CEOS EO HANDBOOK – INSTRUMENT SUMMARY - Aquarius L-Band radiometer -
Full Name Aquarius L-Band Radiometer Status No longer operational
Instrument Agencies NASA, CONAE Maturity
Instrument Type Imaging multi-spectral radiometers (passive microwave) Geometry Push-broom scanning
Instrument Technology Multi-purpose imaging MW radiometer Sampling Other
Data Access Open Access Data Format HDF-5
Measurements and Applications L-band passive microwave radiometer measures brightness temperature of ocean to retrieve salinity.
Resolution Summary 100 km
Swath Summary 300 km
Accuracy Summary 0.2 psu
Waveband Summary L-band (1.4 GHz)
MW (~0.1 cm - ~100 cm)
L-Band (2 - 1 GHz)
Instrument Measurements
Measurements Overview
Ocean SalinitySea Surface salinity
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Sea Surface Salinity click here click here search ECV Inventory records
Instrument Missions
SAC-D/Aquarius - SAC-D/Aquarius (2011 - 2015)