THE CEOS DATABASE : Missions, Instruments and Measurements
Full Name FY-4A Geostationary Meteorological Satellite
aka FY-4 O/A
Status Currently being flown
Mission Agencies NSMC-CMA, NRSCC Launch Date 11 Dec 2016
Mission Links mission site | data access portal EOL Date Dec 2023
EO Portal Info
Orbit Type Geostationary Orbit Period
Orbit Sense N/A Orbit Inclination
Orbit Altitude 36000 km Orbit Longitude -105 deg
Orbit LST Repeat Cycle
Objectives and Applications Meteorology and environmental monitoring; data collection and redistribution.
Mission Measurements
AtmosphereAtmospheric Humidity Fields GIIRS
Atmospheric Winds AGRI
Cloud type, amount and cloud top temperature AGRI
Trace gases (excluding ozone) LMI
Atmospheric Temperature Fields GIIRS
Lightning Detection LMI
Gravity and Magnetic FieldsGravity, Magnetic and Geodynamic measurements SEP
LandAlbedo and reflectance AGRI
Surface temperature (land) AGRI
Multi-purpose imagery (land) AGRI
OceanOcean surface winds AGRI
Surface temperature (ocean) AGRI
Multi-purpose imagery (ocean) AGRI
Mission Instruments
AGRI - Advanced Geosynchronous Radiation Imager
GIIRS - Geostationary Interferometric Infrared Sounder
LMI - Lightning Mapping Imager
SEP - Space Environment Monitoring Instrument Package
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