMP,ZRI_TOT,ZCD_TEMP, &
+ PSNOWLIQ,PSNOWHIST)
+
+ CALL SOLVE_CD(ZWIND_FRC,PVMOD,PRHOA,PBLOWSNW_CONC(2),PZREF,PUREF,PDIRCOSZW, &
+ ZWIND_FRC_THR,PRI,PZ0EFF,HSNOWRES,PZ0H,ZY,ZRI_TOT,ZCD_TEMP, &
+ PSNOWLIQ,PSNOWHIST)
+
+ ZY_DRIV = (ZY_TEMP-ZY)/ZDELTA
+ ZWIND_FRC = ZB- ZY/ZY_DRIV
+END DO
+!
+! 4. Blown snow particles concentration in saltation (kg/m3)
+!
+ CALL CONC_SALT(ZCONC_SALT,ZWIND_FRC,ZWIND_FRC_THR,PRHOA,PQSALT, &
+ PSNOWLIQ,PSNOWHIST)
+!
+! 5. Turbulent flux of blown snow particles
+!
+ CALL SNOW_FLUX(ZCONC_SALT,PVMOD,PBLOWSNW_CONC,ZCD_TEMP,PBLOWSNW_FLUX)
+!
+! Snowdrfit does not occur when :
+! - surface layer is wet
+! - historical variable is higher than 1 : crust of non-transportable snow
+!
+ IF(PSNOWLIQ>0 .OR. PSNOWHIST>0) THEN
+ PBLOWSNW_FLUX(:)=0
+ ENDIF
+
+! Update Richardson number and drag coefficient for momentum
+ PRI = ZRI_TOT
+ PCDSNOW = ZCD_TEMP
+
+ IF (LHOOK) CALL DR_HOOK('SNOWPACK_EVOL:SNOWFLUX_GET_TURB',1,ZHOOK_HANDLE)
+
+ END SUBROUTINE SNOWFLUX_GET_TURB
+
+
+ SUBROUTINE SNOWEROSION(PSWE_REM,PSNOWHEAT,PSNOWDZ,PSNOWSWE, &
+ PSNOWRHO,PSNOWGRAN1,PSNOWGRAN2,PSNOWHIST,&
+ PSNOWAGE,PSNOWLIQ,INLVLS_USE,LAYER_USE, &
+ PVMOD, PTSTEP)
+!
+USE MODE_SNOW3L
+USE MODD_SNOW_PAR
+USE MODD_CSTS, ONLY : XLMTT, XTT, XCI
+USE MODE_BLOWSNW_MBLUTL
+!
+IMPLICIT NONE
+!
+!! PURPOSE
+!! -------
+!
+! Erosion of the snowpack surface layer :
+! reduces heat content, SWE and thickness
+!
+! ASSUMPTION: the snowpack surface layer is never totally eroded.
+! Total erosion is insured earlier.
+!
+! 0.1 declarations of arguments
+!
+!
+ REAL, INTENT(IN) :: PSWE_REM ! Snow mass to be removed
+! from the snow top layer (never exceed top layer thickness)
+ REAL, INTENT(IN) :: PVMOD, PTSTEP
+!
+! Top layers properties to be updated
+!
+ REAL, DIMENSION(:), INTENT(INOUT) :: PSNOWHEAT,PSNOWDZ,PSNOWSWE,PSNOWRHO, &
+ PSNOWGRAN1,PSNOWGRAN2,PSNOWHIST,PSNOWAGE,PSNOWLIQ
+
+ LOGICAL, DIMENSION(:), INTENT(INOUT) :: LAYER_USE
+ INTEGER,INTENT(INOUT) :: INLVLS_USE
+
+! 0.2 declaration of local variables
+!
+ REAL :: ZSNOW_REM
+ REAL ::ZSNOWHMASS,ZSNOWTEMP
+ REAL :: ZRMOB,ZRDRIFT,ZPROFEQ,ZRT,ZSNOWRHO2
+ REAL :: ZDRO, ZDGR1,ZDGR2
+ REAL, DIMENSION(SIZE(PSNOWRHO,1)) :: ZSCAP
+ INTEGER :: JLAYER,KNLVLS
+ LOGICAL :: OEVOL_GRAIN
+ REAL(KIND=JPRB) :: ZHOOK_HANDLE
+
+!
+! 0.3 initialization
+!
+IF (LHOOK) CALL DR_HOOK('SNOWPACK_EVOL:SNOWEROSION',0,ZHOOK_HANDLE)
+!
+ZSNOW_REM=0.0
+ZPROFEQ=0.0
+KNLVLS = SIZE(PSNOWSWE,1)
+!
+! Option to simulated evolution of snow properties in areas where
+! erosion occurs
+!
+OEVOL_GRAIN = .FALSE.
+
+
+! 1. Remove snow from surface layer
+
+ IF(PSWE_REM==PSNOWSWE(1)) THEN ! Surface layer is totally removed.
+ DO JLAYER=1,INLVLS_USE-1
+ PSNOWSWE(JLAYER)=PSNOWSWE(JLAYER+1)
+ PSNOWHEAT(JLAYER)=PSNOWHEAT(JLAYER+1)
+ PSNOWDZ(JLAYER)=PSNOWDZ(JLAYER+1)
+ PSNOWRHO(JLAYER)=PSNOWRHO(JLAYER+1)
+ PSNOWLIQ(JLAYER)=PSNOWLIQ(JLAYER+1)
+ PSNOWGRAN1(JLAYER)=PSNOWGRAN1(JLAYER+1)
+ PSNOWGRAN2(JLAYER)=PSNOWGRAN2(JLAYER+1)
+ PSNOWHIST(JLAYER)=PSNOWHIST(JLAYER+1)
+ PSNOWAGE(JLAYER)=PSNOWAGE(JLAYER+1)
+ ENDDO
+ PSNOWSWE(INLVLS_USE)=0.0
+ PSNOWRHO(INLVLS_USE)=999.
+ PSNOWDZ(INLVLS_USE)=0.
+ PSNOWGRAN1(INLVLS_USE)=0.
+ PSNOWGRAN2(INLVLS_USE)=0.
+ PSNOWHIST(INLVLS_USE)=0.
+ PSNOWAGE(INLVLS_USE)=0.
+ PSNOWHEAT(INLVLS_USE)=0.
+ PSNOWLIQ(INLVLS_USE)=0.
+ LAYER_USE(INLVLS_USE)=.FALSE.
+ INLVLS_USE=INLVLS_USE-1
+ ELSE
+ ZSCAP = SNOW3LSCAP(PSNOWRHO)
+ ZSNOWTEMP = XTT + (PSNOWHEAT(1) + &
+ XLMTT*PSNOWRHO(1)*PSNOWDZ(1))/ &
+ (ZSCAP(1)*MAX(XSNOWDMIN/KNLVLS,PSNOWDZ(1)))
+ ZSNOWTEMP = MIN(XTT, ZSNOWTEMP)
+ ZSNOWHMASS = PSWE_REM*(XCI*(ZSNOWTEMP-XTT)-XLMTT)
+!
+! 2.Reduce total pack depth
+ ZSNOW_REM=PSWE_REM/PSNOWRHO(1)
+ PSNOWDZ(1)=PSNOWDZ(1)-ZSNOW_REM
+! 3.Reduce heat content
+ PSNOWHEAT(1)=PSNOWHEAT(1)-ZSNOWHMASS
+ PSNOWSWE(1)=PSNOWDZ(1)*PSNOWRHO(1)
+! 4.Evolution of the remaining layer to simulate subgrid density increase
+! and grain shape and size evolution due snowdrift.
+ IF(OEVOL_GRAIN) THEN
+ DO JLAYER=1,INLVLS_USE
+ ZSNOWRHO2 = PSNOWRHO(JLAYER)
+ ZRMOB = SNOW_MBL_INDEX(PSNOWGRAN1(JLAYER),PSNOWGRAN2(JLAYER))
+ IF(PSNOWHIST(JLAYER).ge.2) ZRMOB = MIN(ZRMOB,-0.0583)
+ ZRDRIFT = ZRMOB-(2.868*EXP(-0.085*PVMOD)-1.)
+ ZPROFEQ = ZPROFEQ + 0.5* PSNOWDZ(JLAYER) * (3.25-ZRDRIFT)
+ ZRT=MAX(0.,ZRDRIFT*EXP(-ZPROFEQ/0.1))
+
+ IF(PSNOWRHO(JLAYER).lt.350.) THEN
+ ZDRO=(350.-PSNOWRHO(JLAYER))*PTSTEP/12./3600.*ZRT
+ PSNOWRHO(JLAYER)=MIN(350.,PSNOWRHO(JLAYER)+ZDRO)
+ PSNOWDZ(JLAYER)=PSNOWDZ(JLAYER)*ZSNOWRHO2/ &
+ PSNOWRHO(JLAYER)
+ END IF
+! Dendritic snow
+ IF (PSNOWGRAN1(JLAYER).lt.0.) THEN
+ ZDGR1=-PSNOWGRAN1(JLAYER)*PTSTEP/12./3600.*ZRT*0.5
+ ZDGR1=MIN(ZDGR1,-0.99*PSNOWGRAN1(JLAYER))
+ ZDGR2=ZRT*PTSTEP/12./3600.*(99.-PSNOWGRAN2(JLAYER))
+ PSNOWGRAN1(JLAYER)=PSNOWGRAN1(JLAYER)+ZDGR1
+ PSNOWGRAN2(JLAYER)=MIN(99.,PSNOWGRAN2(JLAYER)+zdgr2)
+ ELSE ! Non dendritic snow
+ ZDGR1=PTSTEP/12./3600.*ZRT*(99.-PSNOWGRAN1(JLAYER))
+ ZDGR2=PTSTEP/12./3600.*ZRT*5./10000.
+ PSNOWGRAN1(JLAYER)=MIN(99.,PSNOWGRAN1(JLAYER)+ZDGR1)
+ PSNOWGRAN2(JLAYER)=MAX(0.0003,PSNOWGRAN2(JLAYER)-ZDGR2)
+ END IF
+ END DO
+ END IF
+
+ END IF
+
+ IF (LHOOK) CALL DR_HOOK('SNOWPACK_EVOL:SNOWEROSION',1,ZHOOK_HANDLE)
+
+ END SUBROUTINE SNOWEROSION
+
+END SUBROUTINE SNOWPACK_EVOL