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Instrument

University of Washington-Georgia Tech Lidar
University of Washington-Georgia Tech Lidar

The University of Washington-Georgia Tech Lidar System is an airborne lidar system that uses a downward-pointing, neodymium-doped yttrium aluminum garnet (Nd-YAG) laser. It was designed by Georgia Tech to be mounted on the University of Washington C-131A research aircraft. It is frequency doubled to operate at both 532 nm and 1064 nm wavelengths, allowing it to measure lidar backscatter to retrieve profiles of aerosol optical properties. It has a pulse repetition rate of 10 Hz and a digitization rate of 25 or 50 ns, providing a vertical resolution of 7.5 and 15 meters, respectively. Its horizontal resolution ranges from 40 to 80 meters.

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

Lidar
Earth Science > Spectral/engineering > Lidar > Lidar Backscatter
Earth Science > Atmosphere > Aerosols > Aerosol Extinction
Earth Science > Spectral/engineering > Lidar
Earth Science > Atmosphere > Aerosols
Earth Science > Atmosphere > Aerosols > Aerosol Optical Depth/thickness
Earth Science > Atmosphere > Aerosols > Aerosol Backscatter
Full Column Profile
N/A
Vertical: 7.5 m, 15 m, Horizontal: 40-80 m
563.5 THz, 281.8 THz
Currently unavailble
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  • Georgia Tech

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  • Currently unavailable

C-131A

Convair C-131 Samaritan

6 Campaigns · 32 Instruments

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10.5067/ASDC_DAAC/TARFOX/0002External Link