BackInstrument:  UNIS 

Instrument details
Acronym UNIS
Full name Uvsq-Sat NG NIR spectrometer (UNIS)
Purpose NIR spectrometer designed primarily for observing greenhouse gases (GHG) such as CO2 and CH4 and others. Can also measure solar spectral irradiance.
Short description
  • UNIS is a miniaturized spectrometer with an aperture of 15 mm, a spectral range from 1100 to 2000 nm, a spectral resolution of 7 nm, and a field of view of 0.15°.
  • Views nadir and sun.
  • More details here
Background
  • New development developed under INSPIRE
Scanning Technique
Resolution IFOV 0.15° <2km per pixel
Coverage / Cycle
Mass Power Data Rate

 

Providing Agency LATMOS
Instrument Maturity Flown on an R&D satellite
Utilization Period: TBD
Last update: 2025-02-05
Detailed characteristics
Satellites this instrument is flying on

Note: a red tag indicates satellites no longer operational, a green tag indicates operational satellites, a blue tag indicates future satellites

Instrument classification
  • Earth observation instrument
  • Passive optical radiometer or spectrometer
  • Moderate resolution optical imager
WIGOS Subcomponents
  • Subcomponent 3
  • NIR spectrometer
  • NIR spectrometer
Mission objectives
Primary mission objectives
  • (13)CH4 delta
  • (13)CO2 Delta
  • CH4 column average dry air mixing ratio
  • CO2 column average dry air mixing ratio
Evaluation of Measurements

The following list indicates which measurements can typically be retrieved from this category of instrument. To see a full Gap Analysis by Variable, click on the respective variable.

Note: table can be sorted by clicking on the column headers
Note: * Primary mission objective.