Ku-band Scatterometer
E906295
The Ku-band Scatterometer is a microwave radar instrument used on satellites to measure ocean surface wind speed and direction by detecting radar backscatter from the sea surface.
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
scatterometer
ⓘ
spaceborne microwave radar instrument ⓘ |
| advantage |
all-weather wind measurements except in heavy rain
ⓘ
day-and-night operation ⓘ |
| application |
air–sea interaction studies
ⓘ
climate monitoring ⓘ marine meteorology ⓘ numerical weather prediction ⓘ oceanography ⓘ |
| dataProduct |
backscatter coefficient maps
ⓘ
ocean surface wind vector fields ⓘ |
| dataUsedFor |
climate trend analysis of winds
ⓘ
reanalysis datasets ⓘ validation of numerical weather prediction models ⓘ |
| measurementPrinciple | radar backscatter from sea surface ⓘ |
| mountedOn | Earth observation satellites ⓘ |
| operatesFrom | low Earth orbit ⓘ |
| operatesIn | microwave spectrum ⓘ |
| operatesOver | global oceans ⓘ |
| outputUnit |
degrees for wind direction
ⓘ
meters per second for wind speed ⓘ |
| primaryMeasurement |
ocean surface wind direction
GENERATED
ⓘ
ocean surface wind speed GENERATED ⓘ |
| relatedTo |
C-band scatterometer
ⓘ
L-band scatterometer ⓘ |
| requires |
antenna scanning over swath
ⓘ
calibration of radar backscatter ⓘ geophysical model function for wind retrieval ⓘ onboard radar receiver ⓘ onboard radar transmitter ⓘ |
| senses | normalized radar cross section of sea surface ⓘ |
| supports |
hurricane and storm monitoring
ⓘ
sea state analysis ⓘ weather forecasting ⓘ |
| technique | active microwave remote sensing ⓘ |
| typicalFrequencyRange | approximately 12–18 GHz ⓘ |
| usedBy |
meteorological agencies
ⓘ
oceanographic research institutions ⓘ |
| usesFrequencyBand | Ku-band ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.