1 | !> @file biometeorology_utci_mod.f90 |
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2 | !------------------------------------------------------------------------------! |
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3 | ! This file is part of PALM-4U. |
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4 | ! |
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5 | ! PALM-4U is free software: you can redistribute it and/or modify it under the |
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6 | ! terms of the GNU General Public License as published by the Free Software |
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7 | ! Foundation, either version 3 of the License, or (at your option) any later |
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8 | ! version. |
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9 | ! |
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10 | ! PALM-4U is distributed in the hope that it will be useful, but WITHOUT ANY |
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11 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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12 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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13 | ! |
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14 | ! You should have received a copy of the GNU General Public License along with |
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15 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
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16 | ! |
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17 | ! Copyright 2018, Deutscher Wetterdienst (DWD) / |
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18 | ! German Meteorological Service (DWD) |
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19 | ! |
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20 | ! UTCI regression equation after |
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21 | ! Bröde P, Fiala D, Blazejczyk K, Holmér I, Jendritzky G, Kampmann B, Tinz B, |
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22 | ! Havenith G (2012) Deriving the operational procedure for the Universal Thermal |
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23 | ! Climate Index (UTCI). International Journal of Biometeorology 56 (3):481-494. |
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24 | ! doi:10.1007/s00484-011-0454-1 |
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25 | ! |
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26 | ! original regression source available at |
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27 | ! www.utci.org |
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28 | !------------------------------------------------------------------------------! |
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29 | MODULE biometeorology_utci_mod |
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30 | |
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31 | !-- Load required variables from existing modules |
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32 | USE kinds |
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33 | |
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34 | IMPLICIT NONE |
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35 | |
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36 | PRIVATE |
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37 | |
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38 | !-- Add INTERFACES that must be available to other modules (alphabetical order) |
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39 | PUBLIC calculate_utci_static |
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40 | |
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41 | |
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42 | INTERFACE calculate_utci_static |
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43 | MODULE PROCEDURE calculate_utci_static |
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44 | END INTERFACE calculate_utci_static |
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45 | |
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46 | |
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47 | CONTAINS |
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48 | |
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49 | !------------------------------------------------------------------------------! |
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50 | ! Description: |
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51 | ! ------------ |
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52 | !> SUBROUTINE for calculating UTCI Temperature (UTCI) |
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53 | !> computed by a 6th order approximation |
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54 | !------------------------------------------------------------------------------! |
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55 | SUBROUTINE calculate_utci_static( ta_in, ehpa, v_hag, tmrt, hag, utci ) |
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56 | |
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57 | IMPLICIT NONE |
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58 | !-- Type of input of the argument list |
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59 | REAL(WP), INTENT ( IN ) :: ta_in !< Local air temperature (°C) |
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60 | REAL(WP), INTENT ( IN ) :: ehpa !< Loacl vapour pressure (hPa) |
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61 | REAL(WP), INTENT ( IN ) :: v_hag !< Incident wind speed (m/s) |
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62 | REAL(WP), INTENT ( IN ) :: tmrt !< Local mean radiant temperature (°C) |
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63 | REAL(WP), INTENT ( IN ) :: hag !< Height of wind speed input (m) |
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64 | !-- Type of output of the argument list |
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65 | REAL(wp), INTENT ( OUT ) :: utci !< Universal Thermal Climate Index (°C) |
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66 | |
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67 | !-- Make sure precission is sufficient for regression equation |
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68 | DOUBLE PRECISION :: ta |
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69 | DOUBLE PRECISION :: pa |
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70 | DOUBLE PRECISION :: d_tmrt |
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71 | DOUBLE PRECISION :: va |
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72 | DOUBLE PRECISION :: utci_d |
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73 | DOUBLE PRECISION :: offset |
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74 | |
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75 | !-- Initialize |
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76 | offset = 0.d0 |
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77 | ta = DBLE( ta_in ) |
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78 | d_tmrt = DBLE( tmrt - ta_in ) |
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79 | |
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80 | !-- Use vapour pressure in kpa |
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81 | pa = DBLE( ehpa / 10.0_wp ) |
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82 | |
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83 | !-- Wind altitude correction from hag to 10m after Broede et al. (2012), eq.3 |
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84 | ! z(0) is set to 0.01 according to UTCI definition |
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85 | va = DBLE( v_hag * log ( 10.0_wp / 0.01_wp ) / log ( hag / 0.01_wp ) ) |
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86 | |
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87 | !-- Check if input values in range after Broede et al. (2012) |
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88 | IF ( ( d_tmrt > 70.d0 ) .OR. ( d_tmrt < -30.d0 ) .OR. & |
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89 | ( ehpa .GE. 50._wp ) ) THEN |
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90 | utci = -999.0_wp |
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91 | RETURN |
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92 | ENDIF |
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93 | |
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94 | !-- Apply eq. 2 in Broede et al. (2012) for ta out of bounds |
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95 | IF ( ta > 50.d0 ) THEN |
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96 | offset = ta - 50.d0 |
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97 | ta = 50.d0 |
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98 | ENDIF |
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99 | IF ( ta < -50.d0 ) THEN |
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100 | offset = ta + 50.d0 |
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101 | ta = -50.d0 |
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102 | ENDIF |
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103 | |
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104 | !-- For routine application. For wind speeds and relative |
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105 | ! humidity values below 0.5 m/s or 5%, respectively, the |
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106 | ! user is advised to use the lower bounds for the calculations. |
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107 | IF ( va < 0.5d0 ) va = 0.5d0 |
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108 | IF ( va > 17.0d0 ) va = 17.0d0 |
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109 | |
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110 | !-- Calculate 6th order polynomial as approximation |
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111 | utci_d = ta + & |
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112 | ( 6.07562052D-01 ) + & |
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113 | ( -2.27712343D-02 ) * ta + & |
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114 | ( 8.06470249D-04 ) * ta * ta + & |
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115 | ( -1.54271372D-04 ) * ta * ta * ta + & |
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116 | ( -3.24651735D-06 ) * ta * ta * ta * ta + & |
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117 | ( 7.32602852D-08 ) * ta * ta * ta * ta * ta + & |
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118 | ( 1.35959073D-09 ) * ta * ta * ta * ta * ta * ta + & |
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119 | ( -2.25836520D+00 ) * va + & |
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120 | ( 8.80326035D-02 ) * ta * va + & |
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121 | ( 2.16844454D-03 ) * ta * ta * va + & |
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122 | ( -1.53347087D-05 ) * ta * ta * ta * va + & |
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123 | ( -5.72983704D-07 ) * ta * ta * ta * ta * va + & |
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124 | ( -2.55090145D-09 ) * ta * ta * ta * ta * ta * va + & |
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125 | ( -7.51269505D-01 ) * va * va + & |
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126 | ( -4.08350271D-03 ) * ta * va * va + & |
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127 | ( -5.21670675D-05 ) * ta * ta * va * va + & |
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128 | ( 1.94544667D-06 ) * ta * ta * ta * va * va + & |
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129 | ( 1.14099531D-08 ) * ta * ta * ta * ta * va * va + & |
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130 | ( 1.58137256D-01 ) * va * va * va + & |
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131 | ( -6.57263143D-05 ) * ta * va * va * va + & |
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132 | ( 2.22697524D-07 ) * ta * ta * va * va * va + & |
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133 | ( -4.16117031D-08 ) * ta * ta * ta * va * va * va + & |
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134 | ( -1.27762753D-02 ) * va * va * va * va + & |
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135 | ( 9.66891875D-06 ) * ta * va * va * va * va + & |
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136 | ( 2.52785852D-09 ) * ta * ta * va * va * va * va + & |
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137 | ( 4.56306672D-04 ) * va * va * va * va * va + & |
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138 | ( -1.74202546D-07 ) * ta * va * va * va * va * va + & |
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139 | ( -5.91491269D-06 ) * va * va * va * va * va * va + & |
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140 | ( 3.98374029D-01 ) * d_tmrt + & |
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141 | ( 1.83945314D-04 ) * ta * d_tmrt + & |
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142 | ( -1.73754510D-04 ) * ta * ta * d_tmrt + & |
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143 | ( -7.60781159D-07 ) * ta * ta * ta * d_tmrt + & |
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144 | ( 3.77830287D-08 ) * ta * ta * ta * ta * d_tmrt + & |
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145 | ( 5.43079673D-10 ) * ta * ta * ta * ta * ta * d_tmrt + & |
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146 | ( -2.00518269D-02 ) * va * d_tmrt + & |
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147 | ( 8.92859837D-04 ) * ta * va * d_tmrt + & |
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148 | ( 3.45433048D-06 ) * ta * ta * va * d_tmrt + & |
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149 | ( -3.77925774D-07 ) * ta * ta * ta * va * d_tmrt + & |
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150 | ( -1.69699377D-09 ) * ta * ta * ta * ta * va * d_tmrt + & |
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151 | ( 1.69992415D-04 ) * va * va * d_tmrt + & |
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152 | ( -4.99204314D-05 ) * ta * va * va * d_tmrt + & |
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153 | ( 2.47417178D-07 ) * ta * ta * va * va * d_tmrt + & |
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154 | ( 1.07596466D-08 ) * ta * ta * ta * va * va * d_tmrt + & |
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155 | ( 8.49242932D-05 ) * va * va * va * d_tmrt + & |
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156 | ( 1.35191328D-06 ) * ta * va * va * va * d_tmrt + & |
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157 | ( -6.21531254D-09 ) * ta * ta * va * va * va * d_tmrt + & |
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158 | ( -4.99410301D-06 ) * va * va * va * va * d_tmrt + & |
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159 | ( -1.89489258D-08 ) * ta * va * va * va * va * d_tmrt + & |
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160 | ( 8.15300114D-08 ) * va * va * va * va * va * d_tmrt + & |
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161 | ( 7.55043090D-04 ) * d_tmrt * d_tmrt + & |
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162 | ( -5.65095215D-05 ) * ta * d_tmrt * d_tmrt + & |
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163 | ( -4.52166564D-07 ) * ta * ta * d_tmrt * d_tmrt + & |
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164 | ( 2.46688878D-08 ) * ta * ta * ta * d_tmrt * d_tmrt + & |
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165 | ( 2.42674348D-10 ) * ta * ta * ta * ta * d_tmrt * d_tmrt + & |
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166 | ( 1.54547250D-04 ) * va * d_tmrt * d_tmrt + & |
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167 | ( 5.24110970D-06 ) * ta * va * d_tmrt * d_tmrt + & |
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168 | ( -8.75874982D-08 ) * ta * ta * va * d_tmrt * d_tmrt + & |
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169 | ( -1.50743064D-09 ) * ta * ta * ta * va * d_tmrt * d_tmrt + & |
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170 | ( -1.56236307D-05 ) * va * va * d_tmrt * d_tmrt + & |
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171 | ( -1.33895614D-07 ) * ta * va * va * d_tmrt * d_tmrt + & |
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172 | ( 2.49709824D-09 ) * ta * ta * va * va * d_tmrt * d_tmrt + & |
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173 | ( 6.51711721D-07 ) * va * va * va * d_tmrt * d_tmrt + & |
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174 | ( 1.94960053D-09 ) * ta * va * va * va * d_tmrt * d_tmrt + & |
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175 | ( -1.00361113D-08 ) * va * va * va * va * d_tmrt * d_tmrt + & |
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176 | ( -1.21206673D-05 ) * d_tmrt * d_tmrt * d_tmrt + & |
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177 | ( -2.18203660D-07 ) * ta * d_tmrt * d_tmrt * d_tmrt + & |
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178 | ( 7.51269482D-09 ) * ta * ta * d_tmrt * d_tmrt * d_tmrt + & |
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179 | ( 9.79063848D-11 ) * ta * ta * ta * d_tmrt * d_tmrt * d_tmrt + & |
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180 | ( 1.25006734D-06 ) * va * d_tmrt * d_tmrt * d_tmrt + & |
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181 | ( -1.81584736D-09 ) * ta * va * d_tmrt * d_tmrt * d_tmrt + & |
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182 | ( -3.52197671D-10 ) * ta * ta * va * d_tmrt * d_tmrt * d_tmrt + & |
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183 | ( -3.36514630D-08 ) * va * va * d_tmrt * d_tmrt * d_tmrt + & |
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184 | ( 1.35908359D-10 ) * ta * va * va * d_tmrt * d_tmrt * d_tmrt + & |
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185 | ( 4.17032620D-10 ) * va * va * va * d_tmrt * d_tmrt * d_tmrt + & |
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186 | ( -1.30369025D-09 ) * d_tmrt * d_tmrt * d_tmrt * d_tmrt + & |
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187 | ( 4.13908461D-10 ) * ta * d_tmrt * d_tmrt * d_tmrt * d_tmrt + & |
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188 | ( 9.22652254D-12 ) * ta * ta * d_tmrt * d_tmrt * d_tmrt * d_tmrt + & |
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189 | ( -5.08220384D-09 ) * va * d_tmrt * d_tmrt * d_tmrt * d_tmrt + & |
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190 | ( -2.24730961D-11 ) * ta * va * d_tmrt * d_tmrt * d_tmrt * d_tmrt + & |
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191 | ( 1.17139133D-10 ) * va * va * d_tmrt * d_tmrt * d_tmrt * d_tmrt + & |
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192 | ( 6.62154879D-10 ) * d_tmrt * d_tmrt * d_tmrt * d_tmrt * d_tmrt + & |
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193 | ( 4.03863260D-13 ) * ta * d_tmrt * d_tmrt * d_tmrt * d_tmrt * d_tmrt + & |
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194 | ( 1.95087203D-12 ) * va * d_tmrt * d_tmrt * d_tmrt * d_tmrt * d_tmrt + & |
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195 | ( -4.73602469D-12 ) * d_tmrt * d_tmrt * d_tmrt * d_tmrt * d_tmrt * & |
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196 | d_tmrt + & |
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197 | ( 5.12733497D+00 ) * pa + & |
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198 | ( -3.12788561D-01 ) * ta * pa + & |
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199 | ( -1.96701861D-02 ) * ta * ta * pa + & |
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200 | ( 9.99690870D-04 ) * ta * ta * ta * pa + & |
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201 | ( 9.51738512D-06 ) * ta * ta * ta * ta * pa + & |
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202 | ( -4.66426341D-07 ) * ta * ta * ta * ta * ta * pa + & |
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203 | ( 5.48050612D-01 ) * va * pa + & |
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204 | ( -3.30552823D-03 ) * ta * va * pa + & |
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205 | ( -1.64119440D-03 ) * ta * ta * va * pa + & |
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206 | ( -5.16670694D-06 ) * ta * ta * ta * va * pa + & |
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207 | ( 9.52692432D-07 ) * ta * ta * ta * ta * va * pa + & |
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208 | ( -4.29223622D-02 ) * va * va * pa + & |
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209 | ( 5.00845667D-03 ) * ta * va * va * pa + & |
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210 | ( 1.00601257D-06 ) * ta * ta * va * va * pa + & |
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211 | ( -1.81748644D-06 ) * ta * ta * ta * va * va * pa + & |
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212 | ( -1.25813502D-03 ) * va * va * va * pa + & |
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213 | ( -1.79330391D-04 ) * ta * va * va * va * pa + & |
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214 | ( 2.34994441D-06 ) * ta * ta * va * va * va * pa + & |
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215 | ( 1.29735808D-04 ) * va * va * va * va * pa + & |
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216 | ( 1.29064870D-06 ) * ta * va * va * va * va * pa + & |
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217 | ( -2.28558686D-06 ) * va * va * va * va * va * pa + & |
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218 | ( -3.69476348D-02 ) * d_tmrt * pa + & |
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219 | ( 1.62325322D-03 ) * ta * d_tmrt * pa + & |
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220 | ( -3.14279680D-05 ) * ta * ta * d_tmrt * pa + & |
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221 | ( 2.59835559D-06 ) * ta * ta * ta * d_tmrt * pa + & |
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222 | ( -4.77136523D-08 ) * ta * ta * ta * ta * d_tmrt * pa + & |
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223 | ( 8.64203390D-03 ) * va * d_tmrt * pa + & |
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224 | ( -6.87405181D-04 ) * ta * va * d_tmrt * pa + & |
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225 | ( -9.13863872D-06 ) * ta * ta * va * d_tmrt * pa + & |
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226 | ( 5.15916806D-07 ) * ta * ta * ta * va * d_tmrt * pa + & |
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227 | ( -3.59217476D-05 ) * va * va * d_tmrt * pa + & |
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228 | ( 3.28696511D-05 ) * ta * va * va * d_tmrt * pa + & |
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229 | ( -7.10542454D-07 ) * ta * ta * va * va * d_tmrt * pa + & |
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230 | ( -1.24382300D-05 ) * va * va * va * d_tmrt * pa + & |
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231 | ( -7.38584400D-09 ) * ta * va * va * va * d_tmrt * pa + & |
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232 | ( 2.20609296D-07 ) * va * va * va * va * d_tmrt * pa + & |
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233 | ( -7.32469180D-04 ) * d_tmrt * d_tmrt * pa + & |
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234 | ( -1.87381964D-05 ) * ta * d_tmrt * d_tmrt * pa + & |
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235 | ( 4.80925239D-06 ) * ta * ta * d_tmrt * d_tmrt * pa + & |
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236 | ( -8.75492040D-08 ) * ta * ta * ta * d_tmrt * d_tmrt * pa + & |
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237 | ( 2.77862930D-05 ) * va * d_tmrt * d_tmrt * pa + & |
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238 | ( -5.06004592D-06 ) * ta * va * d_tmrt * d_tmrt * pa + & |
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239 | ( 1.14325367D-07 ) * ta * ta * va * d_tmrt * d_tmrt * pa + & |
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240 | ( 2.53016723D-06 ) * va * va * d_tmrt * d_tmrt * pa + & |
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241 | ( -1.72857035D-08 ) * ta * va * va * d_tmrt * d_tmrt * pa + & |
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242 | ( -3.95079398D-08 ) * va * va * va * d_tmrt * d_tmrt * pa + & |
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243 | ( -3.59413173D-07 ) * d_tmrt * d_tmrt * d_tmrt * pa + & |
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244 | ( 7.04388046D-07 ) * ta * d_tmrt * d_tmrt * d_tmrt * pa + & |
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245 | ( -1.89309167D-08 ) * ta * ta * d_tmrt * d_tmrt * d_tmrt * pa + & |
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246 | ( -4.79768731D-07 ) * va * d_tmrt * d_tmrt * d_tmrt * pa + & |
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247 | ( 7.96079978D-09 ) * ta * va * d_tmrt * d_tmrt * d_tmrt * pa + & |
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248 | ( 1.62897058D-09 ) * va * va * d_tmrt * d_tmrt * d_tmrt * pa + & |
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249 | ( 3.94367674D-08 ) * d_tmrt * d_tmrt * d_tmrt * d_tmrt * pa + & |
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250 | ( -1.18566247D-09 ) * ta * d_tmrt * d_tmrt * d_tmrt * d_tmrt * pa + & |
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251 | ( 3.34678041D-10 ) * va * d_tmrt * d_tmrt * d_tmrt * d_tmrt * pa + & |
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252 | ( -1.15606447D-10 ) * d_tmrt * d_tmrt * d_tmrt * d_tmrt * d_tmrt * pa + & |
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253 | ( -2.80626406D+00 ) * pa * pa + & |
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254 | ( 5.48712484D-01 ) * ta * pa * pa + & |
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255 | ( -3.99428410D-03 ) * ta * ta * pa * pa + & |
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256 | ( -9.54009191D-04 ) * ta * ta * ta * pa * pa + & |
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257 | ( 1.93090978D-05 ) * ta * ta * ta * ta * pa * pa + & |
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258 | ( -3.08806365D-01 ) * va * pa * pa + & |
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259 | ( 1.16952364D-02 ) * ta * va * pa * pa + & |
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260 | ( 4.95271903D-04 ) * ta * ta * va * pa * pa + & |
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261 | ( -1.90710882D-05 ) * ta * ta * ta * va * pa * pa + & |
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262 | ( 2.10787756D-03 ) * va * va * pa * pa + & |
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263 | ( -6.98445738D-04 ) * ta * va * va * pa * pa + & |
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264 | ( 2.30109073D-05 ) * ta * ta * va * va * pa * pa + & |
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265 | ( 4.17856590D-04 ) * va * va * va * pa * pa + & |
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266 | ( -1.27043871D-05 ) * ta * va * va * va * pa * pa + & |
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267 | ( -3.04620472D-06 ) * va * va * va * va * pa * pa + & |
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268 | ( 5.14507424D-02 ) * d_tmrt * pa * pa + & |
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269 | ( -4.32510997D-03 ) * ta * d_tmrt * pa * pa + & |
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270 | ( 8.99281156D-05 ) * ta * ta * d_tmrt * pa * pa + & |
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271 | ( -7.14663943D-07 ) * ta * ta * ta * d_tmrt * pa * pa + & |
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272 | ( -2.66016305D-04 ) * va * d_tmrt * pa * pa + & |
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273 | ( 2.63789586D-04 ) * ta * va * d_tmrt * pa * pa + & |
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274 | ( -7.01199003D-06 ) * ta * ta * va * d_tmrt * pa * pa + & |
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275 | ( -1.06823306D-04 ) * va * va * d_tmrt * pa * pa + & |
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276 | ( 3.61341136D-06 ) * ta * va * va * d_tmrt * pa * pa + & |
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277 | ( 2.29748967D-07 ) * va * va * va * d_tmrt * pa * pa + & |
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278 | ( 3.04788893D-04 ) * d_tmrt * d_tmrt * pa * pa + & |
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279 | ( -6.42070836D-05 ) * ta * d_tmrt * d_tmrt * pa * pa + & |
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280 | ( 1.16257971D-06 ) * ta * ta * d_tmrt * d_tmrt * pa * pa + & |
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281 | ( 7.68023384D-06 ) * va * d_tmrt * d_tmrt * pa * pa + & |
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282 | ( -5.47446896D-07 ) * ta * va * d_tmrt * d_tmrt * pa * pa + & |
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283 | ( -3.59937910D-08 ) * va * va * d_tmrt * d_tmrt * pa * pa + & |
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284 | ( -4.36497725D-06 ) * d_tmrt * d_tmrt * d_tmrt * pa * pa + & |
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285 | ( 1.68737969D-07 ) * ta * d_tmrt * d_tmrt * d_tmrt * pa * pa + & |
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286 | ( 2.67489271D-08 ) * va * d_tmrt * d_tmrt * d_tmrt * pa * pa + & |
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287 | ( 3.23926897D-09 ) * d_tmrt * d_tmrt * d_tmrt * d_tmrt * pa * pa + & |
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288 | ( -3.53874123D-02 ) * pa * pa * pa + & |
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289 | ( -2.21201190D-01 ) * ta * pa * pa * pa + & |
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290 | ( 1.55126038D-02 ) * ta * ta * pa * pa * pa + & |
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291 | ( -2.63917279D-04 ) * ta * ta * ta * pa * pa * pa + & |
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292 | ( 4.53433455D-02 ) * va * pa * pa * pa + & |
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293 | ( -4.32943862D-03 ) * ta * va * pa * pa * pa + & |
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294 | ( 1.45389826D-04 ) * ta * ta * va * pa * pa * pa + & |
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295 | ( 2.17508610D-04 ) * va * va * pa * pa * pa + & |
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296 | ( -6.66724702D-05 ) * ta * va * va * pa * pa * pa + & |
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297 | ( 3.33217140D-05 ) * va * va * va * pa * pa * pa + & |
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298 | ( -2.26921615D-03 ) * d_tmrt * pa * pa * pa + & |
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299 | ( 3.80261982D-04 ) * ta * d_tmrt * pa * pa * pa + & |
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300 | ( -5.45314314D-09 ) * ta * ta * d_tmrt * pa * pa * pa + & |
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301 | ( -7.96355448D-04 ) * va * d_tmrt * pa * pa * pa + & |
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302 | ( 2.53458034D-05 ) * ta * va * d_tmrt * pa * pa * pa + & |
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303 | ( -6.31223658D-06 ) * va * va * d_tmrt * pa * pa * pa + & |
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304 | ( 3.02122035D-04 ) * d_tmrt * d_tmrt * pa * pa * pa + & |
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305 | ( -4.77403547D-06 ) * ta * d_tmrt * d_tmrt * pa * pa * pa + & |
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306 | ( 1.73825715D-06 ) * va * d_tmrt * d_tmrt * pa * pa * pa + & |
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307 | ( -4.09087898D-07 ) * d_tmrt * d_tmrt * d_tmrt * pa * pa * pa + & |
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308 | ( 6.14155345D-01 ) * pa * pa * pa * pa + & |
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309 | ( -6.16755931D-02 ) * ta * pa * pa * pa * pa + & |
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310 | ( 1.33374846D-03 ) * ta * ta * pa * pa * pa * pa + & |
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311 | ( 3.55375387D-03 ) * va * pa * pa * pa * pa + & |
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312 | ( -5.13027851D-04 ) * ta * va * pa * pa * pa * pa + & |
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313 | ( 1.02449757D-04 ) * va * va * pa * pa * pa * pa + & |
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314 | ( -1.48526421D-03 ) * d_tmrt * pa * pa * pa * pa + & |
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315 | ( -4.11469183D-05 ) * ta * d_tmrt * pa * pa * pa * pa + & |
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316 | ( -6.80434415D-06 ) * va * d_tmrt * pa * pa * pa * pa + & |
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317 | ( -9.77675906D-06 ) * d_tmrt * d_tmrt * pa * pa * pa * pa + & |
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318 | ( 8.82773108D-02 ) * pa * pa * pa * pa * pa + & |
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319 | ( -3.01859306D-03 ) * ta * pa * pa * pa * pa * pa + & |
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320 | ( 1.04452989D-03 ) * va * pa * pa * pa * pa * pa + & |
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321 | ( 2.47090539D-04 ) * d_tmrt * pa * pa * pa * pa * pa + & |
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322 | ( 1.48348065D-03 ) * pa * pa * pa * pa * pa * pa |
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323 | |
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324 | !-- Cast result to working precision |
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325 | utci = REAL( utci_d + offset, wp ) |
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326 | |
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327 | END SUBROUTINE calculate_utci_static |
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328 | |
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329 | |
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330 | END MODULE biometeorology_utci_mod |
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