[12] | 1 | MODULE disvert_mod |
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[19] | 2 | USE icosa |
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[17] | 3 | REAL(rstd), SAVE, POINTER :: ap(:) |
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| 4 | REAL(rstd), SAVE, POINTER :: bp(:) |
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| 5 | REAL(rstd), SAVE, POINTER :: presnivs(:) |
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[156] | 6 | REAL(rstd), SAVE, POINTER :: mass_al(:), mass_bl(:), mass_ak(:), mass_bk(:), mass_dak(:), mass_dbk(:) |
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| 7 | REAL(rstd) :: ptop ! pressure at top of atmosphere l=llm+1 |
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[12] | 8 | |
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| 9 | CONTAINS |
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| 10 | |
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| 11 | SUBROUTINE init_disvert |
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[17] | 12 | USE disvert_std_mod, ONLY: ap_std=>ap, bp_std=>bp, presnivs_std=>presnivs, init_disvert_std=>init_disvert |
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| 13 | USE disvert_ncar_mod, ONLY: ap_ncar=>ap, bp_ncar=>bp, presnivs_ncar=>presnivs, init_disvert_ncar=>init_disvert |
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[33] | 14 | USE disvert_ncarl30_mod, ONLY: ap_ncarl30=>ap, bp_ncarl30=>bp, presnivs_ncarl30=>presnivs, init_disvert_ncarl30=>init_disvert |
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[115] | 15 | USE disvert_dcmip31_mod, ONLY: ap_dcmip31=>ap, bp_dcmip31=>bp, presnivs_dcmip31=>presnivs, init_disvert_dcmip31=>init_disvert |
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[116] | 16 | USE disvert_dcmip200_mod, ONLY: ap_dcmip200=>ap, bp_dcmip200=>bp, presnivs_dcmip200=>presnivs, init_disvert_dcmip200=>init_disvert |
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[19] | 17 | USE icosa |
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[131] | 18 | USE mpipara |
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[12] | 19 | IMPLICIT NONE |
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[17] | 20 | CHARACTER(LEN=255) :: disvert_type = 'std' |
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[156] | 21 | INTEGER :: l |
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| 22 | |
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[17] | 23 | CALL getin("disvert",disvert_type) |
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| 24 | |
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| 25 | SELECT CASE (TRIM(disvert_type)) |
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| 26 | CASE('std') |
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| 27 | |
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| 28 | CALL init_disvert_std |
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| 29 | ap=>ap_std |
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| 30 | bp=>bp_std |
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| 31 | presnivs=>presnivs_std |
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| 32 | |
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| 33 | CASE ('ncar') |
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[12] | 34 | |
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[17] | 35 | CALL init_disvert_ncar |
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| 36 | ap=>ap_ncar |
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| 37 | bp=>bp_ncar |
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| 38 | presnivs=>presnivs_ncar |
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[33] | 39 | |
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[115] | 40 | CASE ('dcmip31') |
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| 41 | |
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| 42 | CALL init_disvert_dcmip31 |
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| 43 | ap=>ap_dcmip31 |
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| 44 | bp=>bp_dcmip31 |
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| 45 | presnivs=>presnivs_dcmip31 |
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| 46 | |
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[116] | 47 | CASE ('dcmip200') |
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| 48 | |
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| 49 | CALL init_disvert_dcmip200 |
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| 50 | ap=>ap_dcmip200 |
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| 51 | bp=>bp_dcmip200 |
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| 52 | presnivs=>presnivs_dcmip200 |
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| 53 | |
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[33] | 54 | CASE ('ncarl30') |
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| 55 | |
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[64] | 56 | CALL init_disvert_ncarl30 |
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[33] | 57 | ap=>ap_ncarl30 |
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| 58 | bp=>bp_ncarl30 |
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| 59 | presnivs=>presnivs_ncarl30 |
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[17] | 60 | |
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| 61 | CASE default |
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[131] | 62 | IF (is_mpi_root) PRINT*,'Bad selector for variable disvert : <', TRIM(disvert_type),"> options are <std>, <ncar>, <ncarl30>" |
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[17] | 63 | STOP |
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| 64 | |
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| 65 | END SELECT |
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[12] | 66 | |
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[156] | 67 | ! Convert from pressure coordinate to mass coordinate |
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| 68 | ! pk = ap(k) + bp(k)*ps(ij) = ptop + g*( mass_ak(k) + mass_bk(k)*ms(ij) ) |
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| 69 | ptop = ap(llm+1) |
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| 70 | ALLOCATE(mass_al(llm+1)) |
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| 71 | ALLOCATE(mass_bl(llm+1)) |
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| 72 | ALLOCATE(mass_ak(llm)) |
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| 73 | ALLOCATE(mass_bk(llm)) |
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| 74 | ALLOCATE(mass_dak(llm)) |
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| 75 | ALLOCATE(mass_dbk(llm)) |
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| 76 | |
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| 77 | ! FIXME : leave ps for the moment ; change ps to ms later |
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| 78 | DO l=1,llm+1 |
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| 79 | ! mass_al(l) = (ap(l)-ptop)/g |
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| 80 | ! mass_bl(l) = bp(l)/g |
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| 81 | mass_al(l) = (ap(l)-ptop) |
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| 82 | mass_bl(l) = bp(l) |
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| 83 | END DO |
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| 84 | DO l=1,llm |
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| 85 | mass_ak(l) = .5*(mass_al(l)+mass_al(l+1)) |
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| 86 | mass_bk(l) = .5*(mass_bl(l)+mass_bl(l+1)) |
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| 87 | mass_dak(l) = mass_al(l)-mass_al(l+1) ! >0 |
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| 88 | mass_dbk(l) = mass_bl(l)-mass_bl(l+1) ! >0 |
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| 89 | END DO |
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| 90 | |
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[12] | 91 | END SUBROUTINE init_disvert |
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| 92 | |
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[75] | 93 | SUBROUTINE write_apbp |
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| 94 | USE icosa |
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| 95 | USE netcdf_mod |
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| 96 | IMPLICIT NONE |
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| 97 | REAL(rstd) :: val(llm) |
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| 98 | INTEGER :: status |
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| 99 | INTEGER :: lev,ilev |
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| 100 | INTEGER :: ncid,levid,ilevid,hyaiid,hybiid,hyamid,hybmid,P0id |
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| 101 | INTEGER :: l |
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| 102 | |
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| 103 | status = NF90_CREATE('apbp.nc', NF90_CLOBBER, ncid) |
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| 104 | status = NF90_DEF_DIM(ncid,'lev',llm,lev) |
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| 105 | status = NF90_DEF_DIM(ncid,'ilev',llm+1,ilev) |
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| 106 | |
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| 107 | status = NF90_DEF_VAR(ncid,'lev',NF90_DOUBLE,(/ lev /),levid) |
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| 108 | status = NF90_PUT_ATT(ncid,levid,"long_name","hybrid level at midpoints (1000*(A+B))") |
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| 109 | status = NF90_PUT_ATT(ncid,levid,"units","Pa") |
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| 110 | status = NF90_PUT_ATT(ncid,levid,"positive","up") |
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| 111 | status = NF90_PUT_ATT(ncid,levid,"standard_name","atmosphere_hybrid_sigma_pressure_coordinate") |
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| 112 | status = NF90_PUT_ATT(ncid,levid,"formula_terms","a: hyam b: hybm p0: P0 ps: PS") |
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| 113 | |
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| 114 | status = NF90_DEF_VAR(ncid,'ilev',NF90_DOUBLE,(/ ilev /),ilevid) |
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| 115 | status = NF90_PUT_ATT(ncid,ilevid,"long_name","hybrid level at interfaces (1000*(A+B))") |
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| 116 | status = NF90_PUT_ATT(ncid,ilevid,"units","Pa") |
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| 117 | status = NF90_PUT_ATT(ncid,ilevid,"positive","up") |
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| 118 | status = NF90_PUT_ATT(ncid,ilevid,"standard_name","atmosphere_hybrid_sigma_pressure_coordinate") |
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| 119 | status = NF90_PUT_ATT(ncid,ilevid,"formula_terms","a: hyai b: hybi p0: P0 ps: PS") |
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| 120 | |
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| 121 | status = NF90_DEF_VAR(ncid,'hyai',NF90_DOUBLE,(/ ilev /),hyaiid) |
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| 122 | status = NF90_PUT_ATT(ncid,hyaiid,"long_name","hybrid A coefficient at layer interfaces") |
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| 123 | |
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| 124 | status = NF90_DEF_VAR(ncid,'hybi',NF90_DOUBLE,(/ ilev /),hybiid) |
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| 125 | status = NF90_PUT_ATT(ncid,hybiid,"long_name","hybrid B coefficient at layer interfaces") |
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| 126 | |
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| 127 | status = NF90_DEF_VAR(ncid,'hyam',NF90_DOUBLE,(/ lev /),hyamid) |
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| 128 | status = NF90_PUT_ATT(ncid,hyamid,"long_name","hybrid A coefficient at midpoint interfaces") |
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| 129 | |
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| 130 | status = NF90_DEF_VAR(ncid,'hybm',NF90_DOUBLE,(/ lev /),hybmid) |
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| 131 | status = NF90_PUT_ATT(ncid,hybmid,"long_name","hybrid B coefficient at midpoint interfaces") |
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| 132 | |
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| 133 | status = NF90_DEF_VAR(ncid,'P0',NF90_DOUBLE,varid=P0id) |
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| 134 | |
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| 135 | status = NF90_ENDDEF(ncid) |
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| 136 | |
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| 137 | status=NF90_PUT_VAR(ncid,ilevid, ap(:)+bp(:)*Preff) |
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| 138 | |
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| 139 | DO l=1,llm |
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| 140 | val(l)= 0.5*(ap(l+1)+ap(l)+Preff*(bp(l)+bp(l+1))) |
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| 141 | ENDDO |
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| 142 | |
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| 143 | status=NF90_PUT_VAR(ncid,levid, val) |
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| 144 | |
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| 145 | status=NF90_PUT_VAR(ncid,hyaiid, ap(:)/Preff) |
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[112] | 146 | status=NF90_PUT_VAR(ncid,hybiid, bp(:)) |
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[75] | 147 | |
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| 148 | DO l=1,llm |
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| 149 | val(l)= 0.5*(ap(l+1)+ap(l)) |
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| 150 | ENDDO |
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| 151 | status=NF90_PUT_VAR(ncid,hyamid, val(:)/Preff) |
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| 152 | |
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| 153 | DO l=1,llm |
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| 154 | val(l)= 0.5*(bp(l+1)+bp(l)) |
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| 155 | ENDDO |
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| 156 | status=NF90_PUT_VAR(ncid,hybmid, val(:)) |
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| 157 | |
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| 158 | status=NF90_PUT_VAR(ncid,P0id, Preff) |
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| 159 | |
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| 160 | status=NF90_CLOSE(ncid) |
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| 161 | END SUBROUTINE write_apbp |
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| 162 | |
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[12] | 163 | END MODULE disvert_mod |
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