GNOS Calibration and Validation

This page provides information on calibration and validation of GNSS Radio Occultation Sounder (GNOS) onboard FY-3 series satellites.

There are two generations of GNOS, GNOS-I onboard FY-3C and FY-3D , and GNOS-II onboard FY-3E, FY-3F, FY-3G, and FY-3H.

FY-3C GNOS-I Calibration and Validation FY-3D GNOS-I Calibration and Validation FY-3E GNOS-II Calibration and Validation FY-3F GNOS-II Calibration and Validation FY-3G GNOS-II Calibration and Validation
Instrument specifications FY-3C GNOS-I specifications ( WMO OSCAR ) FY-3D GNOS-I specifications ( WMO OSCAR ) FY-3E GNOS-II specifications ( WMO OSCAR ) FY-3F GNOS-II specifications ( WMO OSCAR ) FY-3G GNOS-II specifications ( WMO OSCAR )
Instrument events FY-3C GNOS-I calibration events FY-3D GNOS-I calibration events FY-3E GNOS-II calibration events FY-3F GNOS-II calibration events FY-3G GNOS-II calibration events
Data outages FY-3C GNOS-I data search FY-3D GNOS-I data search FY-3E GNOS-II data search FY-3F GNOS-II data search FY-3G GNOS-II data search
Instrument monitoring FY-3C GNOS-I performance monitoring This information is currently not available online. FY-3E GNOS-II performance monitoring FY-3F GNOS-II performance monitoring This information is currently not available online.
Orbit predictions FY-3C orbit predictions FY-3D orbit predictions FY-3E orbit predictions FY-3F orbit predictions FY-3G orbit predictions