BackForwardInstrument:  CARMEN 

Instrument details
Acronym CARMEN
Full name Environment Characterization and Modelisation
Purpose To study the influence of space radiation on advanced components
Short description Spectrometer for electrons of energy ranging from 250 keV to 4 MeV and protons in the range 8 to 120 MeV
Background Flown on JASON-2 with the name of CARMEN-2 and, somewhat upgraded, on JASON-3 with the name of CARMEN-3
Scanning Technique N/A (in-situ measurement)
Resolution N/A
Coverage / Cycle N/A
Mass Power Data Rate

 

Providing Agency CNES
Instrument Maturity Flown on operational programme
Utilization Period: 2008-06-22 to 2018-10-01
Last update: 2021-11-13
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
  • Energetic particle spectrometer
WIGOS Subcomponents
  • Subcomponent 1
  • Electron sensor at LEO
  • Proton sensor at LEO
  • Plasma density sensor at LEO
  • Plasma temperature sensor at LEO
  • Plasma velocity sensor at LEO
Mission objectives
Primary mission objectives
  • Electron differential directional flux
  • Proton differential directional flux
Secondary mission objectives
  • Solar wind density
  • Solar wind temperature
  • Solar wind velocity
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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
Electron differential directional flux4 - fairNo specific limitation.Sun pointing, medium and high energy (over 40 to over 400 keV)
Proton differential directional flux4 - fairNo specific limitation.Sun pointing, high energy (over 1000 keV)
Solar wind density2 - very highNo specific limitation.Solar viewing. Inferred by elecron and proton spectroscopy
Solar wind temperature2 - very highNo specific limitation.Solar viewing. Inferred by elecron and proton spectroscopy
Solar wind velocity2 - very highNo specific limitation.Solar viewing. Inferred by elecron and proton spectroscopy