This page provides information on calibration and validation of Geostationary Interferometric Infrared Sounder (GIIRS) onboard FY-4A, FY-4B and FY-4C.
FY-4A GIIRS Calibration and Validation | FY-4B GIIRS Calibration and Validation | |
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Instrument specifications | FY-4A GIIRS specifications (WMO OSCAR ) | FY-4B GIIRS specifications (WMO OSCAR ) |
Instrument events | FY-4A GIIRS calibration events | FY-4B GIIRS calibration events |
Data outages | FY-4A GIIRS data search | FY-4B GIIRS data search |
Instrument monitoring | This information is currently not available online. | This information is currently not available online. |
Orbit predictions | FY-4A orbit predictions | FY-4B orbit predictions |