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Instrument

COBALT
Carbon monOxide by Attenuated Laser Transmission

The Carbon monOxide by Attenuated Laser Transmission (COBALT) is an in situ airborne spectrometer manufactured by Los Gatos Research. It uses off-axis integrated cavity output spectroscopy (OA-ICOS) to measure carbon monoxide in the troposphere and tropopause. COBALT operates at 4.60 μm wavelength and has a typical sampling frequency of 1 Hz. COBALT provides measurements at a precision of 0.2 ppbv and does not require regular calibration.

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

Spectrometer/Radiometer
Earth Science > Atmosphere > Atmospheric Chemistry > Carbon And Hydrocarbon Compounds > Carbon Monoxide
Earth Science > Atmosphere > Air Quality > Carbon Monoxide
Earth Science > Atmosphere > Air Quality
Earth Science > Atmosphere > Atmospheric Chemistry
Tropopause, Troposphere
1 Hz
N/A
65 THz
Currently unavailble

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http://dx.doi.org/10.5067/NAMMA/SPECTROMETER/DATA201External Link