THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – INSTRUMENT SUMMARY - MWS -
Full Name Microwave Sounder Status Being developed
Instrument Agencies EUMETSAT, ESA Maturity
Instrument Type Atmospheric temperature and humidity sounders Geometry Cross-track scanning
Instrument Technology Absorption-band MW radiometer/spectrometer Sampling Sounding
Data Access Data Format NetCDF-4
Measurements and Applications All-weather night-day temperature sounding
Resolution Summary Footprint size 17 - 80 km (Threshhold)
Swath Summary
Accuracy Summary
Waveband Summary 25 channels from 23.8 to 229 GHz
MW (~1.0 cm - ~100 cm)
Instrument Measurements
CategoryParameterAccuracy
Atmospheric Humidity FieldsAtmospheric specific humidity (LT, HT, TC) 
Atmospheric Temperature FieldsAtmospheric temperature (LT, HT, LS) 
Cloud particle properties and profilePrecipitation Profile (liquid or solid) 
Liquid water and precipitation ratePrecipitation rate (liquid) at the surface 
Precipitation rate (solid) at the surface 
Ocean surface windsWind speed over sea surface (horizontal) 
Sea ice cover, edge and thicknessSea-ice cover 
Instrument Missions
METOP-SG A1 - EUMETSAT Polar System, Second Generation (2021 - 2028)
METOP-SG A2 - EUMETSAT Polar System, Second Generation (2028 - 2035)
METOP-SG A3 - EUMETSAT Polar System, Second Generation (2035 - 2042)
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