BackForwardInstrument:  LRIR 

Instrument details
Acronym LRIR
Full name Limb Radiance Inversion Radiometer
Purpose Chemistry of the upper atmosphere. Tracked species: H2O and O3
Short description 4-channel radiometer, with center wavelengths 9.6, 15.2, 15.5 and 25 µm. Channel bandwidths about 5 cm-1
Background Prototype of limb-sounding IR radiometers
Scanning Technique Limb sounding, mechanically driven in the altitude range 10-70 km
Resolution Vertical: 2-4 km; horizontal: 300 km along-view
Coverage / Cycle Global in 3 days for cells of 300 km side
Mass 18 kg Power 36 W Data Rate 15.68 kbps

 

Providing Agency NASA
Instrument Maturity Flown on an R&D satellite
Utilization Period: 1975 to 1983
Last update: 2017-01-17
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
  • Limb sounders
  • Limb sounder
WIGOS Subcomponents
  • Subcomponent 2
  • UV/VIS/NIR/IR/MW limb sounders
  • UV/VIS/NIR/IR/MW scanning limb sounder
Mission objectives
No mission objectives have been defined.
Evaluation of Measurements