THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – INSTRUMENT SUMMARY - DELTA-2D -
Full Name Multispectral microwave scanning radiometer Status No longer operational
Instrument Agencies ROSHYDROMET Maturity
Instrument Type Imaging multi-spectral radiometers (passive microwave) Geometry
Instrument Technology Multi-purpose imaging MW radiometer Sampling Other
Data Access Data Format
Measurements and Applications Scanning microwave radiometer for measurement of emissive microwave radiation at atmosphere/ sea surface interface.
Resolution Summary 20 - 100km depending on frequency
Swath Summary 1100 km
Accuracy Summary 0.1 - 0.15 K error
Waveband Summary Microwave: 0.8 cm, 1.35 cm, 2.2 cm, 4.3 cm
MW (~1.0 cm - ~100 cm)
Instrument Measurements
CategoryParameterAccuracy
Atmospheric Humidity FieldsAtmospheric specific humidity (LT) 
Liquid water and precipitation ratePrecipitation rate (liquid) at the surface 
Soil moistureSoil moisture at the surface 
Surface temperature (ocean)Sea surface temperature 
Instrument Missions
OKEAN-O - (1999 - 2002)
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