THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – MEASUREMENT INSTRUMENTS
Measurements > Ocean >
Ocean wave height and spectrum >
Dominant wave direction


Measurement Definition*: One feature of the ocean wave spectrum. It is the direction of the most energetic wave in the spectrum - Physical unit: [ degrees ] - Accuracy unit: [ degrees ].
InstrumentStatus/
Accuracy
Instrument DescriptionMeasurement TechnologyTimeline
C-Band SAR
C-Band Synthetic Aperture Radar
Operational
Marine core services, land monitoring and emergency services. Monitoring sea ice zones and arctic environment. Surveillance of marine environment, monitoring land surface motion risks, mapping of land surfaces (forest, water and soil, agriculture), mapping in support of humanitarian aid in crisis situations.Imaging radar (SAR)
SWIM
Surface Waves Investigation and Monitoring
Operational
Ku-band Real-aperture radar (RAR) system, multi-incindence beams(0-10°) and azimuth scanning. Measurement of 2D ocean waves spectrumn/a
* Description adapted from WMO.
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