Radiation
code | SW form | albedo | SW penetration | LW form |
|---|---|---|---|---|
AWI |
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DRAKKAR | Daily averaged | O=.1, MI=.5, I=.6, MS=.7, S=.8 | Yes | Separate up & down |
GSFC | Parkinson and Washington, 1979 | O=0.1, I=0.68, S=0.85, linear between S and I for surface temperatures above 10C | no | separate up & down, PW |
ICMMG | daily averaged | O=.1, MI=.68, I=.7, MS=.77, S=.81 | yes | Rosati & Miyakoda, 1988 |
LANL |
| O=.1, MI=.68, I=.7, MS=.77, S=.81 | yes | Rosati & Miyakoda, 1988 |
LU | daily averaged | O=.1, MI=.5, I=.6, MS=.7, S=.8 | yes | Rosati & Miyakoda, 1988 |
NERSC | daily averaged | .03<O<.45, MI<=.6, I<=.7, MS=.75, S=.85 | yes | * |
NPS |
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|
| Zhang et al, 1999 |
NYU | daily averaged | O=.1, MI=.4, I=.5, MS=.7, S=.8 |
| Holland, 1993 |
POL | daily averaged, Zillman (1972), Shine (1984)] | O=.1, MI=.5, I=.6, MS=.7, S=.8 | yes | net (Berliand & Berliand, 1952) |
FEMAO | daily cycle Zillman (1972) | O=.1, MI=.65 -0.075*(T+1.) (T>-1), I=.65, MS = 0.80 -0.1*(T+1.0) (T>-1), S=.8 | yes | Rosati & Miyakoda, 1988 |
INMOM | daily averaged | O=0.1, MI=0.5, I=0.6 , MS=0.7, S=0.8 |
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RCO | daily cycle, (Bodin, 1979; Laevastu, 1960) | O=Fresnel, MI=0.3, I=0.7, MS=0.77, S=0.87 | yes | Maykut and Church (1973) |
UCL | daily averaged | O=.1, MI=.5, I=.6, MS=.7, S=.8 | yes | separate up & down |
UW |
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DAL |
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FSU |
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GFDL |
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IARC-A | Parkinson and Washington (1979) | O=.1, MI=.5, I=.6, MS=.8, S=.8 | yes | Rosati & Miyakoda, 1988 |
IARC-B | daily averaged | O=.05, MI=.6, I=.7, MS=.75,S=.8 | yes | separate up & down |
ECCO2 | 6-hourly | O=0.16, MI=0.71, I=0.7, MS=0.81, S=0.87 | yes | separate up & down |
MIT |
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NCAR |
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NPI |
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UMASD |
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NOCS/ORCA25 | daily averaged | albedo scheme following Grenfell & Perovich, 1984; Payne, 1972; Shine & Hendersson-Sellers | yes | separate up and down LW |
MCGU |
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LOCEAN | SW: downward: prescribed | O=.06, MI=.5, I=.72, MS=.7, S=.85; Shine and Henderson-Sellers (1985) | SW penetration: 2 band light penetration | LW: downward: prescribed ; upward: parametrized |
IOS | daily averaged | O=.1, MI=.5, I=.6, MS=.7, S=.8 | yes | Rosati & Miyakoda, 1988 |
when 5 broad band albedo are used, "O"=ocean, "MI"=melting ice, "I"=ice, "MS"=melting snow, "S"=snow emissivities: O=.97, I=.98, S=.98 (except NYU: I=.97, S=.99)
* NERSC: similar procedure as for the turbulent air-sea fluxes