1 | !!---------------------------------------------------------------------- |
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2 | !! *** tau_forced_daily.h90 *** |
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3 | !!---------------------------------------------------------------------- |
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4 | |
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5 | !!---------------------------------------------------------------------- |
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6 | !! tau : update the surface stress - daily fields in NetCDF file |
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7 | !!---------------------------------------------------------------------- |
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8 | !! * local modules variables |
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9 | INTEGER :: & |
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10 | numtau, & ! logical unit for the i-component of the wind data |
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11 | numtav, & ! logical unit for the j-component of the wind data |
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12 | ntau1, ntau2 , & ! index of the first and second record used |
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13 | ndaytau ! new day for ers/ncep tau forcing |
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14 | |
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15 | CHARACTER (len=34) :: & !!! * monthly climatology/interanual fields |
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16 | cl_taux = 'taux.nc', & ! generic name of the i-component monthly NetCDF file |
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17 | cl_tauy = 'tauy.nc' ! generic name of the j-component monthly NetCDF file |
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18 | !!---------------------------------------------------------------------- |
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19 | !! OPA 9.0 , LODYC-IPSL (2003) |
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20 | !!---------------------------------------------------------------------- |
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21 | |
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22 | CONTAINS |
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23 | |
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24 | SUBROUTINE tau( kt ) |
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25 | !!--------------------------------------------------------------------- |
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26 | !! *** ROUTINE tau *** |
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27 | !! |
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28 | !! ** Purpose : provide to the ocean the stress at each time step |
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29 | !! |
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30 | !! ** Method : Read the daily surface stress components in NetCDF |
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31 | !! file. They are given in the (i,j) referential |
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32 | !! The i-component is given at U-point (INTERP package) |
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33 | !! The j-component is given at V-point (INTERP package) |
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34 | !! |
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35 | !! CAUTION: never mask the surface stress field ! |
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36 | !! |
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37 | !! ** Action : update at each time-step the two components of the |
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38 | !! surface stress in both (i,j) and geographical referencial |
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39 | !! |
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40 | !! History : |
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41 | !! 4.0 ! 91-03 (G. Madec) Original code |
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42 | !! 6.0 ! 92-07 (M. Imbard) |
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43 | !! 8.1 ! 00-08 (D. Ludicone) adapted to ERS-NCEP |
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44 | !! 8.5 ! 02-11 (G. Madec) F90: Free form and module |
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45 | !! ! 03-07 (C. Ethe, G. Madec) daily generic forcing |
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46 | !!---------------------------------------------------------------------- |
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47 | !! * Modules used |
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48 | USE ioipsl ! NetCDF library |
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49 | |
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50 | !! * Arguments |
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51 | INTEGER, INTENT( in ) :: kt ! ocean time step |
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52 | |
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53 | !! * Local declarations |
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54 | INTEGER, PARAMETER :: jpday = 365 |
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55 | INTEGER :: & |
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56 | itime, & |
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57 | iday, idy, & |
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58 | ipi, ipj, ipk |
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59 | INTEGER , DIMENSION(jpday) :: istep |
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60 | REAL(wp) , DIMENSION(jpi,jpj):: & |
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61 | zlon , & |
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62 | zlat |
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63 | REAL(wp) , DIMENSION(jpk):: & |
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64 | zlev |
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65 | REAL(wp) :: zsecond, zdate0 |
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66 | !!--------------------------------------------------------------------- |
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67 | |
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68 | ! -------------- ! |
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69 | ! Initialization ! |
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70 | ! -------------- ! |
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71 | |
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72 | itime = jpday |
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73 | ipi = jpiglo |
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74 | ipj = jpjglo |
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75 | ipk = jpk |
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76 | idy = 365 |
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77 | IF ( nleapy == 1 ) idy = 366 |
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78 | |
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79 | |
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80 | ! -------------------- ! |
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81 | ! First call kt=nit000 ! |
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82 | ! -------------------- ! |
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83 | |
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84 | IF( kt == nit000 ) THEN |
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85 | IF(lwp) THEN |
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86 | WRITE(numout,*) ' ' |
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87 | WRITE(numout,*) ' tau : DAILY wind stress in NetCDF files' |
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88 | WRITE(numout,*) ' ~~~~~~~' |
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89 | ENDIF |
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90 | ! title, dimensions and tests |
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91 | |
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92 | CALL flinopen( cl_taux, mig(1), nlci, mjg(1), nlcj, & ! taux on U-grid |
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93 | .FALSE., ipi , ipj, ipk , & |
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94 | zlon , zlat , zlev , itime, & |
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95 | istep, zdate0, zsecond, numtau ) |
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96 | |
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97 | IF( itime /= jpday .AND. itime /= jpday+1 ) THEN |
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98 | IF(lwp) WRITE(numout,cform_err) |
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99 | IF(lwp) WRITE(numout,*) ' problem with time coordinates in file ', cl_taux |
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100 | IF(lwp) WRITE(numout,*) ' itime = ', itime,' jpday = ',jpday |
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101 | nstop = nstop + 1 |
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102 | ENDIF |
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103 | IF( ipi /= jpidta .OR. ipj /= jpjdta ) THEN |
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104 | IF(lwp) WRITE(numout,cform_err) |
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105 | IF(lwp) WRITE(numout,*) ' problem with size read in file ', cl_taux |
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106 | IF(lwp) WRITE(numout,*) ' ipi = ',ipi,' jpidta = ',jpidta |
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107 | IF(lwp) WRITE(numout,*) ' ipj = ',ipj,' jpjdta = ',jpjdta |
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108 | nstop = nstop + 1 |
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109 | ENDIF |
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110 | |
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111 | CALL flinopen( cl_tauy, mig(1), nlci, mjg(1), nlcj, & ! tauy on V-grid |
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112 | .FALSE., ipi , ipj, ipk , & |
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113 | zlon , zlat , zlev , itime, & |
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114 | istep, zdate0, zsecond, numtav ) |
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115 | |
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116 | IF( itime /= jpday .AND. itime /= jpday+1 ) THEN |
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117 | IF(lwp) WRITE(numout,cform_err) |
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118 | IF(lwp) WRITE(numout,*) ' problem with time coordinates in file ', cl_tauy |
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119 | IF(lwp) WRITE(numout,*) ' itime = ', itime,' jpday = ',jpday |
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120 | nstop = nstop + 1 |
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121 | ENDIF |
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122 | IF( ipi /= jpidta .OR. ipj /= jpjdta ) THEN |
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123 | IF(lwp) WRITE(numout,cform_err) |
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124 | IF(lwp) WRITE(numout,*) ' problem with size read in file ', cl_tauy |
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125 | IF(lwp) WRITE(numout,*) ' ipi = ',ipi,' jpidta = ',jpidta |
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126 | IF(lwp) WRITE(numout,*) ' ipj = ',ipj,' jpjdta = ',jpjdta |
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127 | nstop = nstop + 1 |
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128 | ENDIF |
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129 | ENDIF |
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130 | |
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131 | ! ----------------- ! |
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132 | ! Read daily file ! |
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133 | ! ----------------- ! |
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134 | |
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135 | IF ( ndaytau /= nday ) THEN |
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136 | |
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137 | ndaytau = nday |
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138 | iday = nday_year |
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139 | |
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140 | ! Read daily wind stress data |
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141 | CALL flinget( numtau,'taux', & ! taux: i-component at U-pt |
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142 | jpidta,jpjdta,1,jpday,iday, & |
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143 | iday,mig(1),nlci,mjg(1),nlcj,taux(1:nlci,1:nlcj) ) |
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144 | CALL flinget( numtav,'tauy', & ! tauy: j-component at V-pt |
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145 | jpidta,jpjdta,1,jpday,iday, & |
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146 | iday,mig(1),nlci,mjg(1),nlcj,tauy(1:nlci,1:nlcj) ) |
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147 | |
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148 | IF (lwp .AND. nitend-nit000 <= 100 ) THEN |
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149 | WRITE(numout,*) |
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150 | WRITE(numout,*) ' read daily wind stress ok' |
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151 | WRITE(numout,*) |
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152 | WRITE(numout,*) ' day: ', ndastp , ' taux: 1 multiply by ', 1. |
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153 | CALL prihre( taux, jpi, jpj, 1, jpi, 20, 1, jpj, 10, 1., numout ) |
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154 | WRITE(numout,*) |
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155 | WRITE(numout,*) ' day: ', ndastp , ' tauy: 1 multiply by ', 1. |
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156 | CALL prihre( tauy, jpi, jpj, 1, jpi, 20, 1, jpj, 10, 1., numout ) |
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157 | WRITE(numout,*) ' ' |
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158 | ENDIF |
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159 | |
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160 | CALL FLUSH(numout) |
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161 | ENDIF |
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162 | |
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163 | ! Save components in geographical ref on U grid |
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164 | tauxg(:,:) = taux(:,:) |
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165 | tauyg(:,:) = tauy(:,:) |
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166 | |
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167 | ! ------------------- ! |
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168 | ! Last call kt=nitend ! |
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169 | ! ------------------- ! |
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170 | |
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171 | ! Closing of the 2 files |
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172 | IF( kt == nitend ) THEN |
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173 | CALL flinclo( numtau ) |
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174 | CALL flinclo( numtav ) |
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175 | ENDIF |
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176 | |
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177 | END SUBROUTINE tau |
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