Meteosat Downward Longwave Irradiance
| IDENTIFICATION |
| Product type | Near real time product |  |
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| Status | Operational |
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| Identifier | OSI-303 |
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| Acronym | MET DLI |
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| Acronym for EDC (APNM) | OSIDDLI |
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| Product navigator reference | EO:EUM:DAT:METEOSAT:OSIDDLI |
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| CHARACTERISTICS |
| Processing level | L3 |
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| Satellite input | MSG/SEVIRI |
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| Other input | ECMWF outputs (temperature, humidity and aerosols profiles) |
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| Frequency | 24 per day + 1 per day |
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| Timeliness | 2 h |
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| Spatial coverage | East Atlantic, West Indian: 60N-60S 60W-60E |
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| Spatial sampling | 0.05° Lat-Lon |
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| Characteristics & methods | bulk parametrization |
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| ACCURACY REQUIREMENTS |
| Thresold accuracy | monthly relative bias : 10%, monthly relative Std. Deviation :20% |
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| Target accuracy | monthly (TBC) relative bias : 5%, monthly relative Std. Deviation :10% |
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| Optimal accuracy | monthly relative bias : 0%, monthly relative Std. Deviation : 3% |
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| Verification/validation method | routine comparison with pyrgeometer measurements |
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| DATA ACCESS |
| OSI SAF Producer | Météo-France |
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| Diffusion mean(s) and format(s) | EUMETCast (GRIB2)
Ifremer FTP Server (NetCDF4)
EDC (GRIB2)
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| Link FTP server | Ifremer FTP server |
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| Applications and users | Ocean atmosphere studies. |
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| HISTORY, COMMENTS |
| First product date | 06/12/2011 |
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