CEOS EO HANDBOOK – INSTRUMENT SUMMARY - WSAR -
Full Name WSAR Status Operational
Instrument Agencies NSOAS, CAST Maturity
Instrument Type Imaging microwave radars Geometry TBD
Instrument Technology Imaging radar (SAR) Sampling Other
Data Access Data Format
Measurements and Applications High resolution radar measurements of land and ocean features.
Resolution Summary 3 modes: 1 m, 5 m, 10 m
[Best Resolution: 1m]
Swath Summary 3 swaths: 40 km, 80 km, 150 km
[Max Swath: 150 km]
Accuracy Summary
Waveband Summary X-Band: 8 - 12 GHz
MW (~0.1 cm - ~100 cm)
X-Band (12.5 - 8 GHz)
Instrument Measurements
Measurements Overview
CategoryParameter
Albedo and reflectanceEarth surface albedo
Ice sheet topographySea-ice sheet topography
Landscape topographyLand surface topography
Multi-purpose imagery (land)Land surface imagery
Multi-purpose imagery (ocean)Ocean imagery and water leaving spectral radiance
Sea ice cover, edge and thicknessSea-ice cover
Sea-ice type
Glacier cover
Glacier motion
Snow cover, edge and depthSnow cover
VegetationVegetation type
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Albedo click here click here search ECV Inventory records
Glaciers click here click here search ECV Inventory records
Ocean Colour click here click here search ECV Inventory records
Sea Ice click here click here search ECV Inventory records
Snow click here click here search ECV Inventory records
Instrument Missions
HY-3A - HY-3A (2024 - 2029)
HY-3B - HY-3B (2024 - 2029)
HY-3C - HY-3C (2024 - 2032)
HY-3D - HY-3D (2025 - 2033)