BackForward Satellite: UARS 

Satellite details
Acronym UARS
Full name Upper Atmosphere Research Satellite
WIGOS Station Identifier ---
Satellite Description
  • Single flight unit of the UARS programme.
  • Main mission: chemistry of the upper atmosphere.
  • Substantial contribution to solar irradiance monitoring and to the dynamics of the upper atmosphere.
  • Significant contribution to Space weather.
Mass at launch 6800 kg Dry mass 6450 kg
Power 1600 W
Data access link no link provided
Data access information
  • Data available from NASA/GSFC.
Orbit Drifting orbit Altitude 570 km
Inclination 57 °


Space agency NASA
Status Inactive
Details on Status
(as available)
Launch 12 Sep 1991 EOL 14 Dec 2005
Last update: 2015-07-29
Associated satellite programme and related satellites

Note: red tag: no longer operational , green tag: operational , blue tag : future

Satellite Payload

All known Instruments flying on UARS

Acronym Full name
ACRIM-II Active Cavity Radiometer Irradiance Monitoring - II
CLAES Cryogenic Limb Array Etalon Spectrometer
HALOE Halogen Occultation Experiment
HRDI High-Resolution Doppler Imager
ISAMS Improved Stratospheric and Mesospheric Sounder
MLS Microwave Limb Sounder
PEM/VMAG Particle Environment Monitor - Vector Magnetometer
SOLSTICE Solar/Stellar Irradiance Comparison Experiment
SUSIM Solar Ultraviolet Spectral Irradiance Monitor
WINDII Wind Doppler Imaging Interferometer
PEM/AXIS Particle Environment Monitor / Atmospheric X-ray Imaging Spectrometer
PEM/EPS Particle Environment Monitor / Energetic Particle Spectrometer
Show instrument status and calibration