BackForwardInstrument:  Electron-M-PESCA 

Instrument details
Acronym Electron-M-PESCA
Full name Charged particle analyzer
Purpose Observation of electrons, protons and light nuclei in cosmic rays
Short description Observation of flux and energy spectra of protons (1-20 MeV), electrons (0.2-2 MeV) and light nuclei (C, N, O) (2-50 MeV/nucleon)
Background Part of a package of instruments to monitor solar activity
Scanning Technique Sun pointing from a high-inclination drifting LEO
Resolution N/A (full disk)
Coverage / Cycle Full solar disk nearly continuous
Mass 8.8 kg Power Data Rate

 

Providing Agency Roscosmos
Instrument Maturity Flown on an R&D satellite
Utilization Period: 2009 to 2009-12-01
Last update: 2017-06-04
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
Mission objectives
Primary mission objectives
  • Alpha particles differential directional flux
  • Alpha particles integral directional flux
  • Electron differential directional flux
  • Electron integral directional flux
  • Heavy ion flux energy and mass spectrum
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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 integral directional flux4 - fairNo specific limitation.Sun pointing, medium and high energy (over 40 to over 400 keV)
Electron differential directional flux4 - fairNo specific limitation.Sun pointing, medium and high energy (over 40 to over 400 keV)
Proton integral directional flux4 - fairNo specific limitation.Sun pointing, medium and high energy (over 40 to over 1000 keV)
Proton differential directional flux4 - fairNo specific limitation.Sun pointing, medium and high energy (over 40 to over 1000 keV)
Alpha particles integral directional flux1 - primaryNo specific limitation.Sun-pointing. Low-medium energy range (<10 up to 100 MeV/n)
Alpha particles differential directional flux1 - primaryNo specific limitation.Sun-pointing. Low-medium energy range (<10 up to 100 MeV/n)
Solar wind density1 - primaryNo specific limitation.Solar viewing. Infrerred from Proton. Electron and Alpha-particle spectroscopy
Solar wind temperature1 - primaryNo specific limitation.Solar viewing. Infrerred from Proton. Electron and Alpha-particle spectroscopy
Solar wind velocity1 - primaryNo specific limitation.Solar viewing. Infrerred from Proton. Electron and Alpha-particle spectroscopy
Heavy ion flux energy and mass spectrum3 - highNo specific limitation.Sun-pointing. Low-medium energy range (<10 up to 100 MeV/n)