SEVIRI is the scanner carried aboard the MSG (Meteosat Second Generation) satellite.

Channel Bands Spectral Band µm (99% energy limits) Similarity to other instruments
HRV Visible and near Infra-red Broadbank (peak within 0.6 - 0.9) Meteosat VIS
VIS 0.6 0.56 - 0.71 (98% energy limits) AVHRR ch.1 (0.63)
VIS 0.8 0.74 - 0.88 AVHRR ch.2 (0.87)
IR 1.6 1.50 - 1.78
IR 3.9 Window 3.48 - 4.36 AVHRR ch.3b (3.7)
IR 8.7 8.30 - 9.10 (98%)
IR 10.8 9.80 - 11.80 (98%) AVHRR ch.4 (10.8)
IR 12.0 11.00 - 13.00 (98%) AVHRR ch.5 (10.8), Meteosat IR 11.5
IR 6.2 Water Vapour 5.35 - 7.15 Meteosat IR 6.4
IR 7.3 6.85 - 7.85 (98%)
IR 9.7 Ozone 9.38 - 9.94
IR 13.4 Carbon Dioxide 12.40 - 14.40 (96%)

Sampling distance (km) is HRV=1; VIS,IR=3. (Meteosat was VIS=2.25, IR=4.5).

Radiometric resolution 0.25K (Meteosat was 0.4K).

Image repeat cycle is 15 minutes (Meteosat was 30 minutes).

For more details please see the Eumetsat SEVIRI Science Plan document.


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