CEOS EO HANDBOOK – INSTRUMENT SUMMARY - MWR -
Full Name Microwave Radiometer Status No longer operational
Instrument Agencies ESA Maturity
Instrument Type Imaging multi-spectral radiometers (passive microwave) and Atmospheric temperature and humidity sounders Geometry Nadir-viewing
Instrument Technology Non-scanning MW radiometer Sampling Sounding
Data Access Open Access Data Format
Measurements and Applications To provide multispectral analysis of hydrological, oceanographic, land use and meteorological parameters. Global imager & SST. Ocean colour.
Resolution Summary 20 km
Swath Summary 20 km
Accuracy Summary Temperature: 2.6 K
Waveband Summary Microwave: 23.8 GHz and 36.5 GHz
MW (~0.1 cm - ~100 cm)
Ka-Band (26.5 to 40 GHz)
Instrument Measurements
Measurements Overview
CategoryParameter
Atmospheric Humidity FieldsAtmospheric specific humidity (LT)
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Water Vapour (upper air) click here click here EMiR, Version 1
EMiR, Version 1
Instrument Missions
ERS-1 - European Remote Sensing satellite - 1 (1991 - 2000)
ERS-2 - European Remote Sensing satellite - 2 (1995 - 2011)
Envisat - Environmental Satellite (2002 - 2012)