THE CEOS DATABASE : Missions, Instruments and Measurements
Full Name Micro-Wave Radiation Imager Status Operational
Instrument Agencies NRSCC, CAST, NSMC-CMA, CNSA Maturity
Instrument Type Imaging multi-spectral radiometers (passive microwave) Geometry Conical scanning
Instrument Technology Multi-purpose imaging MW radiometer Sampling Imaging
Data Access Constrained Access Data Format L-1 data: HDF 5.0
Measurements and Applications All weather observations of precipitation, cloud features, vegetation, soil moisture sea ice, etc.
Resolution Summary 7.5 x 12 km at 150 GHz to 51 x 85 km at 10.65 GHz
Swath Summary 1400 km
Accuracy Summary
Waveband Summary 12 channels, 6 frequencies: 10.65 GHz, 18.7 GHz, 23.8 GHz, 36.5 GHz, 89 GHz, 150 GHz
MW (~1.0 cm - ~100 cm)
Instrument Measurements
Atmospheric Humidity FieldsAtmospheric specific humidity (TC) 
Atmospheric Temperature FieldsAtmospheric temperature (LT, HT, LS, HS&M) 
Height of tropopause 
Temperature of tropopause 
Cloud particle properties and profileCloud liquid water (column/profile) 
Cloud ice content (at cloud top) 
Cloud type, amount and cloud top temperatureCloud type 
Liquid water and precipitation ratePrecipitation rate (liquid) at the surface 
Ocean surface windsWind speed over sea surface (horizontal) 
Sea ice cover, edge and thicknessSea-ice cover 
Snow cover, edge and depthSnow cover 
Soil moistureSoil moisture at the surface 
Surface temperature (land)Land surface temperature 
Surface temperature (ocean)Sea surface temperature 
Instrument Missions
FY-3A - FY-3A Polar-orbiting Meteorological Satellite (2008 - 2018)
FY-3B - FY-3B Polar-orbiting Meteorological Satellite (2010 - 2019)
FY-3C - FY-3C Polar-orbiting Meteorological Satellite (2013 - 2019)
FY-3D - FY-3D Polar-orbiting Meteorological Satellite (2017 - 2022)
FY-3F - FY-3F Polar-orbiting Meteorological Satellite (2021 - 2026)
FY-3RM-1 - FY-3 Rainfall Mission (2021 - 2026)
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