1 | SUBROUTINE trcdta( kt ) |
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2 | !!---------------------------------------------------------------------- |
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3 | !! *** ROUTINE trcdta *** |
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4 | !! |
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5 | !! ** Purpose : Reads passive tracer data (Levitus monthly data) |
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6 | !! |
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7 | !! ** Method : Read on unit numtr the interpolated tracer concentra- |
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8 | !! tion onto the global grid. Data begin at january. |
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9 | !! The value is centered at the middle of month. |
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10 | !! In the opa model, kt=1 agree with january 1. |
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11 | !! At each time step, a linear interpolation is applied between |
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12 | !! two monthly values. |
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13 | !! |
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14 | !! History : |
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15 | !! 8.2 ! 02-04 (O. Aumont) Original code |
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16 | !! 9.0 ! 04-03 (C. Ethe) |
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17 | !!---------------------------------------------------------------------- |
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18 | !! * Modules used |
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19 | USE ioipsl |
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20 | USE oce_trc |
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21 | USE trc |
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22 | USE par_sms |
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23 | USE lib_print |
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24 | !! * Arguments |
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25 | INTEGER kt |
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26 | #if defined key_passivetrc && defined key_trc_dta |
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27 | !! * Local declarations |
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28 | INTEGER jn, jl |
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29 | |
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30 | INTEGER jpmois, jpf |
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31 | PARAMETER (jpmois = 12, jpf = 1 ) |
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32 | |
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33 | INTEGER imois, iman |
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34 | INTEGER iyy, imm, idd, i15, itime |
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35 | CHARACTER*38 clname(jptra) |
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36 | INTEGER istep(jpmois) |
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37 | REAL zlon(jpi, jpj), zlat(jpi, jpj) |
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38 | REAL zlev(jpk) |
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39 | INTEGER ipi,ipj,ipk |
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40 | REAL zdate0, zxy |
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41 | !!---------------------------------------------------------------------- |
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42 | |
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43 | DO jn = 1, jptra |
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44 | |
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45 | IF( lutini(jn) ) THEN |
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46 | |
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47 | IF ( kt == nit000 ) THEN |
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48 | !! 3D tracer data |
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49 | IF(lwp)WRITE(numout,*) |
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50 | IF(lwp)WRITE(numout,*) ' trcdta: reading tracer' |
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51 | IF(lwp)WRITE(numout,*) ' data file ', jn |
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52 | IF(lwp)WRITE(numout,*) |
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53 | nlectr(jn) = 0 |
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54 | ENDIF |
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55 | ! Initialization |
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56 | iman = jpmois |
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57 | iyy = ndastp/10000 |
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58 | imm = (ndastp - iyy*10000)/100 |
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59 | idd = (ndastp - iyy*10000 - imm*100) |
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60 | i15 = idd/16 |
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61 | imois = imm + i15 - 1 |
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62 | IF( imois == 0 ) imois = iman |
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63 | itime = jpmois |
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64 | ipi = jpi |
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65 | ipj = jpj |
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66 | ipk = jpk |
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67 | |
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68 | ! First call kt=nit000 |
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69 | IF ( kt == nit000 .AND. nlectr(jn) == 0 ) THEN |
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70 | ntrc1(jn) = 0 |
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71 | IF(lwp) THEN |
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72 | WRITE(numout,*) |
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73 | WRITE(numout,*) ' Tracer monthly fields' |
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74 | WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~' |
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75 | WRITE(numout,*) ' NetCDF FORMAT' |
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76 | WRITE(numout,*) |
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77 | ENDIF |
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78 | |
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79 | ! open file |
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80 | clname(jn) = 'LEVITUS_'//ctrcnm(jn) |
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81 | CALL flinopen(TRIM(clname(jn)),mig(1),nlci,mjg(1),nlcj, |
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82 | & .FALSE.,ipi,ipj,ipk,zlon,zlat,zlev,itime, |
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83 | & istep,zdate0,rdt,numtr(jn)) |
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84 | |
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85 | ! title, dimensions and tests |
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86 | IF( itime /= jpmois ) THEN |
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87 | IF(lwp) THEN |
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88 | WRITE(numout,*) ' ' |
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89 | WRITE(numout,*) 'problem with time coordinates' |
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90 | WRITE(numout,*) ' itime ',itime,' jpmois ',jpmois |
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91 | ENDIF |
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92 | STOP 'trc_dta' |
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93 | ENDIF |
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94 | IF( ipi /= jpidta .AND. ipj /= jpjdta |
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95 | & .AND. ipk /= jpk ) THEN |
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96 | IF(lwp) THEN |
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97 | WRITE(numout,*) ' ' |
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98 | WRITE(numout,*) 'problem with dimensions' |
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99 | WRITE(numout,*) ' ipi ',ipi,' jpidta ',jpidta |
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100 | WRITE(numout,*) ' ipj ',ipj,' jpjdta ',jpjdta |
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101 | WRITE(numout,*) ' ipk ',ipk,' jpk ',jpk |
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102 | ENDIF |
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103 | STOP 'trc_dta' |
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104 | ENDIF |
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105 | IF(lwp)WRITE(numout,*) itime,istep,zdate0,rdt,numtr(jn) |
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106 | trdta(:,:,:,jn) = 0. |
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107 | |
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108 | ENDIF |
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109 | |
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110 | |
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111 | ! Read montly file |
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112 | IF( ( kt == nit000 .AND. nlectr(jn) == 0) |
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113 | & .OR. imois /= ntrc1(jn) ) THEN |
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114 | nlectr(jn) = 1 |
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115 | ! Calendar computation |
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116 | |
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117 | ! ntrc1 number of the first file record used in the simulation |
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118 | ! ntrc2 number of the last file record |
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119 | ntrc1(jn) = imois |
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120 | ntrc2(jn) = ntrc1(jn) + 1 |
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121 | ntrc1(jn) = MOD( ntrc1(jn), iman ) |
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122 | IF ( ntrc1(jn) == 0 ) ntrc1(jn) = iman |
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123 | ntrc2(jn) = MOD( ntrc2(jn), iman ) |
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124 | IF ( ntrc2(jn) == 0 ) ntrc2(jn) = iman |
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125 | IF(lwp) WRITE(numout,*) 'first record file used ntrc1 ', |
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126 | & ntrc1(jn) |
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127 | IF(lwp) WRITE(numout,*) 'last record file used ntrc2 ', |
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128 | & ntrc2(jn) |
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129 | |
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130 | ! Read montly passive tracer data Levitus |
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131 | |
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132 | CALL flinget( numtr(jn),ctrcnm(jn),jpidta,jpjdta,jpk, |
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133 | & jpmois,ntrc1(jn),ntrc1(jn),mig(1),nlci,mjg(1),nlcj, |
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134 | & tracdta(1:nlci,1:nlcj,1:jpk,jn,1) ) |
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135 | |
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136 | CALL flinget( numtr(jn),ctrcnm(jn),jpidta,jpjdta,jpk, |
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137 | & jpmois,ntrc2(jn),ntrc2(jn),mig(1),nlci,mjg(1),nlcj, |
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138 | & tracdta(1:nlci,1:nlcj,1:jpk,jn,2) ) |
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139 | |
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140 | IF(lwp) THEN |
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141 | WRITE(numout,*) |
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142 | WRITE(numout,*) ' read tracer data ', ctrcnm(jn),' ok' |
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143 | WRITE(numout,*) |
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144 | ENDIF |
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145 | ! Apply Mask |
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146 | DO jl = 1, 2 |
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147 | tracdta(:,:,: ,jn,jl) = tracdta(:,:,:,jn,jl) |
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148 | & * tmask(:,:,:) |
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149 | tracdta(:,:,jpk,jn,jl) = 0. |
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150 | END DO |
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151 | |
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152 | ENDIF |
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153 | |
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154 | IF(lwp) THEN |
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155 | WRITE(numout,*) ctrcnm(jn), 'Levitus month ', ntrc1(jn), |
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156 | $ ntrc2(jn) |
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157 | WRITE(numout,*) |
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158 | WRITE(numout,*) ' Levitus month = ', ntrc1(jn), |
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159 | $ ' level = 1' |
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160 | CALL prihre( tracdta(1,1,1,jn,1), jpi, jpj, 1, jpi, 20, 1 |
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161 | $ ,jpj, 20, 1., numout ) |
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162 | WRITE(numout,*) ' Levitus month = ', ntrc1(jn), |
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163 | $ ' level = ',jpk/2 |
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164 | CALL prihre( tracdta(1,1,jpk/2,jn,1), jpi, jpj, 1, jpi, |
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165 | $ 20, 1, jpj, 20, 1., numout ) |
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166 | WRITE(numout,*) ' Levitus month = ',ntrc1(jn) |
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167 | $ ,' level = ',jpkm1 |
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168 | CALL prihre( tracdta(1,1,jpkm1,jn,1), jpi, jpj, 1, jpi, |
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169 | $ 20, 1, jpj, 20, 1., numout ) |
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170 | ENDIF |
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171 | |
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172 | ! At every time step compute temperature data |
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173 | |
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174 | zxy = FLOAT( idd + 15 - 30 * i15 ) / 30. |
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175 | trdta(:,:,:,jn)= ( ( 1. - zxy ) * tracdta(:,:,:,jn,1) |
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176 | & + zxy * tracdta(:,:,:,jn,2) ) |
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177 | |
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178 | IF( jn == jpno3) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 7.6E-6 |
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179 | IF( jn == jpdic) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 1.E-6 |
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180 | IF( jn == jptal) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 1.E-6 |
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181 | IF( jn == jpoxy) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 44.6E-6 |
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182 | IF( jn == jpsil) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 1.E-6 |
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183 | |
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184 | |
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185 | ENDIF |
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186 | |
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187 | END DO |
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188 | #else |
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189 | ! No passive tracer data read |
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190 | #endif |
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191 | RETURN |
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192 | |
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193 | END SUBROUTINE trcdta |
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194 | |
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