THE CEOS DATABASE : Missions, Instruments and Measurements
Full Name Space GNSS Receiver - Remote Sensing Instrument - Z Status Operational
Instrument Agencies UKSA, ESA Maturity
Instrument Type Other Geometry Nadir-viewing
Instrument Technology GNSS receiver Sampling Other
Data Access Constrained Access Data Format NetCDF L1b (Delay Doppler Maps) and L2 (ocean wind speed)
Measurements and Applications Ocean winds, waves, soil moisture, flooding, ice, snow
Resolution Summary 20-50 km for diffuse scattering, higher resolution for coherent reflections
[Best Resolution: 500m]
Swath Summary Tracks sampled up to approx 700 km apart, wider possible with different antenna
[Max Swath: 700 km]
Accuracy Summary Approx 2 m/s wind speed accuracy (lower winds), target 10% for higher winds
Waveband Summary L-Band (1575 MHz & 1176 MHz)
L-Band (2 - 1 GHz)
Instrument Measurements
Measurements Overview
Ocean surface windsWind speed over sea surface (horizontal)
Ocean wave height and spectrumSignificant wave height
Sea ice cover, edge and thicknessSea-ice cover
Sea-ice thickness
Sea-ice Concentration
Soil moistureSoil moisture at the surface
Surface inundation
VegetationAbove Ground Biomass (AGB)
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Above-ground biomass click here click here search ECV Inventory records
Sea Ice click here click here search ECV Inventory records
Sea State click here click here search ECV Inventory records
Soil Moisture click here click here search ECV Inventory records
Instrument Missions
DoT-1 - Demonstration of Technology-1 (2019 - 2023)
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