!-------------------------------------- LICENCE BEGIN ------------------------------------
!Environment Canada - Atmospheric Science and Technology License/Disclaimer,
!                     version 3; Last Modified: May 7, 2008.
!This is free but copyrighted software; you can use/redistribute/modify it under the terms
!of the Environment Canada - Atmospheric Science and Technology License/Disclaimer
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!See the above mentioned License/Disclaimer for more details.
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!-------------------------------------- LICENCE END --------------------------------------
!

      REAL FUNCTION  DRCLD ( IZ ) 
***fonction       DRCLD
*
*auteur           Louis Garand  - rpn - dorval
*
*revision 001     Jacques Halle - ddo - dorval - 421-4660
*                                 fev 1991
*                 adapter au systeme operationel GOES.
*
*REVISION 002     JACQUES HALLE - DDO - DORVAL - 421-4660
*                                 Decembre 1995
*                 Generaliser pour toutes les plateformes satellitaires.
*
*langage          fortran 5
*
*objet            ce sous-programme calcule la normalisation due
*                 a l'angle zenith solaire selon 
*                 MINNIS-HARRISSON (COURBE FIG 7), P1038,JCAM 84.  
*
*appel            xnorm = DRCLD ( IZ )
*
*arguments        xnorm - output - facteur de normalisation
*                 iz    - input  - cosinus de l'angle solaire
**
      implicit  none
c
      integer  iz
c
      real  DRF(11) 
c
      DATA  DRF / 1.000, 1.002, 1.042, 1.092, 1.178, 1.286,
     X            1.420, 1.546, 1.710, 1.870, 2.050        / 
c
      DRCLD = DRF (IZ)
c 
      RETURN
      END