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Instrument

NPCO
NOAA Portable Cloud Observatory

The NOAA Portable Cloud Observatory (NPCO) is a ground-based system that profiles clouds using active and remote sensors. It features a millimeter-wave cloud profiling radar (MMCR), a three-channel (21 GHz, 31 GHz, 90 GHz) microwave radiometer, an infrared thermometer, and surface meteorological sensors. The MMCR operates at 35 GHz and collects radar observations at a 45-meter resolution to derive cloud properties. The radiometer measures brightness temperature to determine cloud liquid water content and water vapor. NPCO is housed in a standard 20-foot sea container and can be deployed on land or on research vessels for water-based operations.

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

Multi
Earth Science > Atmosphere > Clouds
Earth Science > Atmosphere > Clouds > Cloud Properties
Earth Science > Spectral/engineering > Radar > Doppler Velocity
Earth Science > Atmosphere > Clouds > Cloud Microphysics
Earth Science > Spectral/engineering > Microwave > Brightness Temperature
Earth Science > Atmosphere > Clouds > Cloud Microphysics > Cloud Liquid Water/ice
Earth Science > Spectral/engineering > Radar
Earth Science > Spectral/engineering > Radar > Radar Reflectivity
Earth Science > Atmosphere > Atmospheric Water Vapor > Water Vapor Indicators > Total Precipitable Water
Full Column Profile, Land Surface
Variable
45 m
35 GHz, 21 GHz, 31 GHz, 90 GHz
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