THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – INSTRUMENT SUMMARY - AMSR2 -
Full Name Advanced Microwave Scanning Radiometer -2 Status Operational
Instrument Agencies JAXA Maturity High Heritage - Operational
Instrument Type Imaging multi-spectral radiometers (passive microwave) Geometry Conical scanning
Instrument Technology Multi-purpose imaging MW radiometer Sampling Imaging
Data Access Open Access Data Format HDF5
Measurements and Applications Measurements of water vapour, cloud liquid water, precipitation, winds, sea surface temperature, sea ice concentration, snow cover, soil moisture.
Resolution Summary 5 - 50 km (dependent on frequency)
Swath Summary 1450 km (effective swath: 1618 km)
Accuracy Summary Accuracy of the latest standard products (RMSE): Sea surface temperature: 0.5 degC, Sea ice concentration: 9%, Cloud liquid water: 0.04 kg/m2, Water vapour: 1.5 kg/m2 through total column, Sea surface wind speed 1.0 m/s, (Relative Error in %) Precipitation rate: 48 % for ocean & 86 % for land. (MAE) Snow depth: 18 cm, Soil Moisture Content: 4 %vol. See GCOM-W Product Information (https://suzaku.eorc.jaxa.jp/GCOM_W/materials/w_productinfo.html) for more detail.
Waveband Summary Microwave: 6.925 GHz, 7.3 GHz, 10.65 GHz, 18.7 GHz, 23.8 GHz, 36.5 GHz, 89.0 GHz
MW (~1.0 cm - ~100 cm)
Instrument Measurements
Measurements Overview
CategoryParameter
Atmospheric Humidity FieldsAtmospheric specific humidity (TC)
Cloud particle properties and profileCloud liquid water (TC)
Liquid water and precipitation ratePrecipitation intensity at the surface (liquid or solid)
Ocean surface windsWind speed over sea surface (horizontal)
Sea ice cover, edge and thicknessSea-ice cover
Snow cover, edge and depthSnow water equivalent
Soil moistureSoil moisture at the surface
Surface temperature (ocean)Sea surface temperature
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Cloud Properties click here click here search ECV Inventory records
Precipitation click here click here search ECV Inventory records
Sea Ice click here click here search ECV Inventory records
Sea Surface Temperature click here click here search ECV Inventory records
Snow click here click here search ECV Inventory records
Soil Moisture click here click here search ECV Inventory records
Water Vapour (upper air) click here click here search ECV Inventory records
Instrument Missions
GCOM-W2
GCOM-W3
GCOM-W - Global Change Observation Mission-Water (2012 - 2020)
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