1 | ! Copyright (c) 2009, Centre National de la Recherche Scientifique |
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2 | ! All rights reserved. |
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3 | ! $Revision: 88 $, $Date: 2013-11-13 15:08:38 +0100 (mer. 13 nov. 2013) $ |
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4 | ! $URL: http://cfmip-obs-sim.googlecode.com/svn/stable/v1.4.0/actsim/lmd_ipsl_stats.F90 $ |
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5 | ! |
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6 | ! Redistribution and use in source and binary forms, with or without modification, are permitted |
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7 | ! provided that the following conditions are met: |
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8 | ! |
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9 | ! * Redistributions of source code must retain the above copyright notice, this list |
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10 | ! of conditions and the following disclaimer. |
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11 | ! * Redistributions in binary form must reproduce the above copyright notice, this list |
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12 | ! of conditions and the following disclaimer in the documentation and/or other materials |
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13 | ! provided with the distribution. |
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14 | ! * Neither the name of the LMD/IPSL/CNRS/UPMC nor the names of its |
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15 | ! contributors may be used to endorse or promote products derived from this software without |
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16 | ! specific prior written permission. |
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17 | ! |
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18 | ! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR |
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19 | ! IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
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20 | ! FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
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21 | ! CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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22 | ! DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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23 | ! DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER |
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24 | ! IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
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25 | ! OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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26 | |
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27 | |
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28 | !------------------------------------------------------------------------------------ |
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29 | ! Authors: Sandrine Bony and Helene Chepfer (LMD/IPSL, CNRS, UPMC, France). |
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30 | !------------------------------------------------------------------------------------ |
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31 | MODULE MOD_LMD_IPSL_STATS |
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32 | USE MOD_LLNL_STATS |
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33 | IMPLICIT NONE |
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34 | |
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35 | CONTAINS |
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36 | SUBROUTINE diag_lidar(npoints,ncol,llm,max_bin,nrefl & |
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37 | ,tmp,pnorm,pnorm_perp,pmol,refl,land,pplay,undef,ok_lidar_cfad & |
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38 | ,cfad2,srbval,ncat,lidarcld,lidarcldphase,cldlayer,cldlayerphase & |
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39 | ,lidarcldtmp,parasolrefl) |
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40 | ! |
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41 | ! ----------------------------------------------------------------------------------- |
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42 | ! Lidar outputs : |
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43 | ! |
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44 | ! Diagnose cloud fraction (3D cloud fraction + low/middle/high/total cloud fraction) |
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45 | ! and phase cloud fraction (3D, low/mid/high/total and 3D temperature) |
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46 | ! from the lidar signals (ATB, ATBperp and molecular ATB) computed from model outputs |
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47 | ! + |
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48 | ! Compute CFADs of lidar scattering ratio SR and of depolarization index |
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49 | ! |
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50 | ! Authors: Sandrine Bony and Helene Chepfer (LMD/IPSL, CNRS, UPMC, France). |
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51 | ! |
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52 | ! December 2008, S. Bony, H. Chepfer and J-L. Dufresne : |
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53 | ! - change of the cloud detection threshold S_cld from 3 to 5, for better |
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54 | ! with both day and night observations. The optical thinest clouds are missed. |
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55 | ! - remove of the detection of the first fully attenuated layer encountered from above. |
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56 | ! December 2008, A. Bodas-Salcedo: |
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57 | ! - Dimensions of pmol reduced to (npoints,llm) |
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58 | ! August 2009, A. Bodas-Salcedo: |
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59 | ! - Warning message regarding PARASOL being valid only over ocean deleted. |
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60 | ! February 2010, A. Bodas-Salcedo: |
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61 | ! - Undef passed into cosp_cfad_sr |
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62 | ! June 2010, T. Yokohata, T. Nishimura and K. Ogochi |
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63 | ! Optimisation of COSP_CFAD_SR |
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64 | ! |
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65 | ! January 2013, G. Cesana, H. Chepfer: |
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66 | ! - Add the perpendicular component of the backscattered signal (pnorm_perp) in the arguments |
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67 | ! - Add the temperature (tmp) in the arguments |
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68 | ! - Add the 3D Phase cloud fraction (lidarcldphase) in the arguments |
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69 | ! - Add the Phase low mid high cloud fraction (cldlayerphase) in the arguments |
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70 | ! - Add the 3D Phase cloud fraction as a function of temperature (lidarcldtmp) in the arguments |
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71 | ! - Modification of the phase diagnosis within the COSP_CLDFRAC routine to integrate the phase |
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72 | ! diagnosis (3D, low/mid/high, 3D temperature) |
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73 | ! Reference: Cesana G. and H. Chepfer (2013): Evaluation of the cloud water phase |
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74 | ! in a climate model using CALIPSO-GOCCP, J. Geophys. Res., doi: 10.1002/jgrd.50376 |
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75 | ! |
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76 | ! ------------------------------------------------------------------------------------ |
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77 | |
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78 | ! c inputs : |
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79 | integer npoints |
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80 | integer ncol |
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81 | integer llm |
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82 | integer max_bin ! nb of bins for SR CFADs |
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83 | integer ncat ! nb of cloud layer types (low,mid,high,total) |
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84 | integer nrefl ! nb of solar zenith angles for parasol reflectances |
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85 | |
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86 | real undef ! undefined value |
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87 | real pnorm(npoints,ncol,llm) ! lidar ATB |
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88 | real pmol(npoints,llm) ! molecular ATB |
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89 | real land(npoints) ! Landmask [0 - Ocean, 1 - Land] |
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90 | real pplay(npoints,llm) ! pressure on model levels (Pa) |
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91 | logical ok_lidar_cfad ! true if lidar CFAD diagnostics need to be computed |
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92 | real refl(npoints,ncol,nrefl) ! subgrid parasol reflectance ! parasol |
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93 | real tmp(npoints,llm) ! temp at each levels |
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94 | real pnorm_perp(npoints,ncol,llm) ! lidar perpendicular ATB |
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95 | |
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96 | ! c outputs : |
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97 | real lidarcld(npoints,llm) ! 3D "lidar" cloud fraction |
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98 | real sub(npoints,llm) ! 3D "lidar" indice |
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99 | real cldlayer(npoints,ncat) ! "lidar" cloud layer fraction (low, mid, high, total) |
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100 | |
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101 | real cfad2(npoints,max_bin,llm) ! CFADs of SR |
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102 | real srbval(max_bin) ! SR bins in CFADs |
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103 | real parasolrefl(npoints,nrefl)! grid-averaged parasol reflectance |
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104 | |
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105 | ! c threshold for cloud detection : |
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106 | real S_clr |
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107 | parameter (S_clr = 1.2) |
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108 | real S_cld |
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109 | parameter (S_cld = 5.) ! Thresold for cloud detection |
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110 | real S_att |
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111 | parameter (S_att = 0.01) |
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112 | |
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113 | ! c local variables : |
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114 | integer ic,k,i,j |
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115 | real x3d(npoints,ncol,llm) |
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116 | real x3d_c(npoints,llm),pnorm_c(npoints,llm) |
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117 | real xmax |
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118 | |
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119 | ! Output variables |
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120 | integer,parameter :: nphase = 6 ! nb of cloud layer phase types (ice,liquid,undefined,false ice,false liquid,Percent of ice) |
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121 | real lidarcldphase(npoints,llm,nphase) ! 3D "lidar" phase cloud fraction |
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122 | real lidarcldtmp(npoints,40,5) ! 3D "lidar" phase cloud fraction as a function of temp |
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123 | real cldlayerphase(npoints,ncat,nphase) ! "lidar" phase low mid high cloud fraction |
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124 | |
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125 | ! SR detection threshold |
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126 | real, parameter :: S_cld_att = 30. ! New threshold for undefine cloud phase detection |
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127 | |
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128 | |
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129 | ! |
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130 | ! c ------------------------------------------------------- |
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131 | ! c 0- Initializations |
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132 | ! c ------------------------------------------------------- |
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133 | ! |
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134 | ! Should be modified in future version |
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135 | xmax=undef-1.0 |
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136 | |
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137 | ! c ------------------------------------------------------- |
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138 | ! c 1- Lidar scattering ratio : |
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139 | ! c ------------------------------------------------------- |
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140 | |
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141 | do ic = 1, ncol |
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142 | pnorm_c = pnorm(:,ic,:) |
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143 | where ((pnorm_c.lt.xmax) .and. (pmol.lt.xmax) .and. (pmol.gt. 0.0 )) |
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144 | x3d_c = pnorm_c/pmol |
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145 | elsewhere |
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146 | x3d_c = undef |
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147 | end where |
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148 | x3d(:,ic,:) = x3d_c |
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149 | enddo |
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150 | |
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151 | ! c ------------------------------------------------------- |
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152 | ! c 2- Diagnose cloud fractions (3D, low, middle, high, total) |
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153 | ! c from subgrid-scale lidar scattering ratios : |
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154 | ! c ------------------------------------------------------- |
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155 | |
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156 | CALL COSP_CLDFRAC(npoints,ncol,llm,ncat,nphase, & |
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157 | tmp,x3d,pnorm,pnorm_perp,pplay, S_att,S_cld,S_cld_att,undef,lidarcld, & |
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158 | cldlayer,lidarcldphase,sub,cldlayerphase,lidarcldtmp) |
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159 | |
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160 | ! c ------------------------------------------------------- |
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161 | ! c 3- CFADs |
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162 | ! c ------------------------------------------------------- |
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163 | if (ok_lidar_cfad) then |
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164 | ! |
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165 | ! c CFADs of subgrid-scale lidar scattering ratios : |
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166 | ! c ------------------------------------------------------- |
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167 | CALL COSP_CFAD_SR(npoints,ncol,llm,max_bin,undef, & |
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168 | x3d, & |
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169 | S_att,S_clr,xmax,cfad2,srbval) |
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170 | |
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171 | endif ! ok_lidar_cfad |
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172 | ! c ------------------------------------------------------- |
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173 | |
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174 | ! c ------------------------------------------------------- |
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175 | ! c 4- Compute grid-box averaged Parasol reflectances |
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176 | ! c ------------------------------------------------------- |
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177 | |
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178 | parasolrefl(:,:) = 0.0 |
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179 | |
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180 | do k = 1, nrefl |
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181 | do ic = 1, ncol |
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182 | parasolrefl(:,k) = parasolrefl(:,k) + refl(:,ic,k) |
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183 | enddo |
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184 | enddo |
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185 | |
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186 | do k = 1, nrefl |
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187 | parasolrefl(:,k) = parasolrefl(:,k) / float(ncol) |
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188 | ! if land=1 -> parasolrefl=undef |
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189 | ! if land=0 -> parasolrefl=parasolrefl |
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190 | parasolrefl(:,k) = parasolrefl(:,k) * MAX(1.0-land(:),0.0) & |
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191 | + (1.0 - MAX(1.0-land(:),0.0))*undef |
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192 | enddo |
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193 | |
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194 | RETURN |
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195 | END SUBROUTINE diag_lidar |
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196 | |
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197 | |
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198 | !%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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199 | !-------------------- FUNCTION COSP_CFAD_SR ------------------------ |
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200 | ! Author: Sandrine Bony (LMD/IPSL, CNRS, Paris) |
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201 | !%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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202 | SUBROUTINE COSP_CFAD_SR(Npoints,Ncolumns,Nlevels,Nbins,undef, & |
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203 | x,S_att,S_clr,xmax,cfad,srbval) |
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204 | IMPLICIT NONE |
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205 | |
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206 | !--- Input arguments |
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207 | ! Npoints: Number of horizontal points |
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208 | ! Ncolumns: Number of subcolumns |
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209 | ! Nlevels: Number of levels |
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210 | ! Nbins: Number of x axis bins |
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211 | ! xmax: maximum value allowed for x |
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212 | ! S_att: Threshold for full attenuation |
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213 | ! S_clr: Threshold for clear-sky layer |
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214 | ! |
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215 | !--- Input-Outout arguments |
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216 | ! x: variable to process (Npoints,Ncolumns,Nlevels), mofified where saturation occurs |
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217 | ! |
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218 | ! -- Output arguments |
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219 | ! srbval : values of the histogram bins |
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220 | ! cfad: 2D histogram on each horizontal point |
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221 | |
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222 | ! Input arguments |
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223 | integer Npoints,Ncolumns,Nlevels,Nbins |
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224 | real xmax,S_att,S_clr,undef |
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225 | ! Input-output arguments |
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226 | real x(Npoints,Ncolumns,Nlevels) |
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227 | ! Output : |
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228 | real cfad(Npoints,Nbins,Nlevels) |
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229 | real srbval(Nbins) |
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230 | ! Local variables |
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231 | integer i, j, k, ib |
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232 | real srbval_ext(0:Nbins) |
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233 | |
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234 | ! c ------------------------------------------------------- |
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235 | ! c 0- Initializations |
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236 | ! c ------------------------------------------------------- |
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237 | if ( Nbins .lt. 6) return |
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238 | |
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239 | srbval(1) = S_att |
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240 | srbval(2) = S_clr |
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241 | srbval(3) = 3.0 |
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242 | srbval(4) = 5.0 |
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243 | srbval(5) = 7.0 |
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244 | srbval(6) = 10.0 |
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245 | do i = 7, MIN(10,Nbins) |
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246 | srbval(i) = srbval(i-1) + 5.0 |
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247 | enddo |
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248 | DO i = 11, MIN(13,Nbins) |
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249 | srbval(i) = srbval(i-1) + 10.0 |
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250 | enddo |
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251 | srbval(MIN(14,Nbins)) = 80.0 |
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252 | srbval(Nbins) = xmax |
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253 | cfad(:,:,:) = 0.0 |
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254 | |
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255 | srbval_ext(1:Nbins) = srbval |
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256 | srbval_ext(0) = -1.0 |
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257 | ! c ------------------------------------------------------- |
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258 | ! c c- Compute CFAD |
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259 | ! c ------------------------------------------------------- |
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260 | do j = 1, Nlevels |
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261 | do ib = 1, Nbins |
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262 | do k = 1, Ncolumns |
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263 | do i = 1, Npoints |
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264 | if (x(i,k,j) /= undef) then |
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265 | if ((x(i,k,j).gt.srbval_ext(ib-1)).and.(x(i,k,j).le.srbval_ext(ib))) & |
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266 | cfad(i,ib,j) = cfad(i,ib,j) + 1.0 |
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267 | else |
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268 | cfad(i,ib,j) = undef |
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269 | endif |
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270 | enddo |
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271 | enddo |
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272 | enddo |
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273 | enddo |
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274 | |
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275 | where (cfad .ne. undef) cfad = cfad / float(Ncolumns) |
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276 | |
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277 | ! c ------------------------------------------------------- |
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278 | RETURN |
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279 | END SUBROUTINE COSP_CFAD_SR |
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280 | |
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281 | |
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282 | !%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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283 | !-------------------- SUBROUTINE COSP_CLDFRAC ------------------- |
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284 | ! c Purpose: Cloud fraction diagnosed from lidar measurements |
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285 | !%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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286 | SUBROUTINE COSP_CLDFRAC(Npoints,Ncolumns,Nlevels,Ncat,Nphase, & |
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287 | tmp,x,ATB,ATBperp,pplay,S_att,S_cld,S_cld_att,undef,lidarcld, & |
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288 | cldlayer,lidarcldphase,nsub,cldlayerphase,lidarcldtemp) |
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289 | |
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290 | |
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291 | IMPLICIT NONE |
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292 | ! Input arguments |
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293 | integer Npoints,Ncolumns,Nlevels,Ncat |
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294 | real x(Npoints,Ncolumns,Nlevels) |
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295 | |
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296 | |
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297 | ! Local parameters |
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298 | integer nphase ! nb of cloud layer phase types |
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299 | ! (ice,liquid,undefined,false ice,false liquid,Percent of ice) |
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300 | integer,parameter :: Ntemp=40 ! indice of the temperature vector |
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301 | integer ip, k, iz, ic, ncol, nlev, i, itemp ! loop indice |
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302 | real S_cld_att ! New threshold for undefine cloud phase detection (SR=30) |
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303 | integer toplvlsat ! level of the first cloud with SR>30 |
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304 | real alpha50, beta50, gamma50, delta50, epsilon50, zeta50 ! Polynomial Coef of the phase |
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305 | ! discrimination line |
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306 | |
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307 | ! Input variables |
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308 | real tmp(Npoints,Nlevels) ! temperature |
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309 | real ATB(Npoints,Ncolumns,Nlevels) ! 3D Attenuated backscatter |
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310 | real ATBperp(Npoints,Ncolumns,Nlevels) ! 3D perpendicular attenuated backscatter |
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311 | real pplay(Npoints,Nlevels) |
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312 | real S_att,S_cld |
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313 | real undef |
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314 | |
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315 | ! Output variables |
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316 | real lidarcldtemp(Npoints,Ntemp,5) ! 3D Temperature 1=tot,2=ice,3=liq,4=undef,5=ice/ice+liq |
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317 | real tempmod(Ntemp+1) ! temperature bins |
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318 | real lidarcldphase(Npoints,Nlevels,Nphase) ! 3D cloud phase fraction |
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319 | real cldlayerphase(Npoints,Ncat,Nphase) ! low, middle, high, total cloud fractions for ice liquid and undefine phase |
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320 | real lidarcld(Npoints,Nlevels) ! 3D cloud fraction |
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321 | real cldlayer(Npoints,Ncat) ! low, middle, high, total cloud fractions |
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322 | |
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323 | ! Local variables |
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324 | real tmpi(Npoints,Ncolumns,Nlevels) ! temperature of ice cld |
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325 | real tmpl(Npoints,Ncolumns,Nlevels) ! temperature of liquid cld |
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326 | real tmpu(Npoints,Ncolumns,Nlevels) ! temperature of undef cld |
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327 | |
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328 | real checktemp, ATBperp_tmp ! temporary variable |
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329 | real checkcldlayerphase, checkcldlayerphase2 ! temporary variable |
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330 | real sumlidarcldtemp(Npoints,Ntemp) ! temporary variable |
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331 | |
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332 | real cldlayphase(Npoints,Ncolumns,Ncat,Nphase) ! subgrided low mid high phase cloud fraction |
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333 | real cldlayerphasetmp(Npoints,Ncat) ! temporary variable |
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334 | real cldlayerphasesum(Npoints,Ncat) ! temporary variable |
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335 | real lidarcldtempind(Npoints,Ntemp) ! 3D Temperature indice |
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336 | real lidarcldphasetmp(Npoints,Nlevels) ! 3D sum of ice and liquid cloud occurences |
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337 | |
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338 | |
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339 | ! Local variables |
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340 | real p1 |
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341 | real cldy(Npoints,Ncolumns,Nlevels) |
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342 | real srok(Npoints,Ncolumns,Nlevels) |
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343 | real cldlay(Npoints,Ncolumns,Ncat) |
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344 | real nsublay(Npoints,Ncolumns,Ncat), nsublayer(Npoints,Ncat) |
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345 | real nsub(Npoints,Nlevels) |
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346 | |
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347 | #ifdef SYS_SX |
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348 | real cldlay1(Npoints,Ncolumns) |
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349 | real cldlay2(Npoints,Ncolumns) |
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350 | real cldlay3(Npoints,Ncolumns) |
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351 | real nsublay1(Npoints,Ncolumns) |
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352 | real nsublay2(Npoints,Ncolumns) |
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353 | real nsublay3(Npoints,Ncolumns) |
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354 | #endif |
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355 | |
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356 | |
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357 | |
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358 | |
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359 | ! --------------------------------------------------------------- |
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360 | ! 1- initialization |
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361 | ! --------------------------------------------------------------- |
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362 | |
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363 | if ( Ncat .ne. 4 ) then |
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364 | print *,'Error in lmd_ipsl_stats.cosp_cldfrac, Ncat must be 4, not',Ncat |
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365 | stop |
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366 | endif |
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367 | |
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368 | lidarcld = 0.0 |
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369 | nsub = 0.0 |
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370 | cldlay = 0.0 |
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371 | nsublay = 0.0 |
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372 | |
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373 | ATBperp_tmp = 0. |
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374 | lidarcldphase(:,:,:) = 0. |
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375 | cldlayphase(:,:,:,:) = 0. |
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376 | cldlayerphase(:,:,:) = 0. |
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377 | tmpi(:,:,:) = 0. |
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378 | tmpl(:,:,:) = 0. |
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379 | tmpu(:,:,:) = 0. |
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380 | cldlayerphasesum(:,:) = 0. |
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381 | lidarcldtemp(:,:,:) = 0. |
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382 | lidarcldtempind(:,:) = 0. |
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383 | sumlidarcldtemp(:,:) = 0. |
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384 | toplvlsat=0 |
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385 | lidarcldphasetmp(:,:) = 0. |
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386 | |
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387 | ! temperature bins |
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388 | tempmod=(/-273.15,-90.,-87.,-84.,-81.,-78.,-75.,-72.,-69.,-66.,-63.,-60.,-57., & |
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389 | -54.,-51.,-48.,-45.,-42.,-39.,-36.,-33.,-30.,-27.,-24.,-21.,-18., & |
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390 | -15.,-12.,-9.,-6.,-3.,0.,3.,6.,9.,12.,15.,18.,21.,24.,200. /) |
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391 | |
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392 | ! convert C to K |
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393 | tempmod=tempmod+273.15 |
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394 | |
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395 | ! Polynomial coefficient of the phase discrimination line used to separate liquid from ice |
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396 | ! (Cesana and Chepfer, JGR, 2013) |
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397 | ! ATBperp = ATB^5*alpha50 + ATB^4*beta50 + ATB^3*gamma50 + ATB^2*delta50 + ATB*epsilon50 + zeta50 |
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398 | alpha50 = 9.0322e+15 |
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399 | beta50 = -2.1358e+12 |
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400 | gamma50 = 173.3963e06 |
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401 | delta50 = -3.9514e03 |
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402 | epsilon50 = 0.2559 |
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403 | zeta50 = -9.4776e-07 |
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404 | |
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405 | |
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406 | ! --------------------------------------------------------------- |
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407 | ! 2- Cloud detection |
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408 | ! --------------------------------------------------------------- |
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409 | |
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410 | do k = 1, Nlevels |
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411 | |
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412 | ! cloud detection at subgrid-scale: |
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413 | where ( (x(:,:,k).gt.S_cld) .and. (x(:,:,k).ne. undef) ) |
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414 | cldy(:,:,k)=1.0 |
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415 | elsewhere |
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416 | cldy(:,:,k)=0.0 |
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417 | endwhere |
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418 | |
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419 | ! number of usefull sub-columns: |
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420 | where ( (x(:,:,k).gt.S_att) .and. (x(:,:,k).ne. undef) ) |
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421 | srok(:,:,k)=1.0 |
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422 | elsewhere |
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423 | srok(:,:,k)=0.0 |
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424 | endwhere |
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425 | |
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426 | enddo ! k |
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427 | |
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428 | |
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429 | ! --------------------------------------------------------------- |
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430 | ! 3- grid-box 3D cloud fraction and layered cloud fractions (ISCCP pressure |
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431 | ! categories) : |
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432 | ! --------------------------------------------------------------- |
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433 | lidarcld = 0.0 |
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434 | nsub = 0.0 |
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435 | #ifdef SYS_SX |
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436 | !! XXX: Use cldlay[1-3] and nsublay[1-3] to avoid bank-conflicts. |
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437 | cldlay1 = 0.0 |
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438 | cldlay2 = 0.0 |
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439 | cldlay3 = 0.0 |
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440 | cldlay(:,:,4) = 0.0 !! XXX: Ncat == 4 |
---|
441 | nsublay1 = 0.0 |
---|
442 | nsublay2 = 0.0 |
---|
443 | nsublay3 = 0.0 |
---|
444 | nsublay(:,:,4) = 0.0 |
---|
445 | |
---|
446 | do k = Nlevels, 1, -1 |
---|
447 | do ic = 1, Ncolumns |
---|
448 | do ip = 1, Npoints |
---|
449 | |
---|
450 | if(srok(ip,ic,k).gt.0.)then |
---|
451 | ! Computation of the cloud fraction as a function of the temperature |
---|
452 | ! instead of height, for ice,liquid and all clouds |
---|
453 | do itemp=1,Ntemp |
---|
454 | if( (tmp(ip,k).ge.tempmod(itemp)).and.(tmp(ip,k).lt.tempmod(itemp+1)) )then |
---|
455 | lidarcldtempind(ip,itemp)=lidarcldtempind(ip,itemp)+1. |
---|
456 | endif |
---|
457 | enddo |
---|
458 | endif |
---|
459 | |
---|
460 | if (cldy(ip,ic,k).eq.1.) then |
---|
461 | do itemp=1,Ntemp |
---|
462 | if( (tmp(ip,k).ge.tempmod(itemp)).and.(tmp(ip,k).lt.tempmod(itemp+1)) )then |
---|
463 | lidarcldtemp(ip,itemp,1)=lidarcldtemp(ip,itemp,1)+1. |
---|
464 | endif |
---|
465 | enddo |
---|
466 | endif |
---|
467 | |
---|
468 | p1 = pplay(ip,k) |
---|
469 | |
---|
470 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high clouds |
---|
471 | cldlay3(ip,ic) = MAX(cldlay3(ip,ic), cldy(ip,ic,k)) |
---|
472 | nsublay3(ip,ic) = MAX(nsublay3(ip,ic), srok(ip,ic,k)) |
---|
473 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid clouds |
---|
474 | cldlay2(ip,ic) = MAX(cldlay2(ip,ic), cldy(ip,ic,k)) |
---|
475 | nsublay2(ip,ic) = MAX(nsublay2(ip,ic), srok(ip,ic,k)) |
---|
476 | else |
---|
477 | cldlay1(ip,ic) = MAX(cldlay1(ip,ic), cldy(ip,ic,k)) |
---|
478 | nsublay1(ip,ic) = MAX(nsublay1(ip,ic), srok(ip,ic,k)) |
---|
479 | endif |
---|
480 | |
---|
481 | cldlay(ip,ic,4) = MAX(cldlay(ip,ic,4), cldy(ip,ic,k)) |
---|
482 | lidarcld(ip,k)=lidarcld(ip,k) + cldy(ip,ic,k) |
---|
483 | nsublay(ip,ic,4) = MAX(nsublay(ip,ic,4),srok(ip,ic,k)) |
---|
484 | nsub(ip,k)=nsub(ip,k) + srok(ip,ic,k) |
---|
485 | enddo |
---|
486 | enddo |
---|
487 | enddo |
---|
488 | cldlay(:,:,1) = cldlay1 |
---|
489 | cldlay(:,:,2) = cldlay2 |
---|
490 | cldlay(:,:,3) = cldlay3 |
---|
491 | nsublay(:,:,1) = nsublay1 |
---|
492 | nsublay(:,:,2) = nsublay2 |
---|
493 | nsublay(:,:,3) = nsublay3 |
---|
494 | #else |
---|
495 | cldlay = 0.0 |
---|
496 | nsublay = 0.0 |
---|
497 | do k = Nlevels, 1, -1 |
---|
498 | do ic = 1, Ncolumns |
---|
499 | do ip = 1, Npoints |
---|
500 | |
---|
501 | ! Computation of the cloud fraction as a function of the temperature |
---|
502 | ! instead of height, for ice,liquid and all clouds |
---|
503 | if(srok(ip,ic,k).gt.0.)then |
---|
504 | do itemp=1,Ntemp |
---|
505 | if( (tmp(ip,k).ge.tempmod(itemp)).and.(tmp(ip,k).lt.tempmod(itemp+1)) )then |
---|
506 | lidarcldtempind(ip,itemp)=lidarcldtempind(ip,itemp)+1. |
---|
507 | endif |
---|
508 | enddo |
---|
509 | endif |
---|
510 | |
---|
511 | if(cldy(ip,ic,k).eq.1.)then |
---|
512 | do itemp=1,Ntemp |
---|
513 | if( (tmp(ip,k).ge.tempmod(itemp)).and.(tmp(ip,k).lt.tempmod(itemp+1)) )then |
---|
514 | lidarcldtemp(ip,itemp,1)=lidarcldtemp(ip,itemp,1)+1. |
---|
515 | endif |
---|
516 | enddo |
---|
517 | endif |
---|
518 | ! |
---|
519 | |
---|
520 | iz=1 |
---|
521 | p1 = pplay(ip,k) |
---|
522 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high clouds |
---|
523 | iz=3 |
---|
524 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid clouds |
---|
525 | iz=2 |
---|
526 | endif |
---|
527 | |
---|
528 | cldlay(ip,ic,iz) = MAX(cldlay(ip,ic,iz),cldy(ip,ic,k)) |
---|
529 | cldlay(ip,ic,4) = MAX(cldlay(ip,ic,4),cldy(ip,ic,k)) |
---|
530 | lidarcld(ip,k)=lidarcld(ip,k) + cldy(ip,ic,k) |
---|
531 | |
---|
532 | nsublay(ip,ic,iz) = MAX(nsublay(ip,ic,iz),srok(ip,ic,k)) |
---|
533 | nsublay(ip,ic,4) = MAX(nsublay(ip,ic,4),srok(ip,ic,k)) |
---|
534 | nsub(ip,k)=nsub(ip,k) + srok(ip,ic,k) |
---|
535 | |
---|
536 | enddo |
---|
537 | enddo |
---|
538 | enddo |
---|
539 | #endif |
---|
540 | |
---|
541 | |
---|
542 | ! -- grid-box 3D cloud fraction |
---|
543 | |
---|
544 | where ( nsub(:,:).gt.0.0 ) |
---|
545 | lidarcld(:,:) = lidarcld(:,:)/nsub(:,:) |
---|
546 | elsewhere |
---|
547 | lidarcld(:,:) = undef |
---|
548 | endwhere |
---|
549 | |
---|
550 | ! -- layered cloud fractions |
---|
551 | |
---|
552 | cldlayer = 0.0 |
---|
553 | nsublayer = 0.0 |
---|
554 | |
---|
555 | do iz = 1, Ncat |
---|
556 | do ic = 1, Ncolumns |
---|
557 | |
---|
558 | cldlayer(:,iz)=cldlayer(:,iz) + cldlay(:,ic,iz) |
---|
559 | nsublayer(:,iz)=nsublayer(:,iz) + nsublay(:,ic,iz) |
---|
560 | |
---|
561 | enddo |
---|
562 | enddo |
---|
563 | where ( nsublayer(:,:).gt.0.0 ) |
---|
564 | cldlayer(:,:) = cldlayer(:,:)/nsublayer(:,:) |
---|
565 | elsewhere |
---|
566 | cldlayer(:,:) = undef |
---|
567 | endwhere |
---|
568 | |
---|
569 | ! --------------------------------------------------------------- |
---|
570 | ! 4- grid-box 3D cloud Phase : |
---|
571 | ! --------------------------------------------------------------- |
---|
572 | ! --------------------------------------------------------------- |
---|
573 | ! 4.1 - For Cloudy pixels with 8.16km < z < 19.2km |
---|
574 | ! --------------------------------------------------------------- |
---|
575 | do ncol=1,Ncolumns |
---|
576 | do i=1,Npoints |
---|
577 | |
---|
578 | do nlev=Nlevels,18,-1 ! from 19.2km until 8.16km |
---|
579 | p1 = pplay(i,nlev) |
---|
580 | |
---|
581 | |
---|
582 | ! Avoid zero values |
---|
583 | if( (cldy(i,ncol,nlev).eq.1.) .and. (ATBperp(i,ncol,nlev).gt.0.) )then |
---|
584 | ! Computation of the ATBperp along the phase discrimination line |
---|
585 | ATBperp_tmp = (ATB(i,ncol,nlev)**5)*alpha50 + (ATB(i,ncol,nlev)**4)*beta50 + & |
---|
586 | (ATB(i,ncol,nlev)**3)*gamma50 + (ATB(i,ncol,nlev)**2)*delta50 + & |
---|
587 | ATB(i,ncol,nlev)*epsilon50 + zeta50 |
---|
588 | |
---|
589 | !____________________________________________________________________________________________________ |
---|
590 | ! |
---|
591 | !4.1.a Ice: ATBperp above the phase discrimination line |
---|
592 | !____________________________________________________________________________________________________ |
---|
593 | ! |
---|
594 | if( (ATBperp(i,ncol,nlev)-ATBperp_tmp).ge.0. )then ! Ice clouds |
---|
595 | ! ICE with temperature above 273,15°K = Liquid (false ice) |
---|
596 | if(tmp(i,nlev).gt.273.15)then ! Temperature above 273,15 K |
---|
597 | ! Liquid: False ice corrected by the temperature to Liquid |
---|
598 | lidarcldphase(i,nlev,2)=lidarcldphase(i,nlev,2)+1. ! false ice detection ==> added to Liquid |
---|
599 | tmpl(i,ncol,nlev)=tmp(i,nlev) |
---|
600 | lidarcldphase(i,nlev,5)=lidarcldphase(i,nlev,5)+1. ! keep the information "temperature criterium used" |
---|
601 | ! to classify the phase cloud |
---|
602 | cldlayphase(i,ncol,4,2) = 1. ! tot cloud |
---|
603 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high cloud |
---|
604 | cldlayphase(i,ncol,3,2) = 1. |
---|
605 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid cloud |
---|
606 | cldlayphase(i,ncol,2,2) = 1. |
---|
607 | else ! low cloud |
---|
608 | cldlayphase(i,ncol,1,2) = 1. |
---|
609 | endif |
---|
610 | cldlayphase(i,ncol,4,5) = 1. ! tot cloud |
---|
611 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high cloud |
---|
612 | cldlayphase(i,ncol,3,5) = 1. |
---|
613 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid cloud |
---|
614 | cldlayphase(i,ncol,2,5) = 1. |
---|
615 | else ! low cloud |
---|
616 | cldlayphase(i,ncol,1,5) = 1. |
---|
617 | endif |
---|
618 | |
---|
619 | else |
---|
620 | ! ICE with temperature below 273,15°K |
---|
621 | lidarcldphase(i,nlev,1)=lidarcldphase(i,nlev,1)+1. |
---|
622 | tmpi(i,ncol,nlev)=tmp(i,nlev) |
---|
623 | cldlayphase(i,ncol,4,1) = 1. ! tot cloud |
---|
624 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high cloud |
---|
625 | cldlayphase(i,ncol,3,1) = 1. |
---|
626 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid cloud |
---|
627 | cldlayphase(i,ncol,2,1) = 1. |
---|
628 | else ! low cloud |
---|
629 | cldlayphase(i,ncol,1,1) = 1. |
---|
630 | endif |
---|
631 | |
---|
632 | endif |
---|
633 | |
---|
634 | !____________________________________________________________________________________________________ |
---|
635 | ! |
---|
636 | ! 4.1.b Liquid: ATBperp below the phase discrimination line |
---|
637 | !____________________________________________________________________________________________________ |
---|
638 | ! |
---|
639 | else ! Liquid clouds |
---|
640 | ! Liquid with temperature above 231,15°K |
---|
641 | if(tmp(i,nlev).gt.231.15)then |
---|
642 | lidarcldphase(i,nlev,2)=lidarcldphase(i,nlev,2)+1. |
---|
643 | tmpl(i,ncol,nlev)=tmp(i,nlev) |
---|
644 | cldlayphase(i,ncol,4,2) = 1. ! tot cloud |
---|
645 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high cloud |
---|
646 | cldlayphase(i,ncol,3,2) = 1. |
---|
647 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid cloud |
---|
648 | cldlayphase(i,ncol,2,2) = 1. |
---|
649 | else ! low cloud |
---|
650 | cldlayphase(i,ncol,1,2) = 1. |
---|
651 | endif |
---|
652 | |
---|
653 | else |
---|
654 | ! Liquid with temperature below 231,15°K = Ice (false liquid) |
---|
655 | tmpi(i,ncol,nlev)=tmp(i,nlev) |
---|
656 | lidarcldphase(i,nlev,1)=lidarcldphase(i,nlev,1)+1. ! false liquid detection ==> added to ice |
---|
657 | lidarcldphase(i,nlev,4)=lidarcldphase(i,nlev,4)+1. ! keep the information "temperature criterium used" |
---|
658 | ! to classify the phase cloud |
---|
659 | cldlayphase(i,ncol,4,4) = 1. ! tot cloud |
---|
660 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high cloud |
---|
661 | cldlayphase(i,ncol,3,4) = 1. |
---|
662 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid cloud |
---|
663 | cldlayphase(i,ncol,2,4) = 1. |
---|
664 | else ! low cloud |
---|
665 | cldlayphase(i,ncol,1,4) = 1. |
---|
666 | endif |
---|
667 | cldlayphase(i,ncol,4,1) = 1. ! tot cloud |
---|
668 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high cloud |
---|
669 | cldlayphase(i,ncol,3,1) = 1. |
---|
670 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid cloud |
---|
671 | cldlayphase(i,ncol,2,1) = 1. |
---|
672 | else ! low cloud |
---|
673 | cldlayphase(i,ncol,1,1) = 1. |
---|
674 | endif |
---|
675 | |
---|
676 | endif |
---|
677 | |
---|
678 | endif ! end of discrimination condition |
---|
679 | endif ! end of cloud condition |
---|
680 | enddo ! end of altitude loop |
---|
681 | |
---|
682 | |
---|
683 | |
---|
684 | ! --------------------------------------------------------------- |
---|
685 | ! 4.2 - For Cloudy pixels with 0km < z < 8.16km |
---|
686 | ! --------------------------------------------------------------- |
---|
687 | |
---|
688 | toplvlsat=0 |
---|
689 | do nlev=17,1,-1 ! from 8.16km until 0km |
---|
690 | p1 = pplay(i,nlev) |
---|
691 | |
---|
692 | if( (cldy(i,ncol,nlev).eq.1.) .and. (ATBperp(i,ncol,nlev).gt.0.) )then |
---|
693 | ! Phase discrimination line : ATBperp = ATB^5*alpha50 + ATB^4*beta50 + ATB^3*gamma50 + ATB^2*delta50 |
---|
694 | ! + ATB*epsilon50 + zeta50 |
---|
695 | ! Computation of the ATBperp of the phase discrimination line |
---|
696 | ATBperp_tmp = (ATB(i,ncol,nlev)**5)*alpha50 + (ATB(i,ncol,nlev)**4)*beta50 + & |
---|
697 | (ATB(i,ncol,nlev)**3)*gamma50 + (ATB(i,ncol,nlev)**2)*delta50 + & |
---|
698 | ATB(i,ncol,nlev)*epsilon50 + zeta50 |
---|
699 | !____________________________________________________________________________________________________ |
---|
700 | ! |
---|
701 | ! 4.2.a Ice: ATBperp above the phase discrimination line |
---|
702 | !____________________________________________________________________________________________________ |
---|
703 | ! |
---|
704 | ! ICE with temperature above 273,15°K = Liquid (false ice) |
---|
705 | if( (ATBperp(i,ncol,nlev)-ATBperp_tmp).ge.0. )then ! Ice clouds |
---|
706 | if(tmp(i,nlev).gt.273.15)then |
---|
707 | lidarcldphase(i,nlev,2)=lidarcldphase(i,nlev,2)+1. ! false ice ==> liq |
---|
708 | tmpl(i,ncol,nlev)=tmp(i,nlev) |
---|
709 | lidarcldphase(i,nlev,5)=lidarcldphase(i,nlev,5)+1. |
---|
710 | |
---|
711 | cldlayphase(i,ncol,4,2) = 1. ! tot cloud |
---|
712 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high cloud |
---|
713 | cldlayphase(i,ncol,3,2) = 1. |
---|
714 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid cloud |
---|
715 | cldlayphase(i,ncol,2,2) = 1. |
---|
716 | else ! low cloud |
---|
717 | cldlayphase(i,ncol,1,2) = 1. |
---|
718 | endif |
---|
719 | |
---|
720 | cldlayphase(i,ncol,4,5) = 1. ! tot cloud |
---|
721 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high cloud |
---|
722 | cldlayphase(i,ncol,3,5) = 1. |
---|
723 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid cloud |
---|
724 | cldlayphase(i,ncol,2,5) = 1. |
---|
725 | else ! low cloud |
---|
726 | cldlayphase(i,ncol,1,5) = 1. |
---|
727 | endif |
---|
728 | |
---|
729 | else |
---|
730 | ! ICE with temperature below 273,15°K |
---|
731 | lidarcldphase(i,nlev,1)=lidarcldphase(i,nlev,1)+1. |
---|
732 | tmpi(i,ncol,nlev)=tmp(i,nlev) |
---|
733 | |
---|
734 | cldlayphase(i,ncol,4,1) = 1. ! tot cloud |
---|
735 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high cloud |
---|
736 | cldlayphase(i,ncol,3,1) = 1. |
---|
737 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid cloud |
---|
738 | cldlayphase(i,ncol,2,1) = 1. |
---|
739 | else ! low cloud |
---|
740 | cldlayphase(i,ncol,1,1) = 1. |
---|
741 | endif |
---|
742 | |
---|
743 | endif |
---|
744 | |
---|
745 | !____________________________________________________________________________________________________ |
---|
746 | ! |
---|
747 | ! 4.2.b Liquid: ATBperp below the phase discrimination line |
---|
748 | !____________________________________________________________________________________________________ |
---|
749 | ! |
---|
750 | else |
---|
751 | ! Liquid with temperature above 231,15°K |
---|
752 | if(tmp(i,nlev).gt.231.15)then |
---|
753 | lidarcldphase(i,nlev,2)=lidarcldphase(i,nlev,2)+1. |
---|
754 | tmpl(i,ncol,nlev)=tmp(i,nlev) |
---|
755 | |
---|
756 | cldlayphase(i,ncol,4,2) = 1. ! tot cloud |
---|
757 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high cloud |
---|
758 | cldlayphase(i,ncol,3,2) = 1. |
---|
759 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid cloud |
---|
760 | cldlayphase(i,ncol,2,2) = 1. |
---|
761 | else ! low cloud |
---|
762 | cldlayphase(i,ncol,1,2) = 1. |
---|
763 | endif |
---|
764 | |
---|
765 | else |
---|
766 | ! Liquid with temperature below 231,15°K = Ice (false liquid) |
---|
767 | tmpi(i,ncol,nlev)=tmp(i,nlev) |
---|
768 | lidarcldphase(i,nlev,1)=lidarcldphase(i,nlev,1)+1. ! false liq ==> ice |
---|
769 | lidarcldphase(i,nlev,4)=lidarcldphase(i,nlev,4)+1. ! false liq ==> ice |
---|
770 | |
---|
771 | cldlayphase(i,ncol,4,4) = 1. ! tot cloud |
---|
772 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high cloud |
---|
773 | cldlayphase(i,ncol,3,4) = 1. |
---|
774 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid cloud |
---|
775 | cldlayphase(i,ncol,2,4) = 1. |
---|
776 | else ! low cloud |
---|
777 | cldlayphase(i,ncol,1,4) = 1. |
---|
778 | endif |
---|
779 | |
---|
780 | cldlayphase(i,ncol,4,1) = 1. ! tot cloud |
---|
781 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high cloud |
---|
782 | cldlayphase(i,ncol,3,1) = 1. |
---|
783 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid cloud |
---|
784 | cldlayphase(i,ncol,2,1) = 1. |
---|
785 | else ! low cloud |
---|
786 | cldlayphase(i,ncol,1,1) = 1. |
---|
787 | endif |
---|
788 | |
---|
789 | endif |
---|
790 | endif ! end of discrimination condition |
---|
791 | |
---|
792 | toplvlsat=0 |
---|
793 | |
---|
794 | ! Find the level of the highest cloud with SR>30 |
---|
795 | if(x(i,ncol,nlev).gt.S_cld_att)then ! SR > 30. |
---|
796 | toplvlsat=nlev-1 |
---|
797 | goto 99 |
---|
798 | endif |
---|
799 | |
---|
800 | endif ! end of cloud condition |
---|
801 | enddo ! end of altitude loop |
---|
802 | |
---|
803 | 99 continue |
---|
804 | |
---|
805 | !____________________________________________________________________________________________________ |
---|
806 | ! |
---|
807 | ! Undefined phase: For a cloud located below another cloud with SR>30 |
---|
808 | ! see Cesana and Chepfer 2013 Sect.III.2 |
---|
809 | !____________________________________________________________________________________________________ |
---|
810 | ! |
---|
811 | if(toplvlsat.ne.0)then |
---|
812 | do nlev=toplvlsat,1,-1 |
---|
813 | p1 = pplay(i,nlev) |
---|
814 | if(cldy(i,ncol,nlev).eq.1.)then |
---|
815 | lidarcldphase(i,nlev,3)=lidarcldphase(i,nlev,3)+1. |
---|
816 | tmpu(i,ncol,nlev)=tmp(i,nlev) |
---|
817 | |
---|
818 | cldlayphase(i,ncol,4,3) = 1. ! tot cloud |
---|
819 | if ( p1.gt.0. .and. p1.lt.(440.*100.)) then ! high cloud |
---|
820 | cldlayphase(i,ncol,3,3) = 1. |
---|
821 | else if(p1.ge.(440.*100.) .and. p1.lt.(680.*100.)) then ! mid cloud |
---|
822 | cldlayphase(i,ncol,2,3) = 1. |
---|
823 | else ! low cloud |
---|
824 | cldlayphase(i,ncol,1,3) = 1. |
---|
825 | endif |
---|
826 | |
---|
827 | endif |
---|
828 | enddo |
---|
829 | endif |
---|
830 | |
---|
831 | toplvlsat=0 |
---|
832 | |
---|
833 | enddo |
---|
834 | enddo |
---|
835 | |
---|
836 | |
---|
837 | |
---|
838 | !____________________________________________________________________________________________________ |
---|
839 | ! |
---|
840 | ! Computation of final cloud phase diagnosis |
---|
841 | !____________________________________________________________________________________________________ |
---|
842 | ! |
---|
843 | |
---|
844 | ! Compute the Ice percentage in cloud = ice/(ice+liq) as a function |
---|
845 | ! of the occurrences |
---|
846 | lidarcldphasetmp(:,:)=lidarcldphase(:,:,1)+lidarcldphase(:,:,2); |
---|
847 | WHERE (lidarcldphasetmp(:,:).gt. 0.) |
---|
848 | lidarcldphase(:,:,6)=lidarcldphase(:,:,1)/lidarcldphasetmp(:,:) |
---|
849 | ELSEWHERE |
---|
850 | lidarcldphase(:,:,6) = undef |
---|
851 | ENDWHERE |
---|
852 | |
---|
853 | ! Compute Phase 3D Cloud Fraction |
---|
854 | WHERE ( nsub(:,:).gt.0.0 ) |
---|
855 | lidarcldphase(:,:,1)=lidarcldphase(:,:,1)/nsub(:,:) |
---|
856 | lidarcldphase(:,:,2)=lidarcldphase(:,:,2)/nsub(:,:) |
---|
857 | lidarcldphase(:,:,3)=lidarcldphase(:,:,3)/nsub(:,:) |
---|
858 | lidarcldphase(:,:,4)=lidarcldphase(:,:,4)/nsub(:,:) |
---|
859 | lidarcldphase(:,:,5)=lidarcldphase(:,:,5)/nsub(:,:) |
---|
860 | ELSEWHERE |
---|
861 | lidarcldphase(:,:,1) = undef |
---|
862 | lidarcldphase(:,:,2) = undef |
---|
863 | lidarcldphase(:,:,3) = undef |
---|
864 | lidarcldphase(:,:,4) = undef |
---|
865 | lidarcldphase(:,:,5) = undef |
---|
866 | ENDWHERE |
---|
867 | |
---|
868 | |
---|
869 | ! Compute Phase low mid high cloud fractions |
---|
870 | do iz = 1, Ncat |
---|
871 | do i=1,Nphase-3 |
---|
872 | do ic = 1, Ncolumns |
---|
873 | cldlayerphase(:,iz,i)=cldlayerphase(:,iz,i) + cldlayphase(:,ic,iz,i) |
---|
874 | cldlayerphasesum(:,iz)=cldlayerphasesum(:,iz)+cldlayphase(:,ic,iz,i) |
---|
875 | enddo |
---|
876 | enddo |
---|
877 | enddo |
---|
878 | |
---|
879 | do iz = 1, Ncat |
---|
880 | do i=4,5 |
---|
881 | do ic = 1, Ncolumns |
---|
882 | cldlayerphase(:,iz,i)=cldlayerphase(:,iz,i) + cldlayphase(:,ic,iz,i) |
---|
883 | enddo |
---|
884 | enddo |
---|
885 | enddo |
---|
886 | |
---|
887 | ! Compute the Ice percentage in cloud = ice/(ice+liq) |
---|
888 | cldlayerphasetmp(:,:)=cldlayerphase(:,:,1)+cldlayerphase(:,:,2) |
---|
889 | WHERE (cldlayerphasetmp(:,:).gt. 0.) |
---|
890 | cldlayerphase(:,:,6)=cldlayerphase(:,:,1)/cldlayerphasetmp(:,:) |
---|
891 | ELSEWHERE |
---|
892 | cldlayerphase(:,:,6) = undef |
---|
893 | ENDWHERE |
---|
894 | |
---|
895 | do i=1,Nphase-1 |
---|
896 | WHERE ( cldlayerphasesum(:,:).gt.0.0 ) |
---|
897 | cldlayerphase(:,:,i) = (cldlayerphase(:,:,i)/cldlayerphasesum(:,:)) * cldlayer(:,:) |
---|
898 | ENDWHERE |
---|
899 | enddo |
---|
900 | |
---|
901 | |
---|
902 | do i=1,Npoints |
---|
903 | do iz=1,Ncat |
---|
904 | checkcldlayerphase=0. |
---|
905 | checkcldlayerphase2=0. |
---|
906 | |
---|
907 | if (cldlayerphasesum(i,iz).gt.0.0 )then |
---|
908 | do ic=1,Nphase-3 |
---|
909 | checkcldlayerphase=checkcldlayerphase+cldlayerphase(i,iz,ic) |
---|
910 | enddo |
---|
911 | checkcldlayerphase2=cldlayer(i,iz)-checkcldlayerphase |
---|
912 | if( (checkcldlayerphase2.gt.0.01).or.(checkcldlayerphase2.lt.-0.01) ) print *, checkcldlayerphase,cldlayer(i,iz) |
---|
913 | |
---|
914 | endif |
---|
915 | |
---|
916 | enddo |
---|
917 | enddo |
---|
918 | |
---|
919 | do i=1,Nphase-1 |
---|
920 | WHERE ( nsublayer(:,:).eq.0.0 ) |
---|
921 | cldlayerphase(:,:,i) = undef |
---|
922 | ENDWHERE |
---|
923 | enddo |
---|
924 | |
---|
925 | |
---|
926 | |
---|
927 | ! Compute Phase 3D as a function of temperature |
---|
928 | do nlev=1,Nlevels |
---|
929 | do ncol=1,Ncolumns |
---|
930 | do i=1,Npoints |
---|
931 | do itemp=1,Ntemp |
---|
932 | if(tmpi(i,ncol,nlev).gt.0.)then |
---|
933 | if( (tmpi(i,ncol,nlev).ge.tempmod(itemp)).and.(tmpi(i,ncol,nlev).lt.tempmod(itemp+1)) )then |
---|
934 | lidarcldtemp(i,itemp,2)=lidarcldtemp(i,itemp,2)+1. |
---|
935 | endif |
---|
936 | elseif(tmpl(i,ncol,nlev).gt.0.)then |
---|
937 | if( (tmpl(i,ncol,nlev).ge.tempmod(itemp)).and.(tmpl(i,ncol,nlev).lt.tempmod(itemp+1)) )then |
---|
938 | lidarcldtemp(i,itemp,3)=lidarcldtemp(i,itemp,3)+1. |
---|
939 | endif |
---|
940 | elseif(tmpu(i,ncol,nlev).gt.0.)then |
---|
941 | if( (tmpu(i,ncol,nlev).ge.tempmod(itemp)).and.(tmpu(i,ncol,nlev).lt.tempmod(itemp+1)) )then |
---|
942 | lidarcldtemp(i,itemp,4)=lidarcldtemp(i,itemp,4)+1. |
---|
943 | endif |
---|
944 | endif |
---|
945 | enddo |
---|
946 | enddo |
---|
947 | enddo |
---|
948 | enddo |
---|
949 | |
---|
950 | ! Check temperature cloud fraction |
---|
951 | do i=1,Npoints |
---|
952 | do itemp=1,Ntemp |
---|
953 | checktemp=lidarcldtemp(i,itemp,2)+lidarcldtemp(i,itemp,3)+lidarcldtemp(i,itemp,4) |
---|
954 | |
---|
955 | if(checktemp.NE.lidarcldtemp(i,itemp,1))then |
---|
956 | print *, i,itemp |
---|
957 | print *, lidarcldtemp(i,itemp,1:4) |
---|
958 | endif |
---|
959 | |
---|
960 | enddo |
---|
961 | enddo |
---|
962 | |
---|
963 | ! Compute the Ice percentage in cloud = ice/(ice+liq) |
---|
964 | ! sumlidarcldtemp=sum(lidarcldtemp(:,:,2:3),3) |
---|
965 | sumlidarcldtemp(:,:)=lidarcldtemp(:,:,2)+lidarcldtemp(:,:,3) |
---|
966 | |
---|
967 | WHERE(sumlidarcldtemp(:,:)>0.) |
---|
968 | lidarcldtemp(:,:,5)=lidarcldtemp(:,:,2)/sumlidarcldtemp(:,:) |
---|
969 | ELSEWHERE |
---|
970 | lidarcldtemp(:,:,5)=undef |
---|
971 | ENDWHERE |
---|
972 | |
---|
973 | do i=1,4 |
---|
974 | WHERE(lidarcldtempind(:,:).gt.0.) |
---|
975 | lidarcldtemp(:,:,i) = lidarcldtemp(:,:,i)/lidarcldtempind(:,:) |
---|
976 | ELSEWHERE |
---|
977 | lidarcldtemp(:,:,i) = undef |
---|
978 | ENDWHERE |
---|
979 | enddo |
---|
980 | |
---|
981 | RETURN |
---|
982 | END SUBROUTINE COSP_CLDFRAC |
---|
983 | ! --------------------------------------------------------------- |
---|
984 | |
---|
985 | |
---|
986 | END MODULE MOD_LMD_IPSL_STATS |
---|