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 | |
|---|---|---|
| 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 |