BackForwardInstrument:  SME (UVOE) 

Instrument details
Acronym SME (UVOE)
Full name SME - Ultra-Violet Ozone Experiment.
Purpose The objective of the Ultraviolet Ozone Experiment was to measure ozone absorption of Rayleigh-scattered sunlight in the middle ultraviolet region.
Short description A dual-channel Ebert-Fastie spectrometer operated in the regions 1880-3100 Angstroms and 2230-3404 A and viewed normal to the spin axis.
Background Part of the NASA space weather measurement programme.
Scanning Technique
Coverage / Cycle
Mass Power Data Rate


Providing Agency NASA
Instrument Maturity Flown on an R&D satellite
Utilization Period: 1981 to 1989
Last update: 2023-05-15
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
  • Solar and space environment monitors
  • Space radiometer or spectrometer
WIGOS Subcomponents
  • Subcomponent 2
  • Solar magnetograph, solar EUV/X-ray imagery and EUV/X-ray irradiance, both on the Earth-Sun line and off the Earth-Sun line
  • Solar UV spectrometer [from L1, GEO, LEO]
Mission objectives
Primary mission objectives
  • O3
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.

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Note: * Primary mission objective.