[1585] | 1 | module rrsw_aer |
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| 2 | |
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| 3 | use parkind, only : im => kind_im, rb => kind_rb |
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| 4 | use parrrsw, only : nbndsw, naerec |
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| 5 | |
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| 6 | implicit none |
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| 7 | save |
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| 8 | |
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| 9 | !------------------------------------------------------------------ |
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| 10 | ! rrtmg_sw aerosol optical properties |
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| 11 | ! |
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| 12 | ! Data derived from six ECMWF aerosol types and defined for |
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| 13 | ! the rrtmg_sw spectral intervals |
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| 14 | ! |
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| 15 | ! Initial: J.-J. Morcrette, ECMWF, mar2003 |
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| 16 | ! Revised: MJIacono, AER, jul2006 |
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| 17 | ! Revised: MJIacono, AER, aug2008 |
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| 18 | !------------------------------------------------------------------ |
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| 19 | ! |
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| 20 | !-- The six ECMWF aerosol types are respectively: |
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| 21 | ! |
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| 22 | ! 1/ continental average 2/ maritime |
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| 23 | ! 3/ desert 4/ urban |
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| 24 | ! 5/ volcanic active 6/ stratospheric background |
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| 25 | ! |
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| 26 | ! computed from Hess and Koepke (con, mar, des, urb) |
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| 27 | ! from Bonnel et al. (vol, str) |
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| 28 | ! |
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| 29 | ! rrtmg_sw 14 spectral intervals (microns): |
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| 30 | ! 3.846 - 3.077 |
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| 31 | ! 3.077 - 2.500 |
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| 32 | ! 2.500 - 2.150 |
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| 33 | ! 2.150 - 1.942 |
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| 34 | ! 1.942 - 1.626 |
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| 35 | ! 1.626 - 1.299 |
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| 36 | ! 1.299 - 1.242 |
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| 37 | ! 1.242 - 0.7782 |
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| 38 | ! 0.7782- 0.6250 |
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| 39 | ! 0.6250- 0.4415 |
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| 40 | ! 0.4415- 0.3448 |
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| 41 | ! 0.3448- 0.2632 |
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| 42 | ! 0.2632- 0.2000 |
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| 43 | ! 12.195 - 3.846 |
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| 44 | ! |
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| 45 | !------------------------------------------------------------------ |
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| 46 | ! |
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| 47 | ! name type purpose |
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| 48 | ! ----- : ---- : ---------------------------------------------- |
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| 49 | ! rsrtaua : real : ratio of average optical thickness in |
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| 50 | ! spectral band to that at 0.55 micron |
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| 51 | ! rsrpiza : real : average single scattering albedo (unitless) |
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| 52 | ! rsrasya : real : average asymmetry parameter (unitless) |
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| 53 | !------------------------------------------------------------------ |
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| 54 | |
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| 55 | real(kind=rb) :: rsrtaua(nbndsw,naerec) |
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| 56 | real(kind=rb) :: rsrpiza(nbndsw,naerec) |
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| 57 | real(kind=rb) :: rsrasya(nbndsw,naerec) |
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| 58 | |
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| 59 | end module rrsw_aer |
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| 60 | |
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