CEOS EO HANDBOOK – INSTRUMENT SUMMARY - SAR-X -
Full Name Synthetic Aperature Radiometer (RISAT-2) Status No longer operational
Instrument Agencies ISRO Maturity
Instrument Type Imaging microwave radars Geometry TBD
Instrument Technology Imaging radar (SAR) Sampling Imaging
Data Access Very Constrained Access Data Format
Measurements and Applications For disaster management applications.
Resolution Summary 3 - 8 m
[Best Resolution: 3m]
Swath Summary 10 km, 50 km
[Max Swath: 650 km]
Accuracy Summary
Waveband Summary X Band (9.0 Ghz)
MW (~0.1 cm - ~100 cm)
X-Band (12.5 - 8 GHz)
Instrument Measurements
Measurements Overview
CategoryParameter
Atmospheric WindsOil spill cover
Snow cover, edge and depthSnow cover
Soil moistureSoil moisture at the surface
VegetationVegetation Canopy (height)
Vegetation Cover
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Snow click here click here search ECV Inventory records
Soil Moisture click here click here search ECV Inventory records
Instrument Missions
RISAT-2 - Radar Imaging Satellite (2009 - 2022)
RISAT-2F - Radar Imaging Satellite (2013 - 2017)