| 1 | SUBROUTINE SRTM_TAUMOL27 & |
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| 2 | & ( KLEV,& |
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| 3 | & P_FAC00 , P_FAC01 , P_FAC10 , P_FAC11,& |
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| 4 | & K_JP , K_JT , K_JT1 , P_ONEMINUS,& |
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| 5 | & P_COLMOL , P_COLO3,& |
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| 6 | & K_LAYTROP,& |
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| 7 | & P_SFLUXZEN, P_TAUG , P_TAUR & |
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| 8 | & ) |
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| 9 | |
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| 10 | ! Written by Eli J. Mlawer, Atmospheric & Environmental Research. |
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| 11 | |
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| 12 | ! BAND 27: 29000-38000 cm-1 (low - O3; high - O3) |
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| 13 | |
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| 14 | ! Modifications |
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| 15 | ! M.Hamrud 01-Oct-2003 CY28 Cleaning |
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| 16 | |
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| 17 | ! JJMorcrette 2003-02-24 adapted to ECMWF environment |
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| 18 | |
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| 19 | ! PARAMETER (MG=16, MXLAY=203, NBANDS=14) |
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| 20 | |
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| 21 | USE PARKIND1 ,ONLY : JPIM ,JPRB |
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| 22 | USE YOMHOOK ,ONLY : LHOOK, DR_HOOK |
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| 23 | |
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| 24 | USE PARSRTM , ONLY : JPLAY, JPG, NG27 |
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| 25 | USE YOESRTA27, ONLY : ABSA, ABSB & |
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| 26 | & , SFLUXREFC, RAYLC & |
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| 27 | & , LAYREFFR, SCALEKUR |
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| 28 | USE YOESRTWN , ONLY : NSPA, NSPB |
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| 29 | |
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| 30 | IMPLICIT NONE |
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| 31 | |
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| 32 | !-- Output |
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| 33 | INTEGER(KIND=JPIM),INTENT(IN) :: KLEV |
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| 34 | REAL(KIND=JPRB) ,INTENT(IN) :: P_FAC00(JPLAY) |
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| 35 | REAL(KIND=JPRB) ,INTENT(IN) :: P_FAC01(JPLAY) |
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| 36 | REAL(KIND=JPRB) ,INTENT(IN) :: P_FAC10(JPLAY) |
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| 37 | REAL(KIND=JPRB) ,INTENT(IN) :: P_FAC11(JPLAY) |
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| 38 | INTEGER(KIND=JPIM),INTENT(IN) :: K_JP(JPLAY) |
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| 39 | INTEGER(KIND=JPIM),INTENT(IN) :: K_JT(JPLAY) |
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| 40 | INTEGER(KIND=JPIM),INTENT(IN) :: K_JT1(JPLAY) |
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| 41 | REAL(KIND=JPRB) :: P_ONEMINUS ! Argument NOT used |
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| 42 | REAL(KIND=JPRB) ,INTENT(IN) :: P_COLMOL(JPLAY) |
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| 43 | REAL(KIND=JPRB) ,INTENT(IN) :: P_COLO3(JPLAY) |
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| 44 | INTEGER(KIND=JPIM),INTENT(IN) :: K_LAYTROP |
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| 45 | |
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| 46 | REAL(KIND=JPRB) ,INTENT(OUT) :: P_SFLUXZEN(JPG) |
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| 47 | REAL(KIND=JPRB) ,INTENT(OUT) :: P_TAUG(JPLAY,JPG) |
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| 48 | REAL(KIND=JPRB) ,INTENT(OUT) :: P_TAUR(JPLAY,JPG) |
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| 49 | !- from INTFAC |
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| 50 | !- from INTIND |
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| 51 | !- from PRECISE |
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| 52 | !- from PROFDATA |
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| 53 | !- from SELF |
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| 54 | INTEGER(KIND=JPIM) :: IG, IND0, IND1, I_LAY, I_LAYSOLFR, I_NLAYERS |
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| 55 | |
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| 56 | REAL(KIND=JPRB) :: & |
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| 57 | & Z_TAURAY |
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| 58 | REAL(KIND=JPRB) :: ZHOOK_HANDLE |
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| 59 | |
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| 60 | IF (LHOOK) CALL DR_HOOK('SRTM_TAUMOL27',0,ZHOOK_HANDLE) |
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| 61 | I_NLAYERS = KLEV |
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| 62 | |
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| 63 | ! Compute the optical depth by interpolating in ln(pressure), |
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| 64 | ! temperature, and appropriate species. Below LAYTROP, the water |
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| 65 | ! vapor self-continuum is interpolated (in temperature) separately. |
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| 66 | DO I_LAY = 1, K_LAYTROP |
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| 67 | IND0 = ((K_JP(I_LAY)-1)*5+(K_JT(I_LAY)-1))*NSPA(27) + 1 |
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| 68 | IND1 = (K_JP(I_LAY)*5+(K_JT1(I_LAY)-1))*NSPA(27) + 1 |
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| 69 | |
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| 70 | ! DO IG = 1, NG(27) |
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| 71 | DO IG = 1 , NG27 |
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| 72 | Z_TAURAY = P_COLMOL(I_LAY) * RAYLC(IG) |
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| 73 | P_TAUG(I_LAY,IG) = P_COLO3(I_LAY) * & |
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| 74 | & (P_FAC00(I_LAY) * ABSA(IND0,IG) + & |
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| 75 | & P_FAC10(I_LAY) * ABSA(IND0+1,IG) + & |
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| 76 | & P_FAC01(I_LAY) * ABSA(IND1,IG) + & |
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| 77 | & P_FAC11(I_LAY) * ABSA(IND1+1,IG)) |
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| 78 | ! & + TAURAY |
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| 79 | ! SSA(LAY,IG) = TAURAY/TAUG(LAY,IG) |
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| 80 | P_TAUR(I_LAY,IG) = Z_TAURAY |
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| 81 | ENDDO |
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| 82 | ENDDO |
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| 83 | |
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| 84 | I_LAYSOLFR = I_NLAYERS |
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| 85 | |
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| 86 | DO I_LAY = K_LAYTROP+1, I_NLAYERS |
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| 87 | IF (K_JP(I_LAY-1) < LAYREFFR .AND. K_JP(I_LAY) >= LAYREFFR) & |
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| 88 | & I_LAYSOLFR = I_LAY |
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| 89 | IND0 = ((K_JP(I_LAY)-13)*5+(K_JT(I_LAY)-1))*NSPB(27) + 1 |
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| 90 | IND1 = ((K_JP(I_LAY)-12)*5+(K_JT1(I_LAY)-1))*NSPB(27) + 1 |
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| 91 | |
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| 92 | ! DO IG = 1, NG(27) |
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| 93 | DO IG = 1 , NG27 |
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| 94 | Z_TAURAY = P_COLMOL(I_LAY) * RAYLC(IG) |
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| 95 | P_TAUG(I_LAY,IG) = P_COLO3(I_LAY) * & |
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| 96 | & (P_FAC00(I_LAY) * ABSB(IND0,IG) + & |
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| 97 | & P_FAC10(I_LAY) * ABSB(IND0+1,IG) + & |
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| 98 | & P_FAC01(I_LAY) * ABSB(IND1,IG) + & |
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| 99 | & P_FAC11(I_LAY) * ABSB(IND1+1,IG)) |
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| 100 | ! & + TAURAY |
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| 101 | ! SSA(LAY,IG) = TAURAY/TAUG(LAY,IG) |
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| 102 | IF (I_LAY == I_LAYSOLFR) P_SFLUXZEN(IG) = SCALEKUR * SFLUXREFC(IG) |
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| 103 | P_TAUR(I_LAY,IG) = Z_TAURAY |
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| 104 | ENDDO |
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| 105 | ENDDO |
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| 106 | |
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| 107 | !----------------------------------------------------------------------- |
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| 108 | IF (LHOOK) CALL DR_HOOK('SRTM_TAUMOL27',1,ZHOOK_HANDLE) |
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| 109 | END SUBROUTINE SRTM_TAUMOL27 |
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| 110 | |
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