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C $Header$ |
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C $Name$ |
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#include "RADTRANS_OPTIONS.h" |
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CBOP |
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C !ROUTINE: RADTRANS_SFCSOLZ |
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C !INTERFACE: ====================================================== |
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subroutine radtrans_sfcsolz(rad,iyr,imon,iday,isec,xlon,ylat, |
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O solz) |
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C !DESCRIPTION: |
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c SLIGHTLY MODIFIED FORM WG sfsolz |
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c original version contained subroutine code for |
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c localvec |
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c which is here separated into separate file |
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c |
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c Computes solar zenith angle at surface given location |
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c and time. |
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c |
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C !USES: =========================================================== |
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IMPLICIT NONE |
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C !INPUT PARAMETERS: =============================================== |
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INTEGER iyr, imon, iday, isec |
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_RL rad, xlon, ylat |
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c INTEGER myThid |
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C !OUTPUT PARAMETERS: ============================================== |
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_RL solz |
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C !FUNCTIONS: ====================================================== |
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C !LOCAL VARIABLES: ================================================ |
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c |
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c ifst is not used, so don't need this ??? |
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c save |
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_RL up(3),no(3),ea(3),gmt,rs |
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c data ifst /0/ |
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CEOP |
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c Local direction vector |
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call radtrans_localvec(rad,xlon,ylat,up,no,ea) |
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c |
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c Solar zenith angle |
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solz = -1.0 |
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gmt = float(isec)/3600. |
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call radtrans_sunmod(rad,iday,imon,iyr,gmt,up,no,ea,solz,rs) |
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c |
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return |
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end |
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c |
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c ********************************************************************** |
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c HERE SUBROUTINE localvec REMOVED AND PUT IN SEP FILE |