THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – INSTRUMENT SUMMARY - ASAR (wave mode) -
Full Name Advanced Synthetic Aperture Radar (Wave mode) Status No longer operational
Instrument Agencies ESA Maturity
Instrument Type Imaging microwave radars Geometry Cross-track scanning
Instrument Technology Imaging radar (SAR) Sampling Imaging
Data Access Open Access Data Format
Measurements and Applications Measurements of ocean wave spectra.
Resolution Summary
Swath Summary
Accuracy Summary
Waveband Summary
MW (~1.0 cm - ~100 cm)
C-Band (8 - 4 GHz)
Instrument Measurements
CategoryParameterAccuracy
Ocean surface windsWind speed over sea surface (horizontal) 
Wind vector over sea surface (horizontal) 
Ocean topography/currentsOcean surface currents (vector) 
Ocean wave height and spectrumSignificant wave height 
Dominant wave period 
Dominant wave direction 
Instrument Missions
Envisat - Environmental Satellite (2002 - 2012)
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