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| 2 | SUBROUTINE satellite_out_spla(jD_cur,jH_cur,pdtphys,rlat,rlon, & |
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| 3 | masque_aqua, masque_terra ) |
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| 4 | |
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| 5 | USE dimphy |
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| 6 | USE IOIPSL |
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| 7 | USE lmdz_writefield_phy |
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| 8 | |
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| 9 | IMPLICIT NONE |
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| 10 | |
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| 11 | REAL :: pdtphys, jD_cur,jH_cur, hour |
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| 12 | INTEGER :: year_cur, mth_cur, day_cur |
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| 13 | INTEGER :: masque_polder(klon) ! masque polder |
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| 14 | INTEGER :: masque_aqua(klon) ! masque polder |
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| 15 | INTEGER :: masque_terra(klon) ! masque polder |
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| 16 | INTEGER :: i |
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| 17 | REAL :: overpassaqua, overpassterra |
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| 18 | REAL,DIMENSION(klon) :: rlat,rlon |
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| 19 | |
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| 20 | |
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| 21 | masque_polder(:) = 0. |
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| 22 | |
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| 23 | CALL ju2ymds(jD_cur+jH_cur, year_cur, mth_cur, day_cur, hour) |
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| 24 | ! PRINT*,'JDcur=',jD_cur,'JHcur=',jH_cur,'year_cur' ,year_cur,'mth_cur' ,mth_cur, 'day_cur',day_cur,'hour' ,hour |
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| 25 | |
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| 26 | ! IF ( (year_cur*100.+mth_cur .GE. 199611 ) .AND. (year_cur*100.+mth_cur .LE. 199706)) THEN |
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| 27 | ! CALL swathpolder(year_cur,mth_cur,day_cur,hour/86400., & |
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| 28 | ! pdtphys,rlon,rlat,masque_polder) |
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| 29 | ! ENDIF |
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| 30 | |
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| 31 | ! DO i=1,klon |
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| 32 | ! IF ( masque_polder(i) .EQ. 1 ) THEN |
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| 33 | ! PRINT *,'polder output point, lon:', rlon(i),', lat: ',rlat(i) |
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| 34 | ! ENDIF |
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| 35 | ! ENDDO |
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| 36 | ! CALL writefield_phy("masque_polder",float(masque_polder),1) |
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| 37 | |
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| 38 | ! Aqua |
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| 39 | masque_aqua(:) = 0. |
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| 40 | overpassaqua=48600. ! 13.30 p.m. local time |
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| 41 | CALL swathpolarsat(year_cur,mth_cur,day_cur,hour, & |
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| 42 | pdtphys,rlon,rlat,overpassaqua,masque_aqua) |
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| 43 | |
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| 44 | ! DO i=1,klon |
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| 45 | ! IF ( masque_aqua(i) .EQ. 1 ) THEN |
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| 46 | ! PRINT *,'aqua output point, lon:', rlon(i),', lat: ',rlat(i) |
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| 47 | ! ENDIF |
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| 48 | ! ENDDO |
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| 49 | ! CALL writefield_phy("masque_aqua",float(masque_aqua),1) |
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| 50 | |
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| 51 | masque_terra(:) = 0. |
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| 52 | overpassterra=37800. ! 10.30 a.m. local time |
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| 53 | CALL swathpolarsat(year_cur,mth_cur,day_cur,hour, & |
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| 54 | pdtphys,rlon,rlat,overpassterra,masque_terra) |
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| 55 | |
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| 56 | ! DO i=1,klon |
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| 57 | ! IF ( masque_terra(i) .EQ. 1 ) THEN |
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| 58 | ! PRINT *,'terra output point, lon:', rlon(i),', lat: ',rlat(i) |
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| 59 | ! ENDIF |
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| 60 | ! ENDDO |
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| 61 | ! CALL writefield_phy("masque_terra",float(masque_terra),1) |
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| 62 | |
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| 63 | |
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| 64 | END SUBROUTINE satellite_out_spla |
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| 65 | |
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| 66 | |
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| 67 | |
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| 68 | |
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| 69 | SUBROUTINE swathpolarsat(annee,mois,jour,heure,pdtphys, & |
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| 70 | rlon,rlat,overpasstime,masque) |
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| 71 | ! Adaptation from the simple satellite simulator of AeroCom working group Indirect |
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| 72 | ! forcing ( Johannes Quaas, MPI for Meteorology, Hamburg ) |
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| 73 | ! http://wiki.esipfed.org/index.php/Indirect_forcing |
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| 74 | |
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| 75 | USE dimphy |
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| 76 | IMPLICIT NONE |
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| 77 | |
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| 78 | INTEGER :: annee, mois, jour, i |
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| 79 | REAL :: heure !--heure en jour |
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| 80 | REAL :: pdtphys !--pas de temps en seconde |
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| 81 | REAL :: rlon(1:klon), rlat(1:klon) !--longitude et latitude |
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| 82 | INTEGER :: masque(1:klon) |
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| 83 | REAL :: localtime(1:klon) |
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| 84 | REAL :: overpasstime, utctime |
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| 85 | |
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| 86 | masque(:) = 0 |
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| 87 | utctime=heure |
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| 88 | DO i=1,klon |
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| 89 | localtime(i) = utctime + 240. * rlon(i) ! for each degree of longitude east,4 min earlier local time |
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| 90 | ! IF ( localtime(i) > 86400. ) THEN ! this is still the previous day |
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| 91 | ! localtime(i) = localtime(i) - 86400. |
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| 92 | ! ENDIF |
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| 93 | ! Select 10.30 a.m. ± dt/2 |
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| 94 | ! IF ( ABS( localtime(i) - overpasstime ) <= pdtphys/2. ) THEN |
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| 95 | IF ( ABS(MOD(localtime(i)+86400.*100,86400.) - overpasstime ) <= pdtphys/2. ) THEN |
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| 96 | masque(i) = 1 |
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| 97 | ENDIF |
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| 98 | ENDDO |
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| 99 | |
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| 100 | |
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| 101 | END SUBROUTINE swathpolarsat |
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| 102 | |
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| 103 | SUBROUTINE swathpolder(annee,mois,jour,heure,pdtphys, & |
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| 104 | rlon,rlat,masque) |
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| 105 | ! Adapted from INCA |
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| 106 | |
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| 107 | ! USE inca_dim |
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| 108 | USE dimphy |
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| 109 | IMPLICIT NONE |
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| 110 | |
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| 111 | !--Auteurs : Francois-Marie Breon + Olivier Boucher |
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| 112 | |
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| 113 | !-- adapted to be used in INCA aerosol module Michael Schulz |
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| 114 | |
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| 115 | ! not needed? |
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| 116 | |
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| 117 | INTEGER :: annee, mois, jour |
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| 118 | REAL :: heure !--heure en jour |
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| 119 | REAL :: pdtphys !--pas de temps en seconde |
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| 120 | REAL :: rlon(1:klon), rlat(1:klon) !--longitude et latitude |
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| 121 | INTEGER :: masque(1:klon) |
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| 122 | |
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| 123 | REAL :: J0 !--origine des temps pour les orbites ADEOS |
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| 124 | PARAMETER (J0=183.91267) |
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| 125 | REAL :: secinday |
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| 126 | PARAMETER (secinday=86400.) |
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| 127 | REAL :: duree_orb !--Duree d une orbite ADEOS en jour |
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| 128 | PARAMETER (duree_orb=6055.3715/secinday) |
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| 129 | REAL :: deltalon !--Decalage en longitude entre 2 orbites successives |
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| 130 | PARAMETER (deltalon=41./585.*360.) |
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| 131 | REAL :: demi_larg_eq !--demi-largeur d'une orbite a l equateur |
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| 132 | PARAMETER (demi_larg_eq=11.) |
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| 133 | REAL :: incli, inclideg |
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| 134 | PARAMETER (inclideg=98.59) |
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| 135 | REAL :: RADEG, DTOR, RPI |
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| 136 | REAL :: demi_periode |
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| 137 | INTEGER :: jacum(1:12) |
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| 138 | DATA jacum/0,31,59,90,120,151,181,212,243,273,304,334/ |
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| 139 | INTEGER :: an, orb, i, j |
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| 140 | REAL :: timepolder, lon0, posnorm, lim_nord, lim_sud |
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| 141 | REAL :: tempo, lon_cen, demi_larg |
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| 142 | REAL :: lat_debut, lat_fin, lon_west, lon_east |
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| 143 | REAL :: zlon !--rlon mais remis entre 0 et 360 |
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| 144 | REAL :: deltat !--plage de temps a considerer en jours |
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| 145 | |
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| 146 | |
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| 147 | RPI = 4 * atan (1.0) |
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| 148 | deltat=pdtphys/secinday |
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| 149 | demi_periode=deltat/2./duree_orb |
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| 150 | RADEG=180./RPI |
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| 151 | DTOR=RPI/180. |
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| 152 | incli=inclideg*DTOR |
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| 153 | |
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| 154 | an = MOD(annee, 100) |
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| 155 | timepolder=FLOAT((an-96)*365+jacum(mois)+jour)+heure |
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| 156 | orb=INT((timepolder-J0)/duree_orb+0.5) |
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| 157 | lon0=360.-MOD(168.02+FLOAT(orb)*deltalon,360.) |
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| 158 | posnorm=(timepolder-j0)/duree_orb-FLOAT(orb) |
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| 159 | j=jacum(mois)+jour |
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| 160 | lim_nord=60.5 + 25.*(1.-COS((FLOAT(J)+10.)/365.*2.*RPI)) |
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| 161 | lim_sud=-53.0 - 20.*(1.+COS(FLOAT(J)/365.*2*RPI)) |
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| 162 | !--lat de debut |
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| 163 | lat_debut=MIN(MIN(90.,(-posnorm+demi_periode)*360.),lim_nord) |
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| 164 | !--lat de fin |
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| 165 | lat_fin =MAX(MAX(-90.,(-posnorm-demi_periode)*360.),lim_sud) |
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| 166 | |
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| 167 | DO i=1, klon |
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| 168 | masque(i)=0 |
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| 169 | tempo=ASIN( MAX(-1.,MIN(1., -SIN(rlat(i)*DTOR)/SIN(incli)))) |
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| 170 | lon_cen=(ATAN(TAN(tempo)*COS(incli))-duree_orb*tempo)*RADEG |
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| 171 | demi_larg=demi_larg_eq/COS(rlat(i)*DTOR) |
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| 172 | IF (ABS(SIN(rlat(i)*DTOR)/SIN(incli))>=1.0) demi_larg=200.0 |
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| 173 | IF (rlat(i)>=lat_fin.AND.rlat(i)<=lat_debut) THEN |
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| 174 | IF (demi_larg>= 180.) THEN |
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| 175 | masque(i)=1 |
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| 176 | ELSE |
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| 177 | lon_west = MOD(lon0+lon_cen-demi_larg+720., 360.) |
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| 178 | lon_east = MOD(lon0+lon_cen+demi_larg, 360.) |
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| 179 | zlon = MOD(rlon(i)+360., 360.) |
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| 180 | IF (lon_west<=lon_east) THEN |
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| 181 | IF (zlon>=lon_west.AND.zlon<=lon_east) masque(i)=1 |
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| 182 | ELSE |
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| 183 | IF (zlon>=lon_west.OR.zlon<=lon_east) masque(i)=1 |
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| 184 | ENDIF |
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| 185 | ENDIF |
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| 186 | ENDIF |
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| 187 | ENDDO |
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| 188 | |
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| 189 | |
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| 190 | END SUBROUTINE swathpolder |
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| 191 | |
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| 192 | |
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