THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – INSTRUMENT SUMMARY - SSM/I -
Full Name Special Sensor Microwave Imager Status Operational
Instrument Agencies NOAA, DoD (USA) Maturity High Heritage - Operational
Instrument Type Imaging multi-spectral radiometers (passive microwave) Geometry Conical scanning
Instrument Technology Multi-purpose imaging MW radiometer Sampling Other
Data Access Data Format
Measurements and Applications Measures atmospheric, ocean and terrain microwave brightness temperatures to provide: sea surface winds, rain rates, cloud water, precipitation, soil moisture, ice edge, ice age.
Resolution Summary 15.7 x 13.9 km to 68.9 x 44.3 km (depends on frequency)
Swath Summary 1400 km
Accuracy Summary
Waveband Summary Microwave: 19.35 GHz, 22.235 GHz, 37 GHz, 85 GHz
MW (~1.0 cm - ~100 cm)
Instrument Measurements
CategoryParameterAccuracy
Atmospheric Humidity FieldsAtmospheric specific humidity (TC) 
Cloud particle properties and profileCloud liquid water (TC) 
Liquid water and precipitation ratePrecipitation rate (liquid) at the surface 
Ocean surface windsWind speed over sea surface (horizontal) 
Snow cover, edge and depthSnow cover 
Snow water equivalent 
Soil moistureSoil moisture at the surface 
Instrument Missions
DMSP F-8 - Defense Meteorological Satellite Program F-8 (1987 - 2004)
DMSP F-10 - Defense Meteorological Satellite Program F-10 (1990 - 1993)
DMSP F-11 - Defense Meteorological Satellite Program F-11 (1991 - 1991)
DMSP F-12 - Defense Meteorological Satellite Program F-12 (1994 - 2004)
DMSP F-13 - Defense Meteorological Satellite Program F-13 (1997 - 2008)
DMSP F-14 - Defense Meteorological Satellite Program F-14 (1997 - 2016)
DMSP F-15 - Defense Meteorological Satellite Program F-15 (1999 - 2016)
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