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Instrument

DopplerScatt
Doppler Scatterometry

Doppler Scatterometry (DopplerScatt) is an airborne Ka-band (35.75 GHz) scatterometer developed at the Jet Propulsion Laboratory (JPL). It uses a pencil-beam mechanical scanning antenna to measure surface radar cross-sections and Doppler velocities. These measurements are used to determine the ocean surface winds and currents at a spatial resolution of 200 m. DopplerScatt has a nominal swath width of 25 km, a range resolution of 15-30 m, and a scan rate of 12.5 rpm.

NASA's DC-8 flying laboratory passes Antarctica's tallest peak, Mount Vinson, on Oct. 22, 2012, during a flight over the continent to measure changes in the massive ice sheet and sea ice. Credit: NASA/Michael Studinger (Photography courtesy NASA Images)

Instrument Details

Scatterometer
Earth Science > Oceans > Ocean Circulation > Ocean Currents
Earth Science > Oceans > Ocean Winds
Earth Science > Spectral/engineering > Radar > Doppler Velocity
Earth Science > Oceans > Ocean Winds > Surface Winds
Earth Science > Spectral/engineering > Radar > Radar Backscatter
Full Column Profile, Sea/Ocean/Water Surface
12.5 rpm
200 m
35.75 GHz
https://doi.org/10.3390/rs12061021External Link

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10.5067/SMODE-DSCT2External Link
10.5067/SMODE-DSCT1External Link
10.5067/SMODE-DSCT2-V2External Link