BackForwardInstrument:  SOLIST 

Instrument details
Acronym SOLIST
Full name X-ray and UV telescope
Purpose To measure solar radiation in the X-ray and UV fields
Short description Description not available. Imaging spectrometer presumably operating in the X-ray range 100-1000 keV with resolving power 100, and UV range 150-350 nm with resolution 1 nm
Background Part of the instrument package carried by the Zond satellite of the 5-satellite Ionozonde constellation
Scanning Technique Sun pointing from a LEO drifting orbit. Corona view included
Resolution Presumably 3000 km at Sun surface
Coverage / Cycle Full Sun disk in about 10 s
Mass Power Data Rate

 

Providing Agency Roscosmos
Instrument Maturity Flown on an R&D satellite
Utilization Period: ≥2017 to ≥2020
Last update: 2017-05-19
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
  • Solar activity monitor
Mission objectives
Primary mission objectives
  • Solar UV flux spectrum
  • Solar UV image
  • Solar X-ray flux spectrum
  • Solar X-ray image
Opportunity objectives
  • Solar coronagraphic image
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Tentative 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
VariableRelevance for measuring this variableOperational limitationsExplanation
Solar X-ray flux spectrum1 - primaryNo specific limitation.High spectral resolution, wide dynamic range, disc and corona view included
Solar X-ray image2 - very highNo specific limitation.Spectrometry with coarse spatial resolution, corona view included
Solar UV flux spectrum3 - highNo specific limitation.Coarse spectral resolution, wide dynamic range, corona view included
Solar UV image2 - very highNo specific limitation.Spectrometry with coarse spatial resolution, corona view included
Solar coronagraphic image3 - highNo specific limitation.X-rays (0.12-1200 keV)