Description

GNOS (Global Navigation Satellite System Occultation Sounder) is one of the remote sensing instruments on FengYun-3 (FY-3) series satellites. There are two generations, GNOS-I and GNOS-II.

Instrument		Satellite
	GNOS-I	FY-3C ,  FY-3D
	GNOS-II	FY-3E ,  FY-3F
		FY-3G

Calibration and Validation

GNOS calibration and validation