BackForwardInstrument:  RES-C 

Instrument details
Acronym RES-C
Full name Solar X-ray Spectral Polarimeter
Purpose To study hot solar plasma structures
Short description Imaging spectrometer-polarimeter for three spectral ranges: 18-20.5 nm (EUV) with resolution 0.05 nm (covering Fe-IX at 17.1 nm); and 0.841-0.843 and 0.185-0.187 nm (X-ray) with resolving power 10000
Background Consolidated technology
Scanning Technique Sun pointing from a LEO high-inclination drifting orbit
Resolution 18-20.5 nm: 4,400 km x 65,000 km; 0.841-0.843 nm: 4.400 km; 0.185-0.187 nm: 87,000 km; at the Sun surface
Coverage / Cycle Full Sun disk in 1 s
Mass 35 kg Power 30 W Data Rate

 

Providing Agency Roscosmos
Instrument Maturity Flown on an R&D satellite
Utilization Period: 1994 to 2005
Last update: 2017-05-17
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
  • Solar and space environment monitors
  • Solar activity monitor
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 X-ray spectrometer [from L1, GEO, LEO]
  • Solar EUV spectrometer [from L1, GEO, LEO]
Mission objectives
Primary mission objectives
  • Solar EUV flux spectrum
  • Solar EUV image
  • Solar X-ray flux spectrum
  • Solar X-ray image
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.
VariableRelevance for measuring this variableOperational limitationsExplanation
Solar X-ray flux spectrum*2 - very highNo specific limitation.High spectral resolution, moderate dynamic range
Solar X-ray image*2 - very highNo specific limitation.Spectrometry with coarse spatial resolution
Solar EUV flux spectrum*2 - very highNo specific limitation.High spectral resolution, moderate dynamic range
Solar EUV image*2 - very highNo specific limitation.Spectrometry with coarse spatial resolution