BackForwardInstrument:  NGRM 

Instrument details
Acronym NGRM
Full name Next Generation Radiation Monitor
Purpose For Space Weather. NGRM measures protons from 2 MeV up to 200 MeV, electrons from 100 keV up to 7 MeV as well as the Linear Energy Transfer spectrum of ions.
Short description Direction sensitive particle spectroscopy for: - electrons (e-) in the energy ranges of 0.1 to 7 MeV; 8 quasi-logarithmic channels - protons (p+) in the energy ranges 2 to 200 MeV; 8 quasi-logarithmic channels - Heavy Ions: LET spectrum 0.1 to 10 MeV cm²/mg; 8 quasi-logarithmic channels. More details: https://space-env.esa.int/r-and-d/instrumentation/ngrm-next-generation-radiation-monitor/
Background This sensor is mounted on several ESA/EUMETSAT satellites in support of space weather applications.
Scanning Technique N/A
Resolution N/A
Coverage / Cycle N/A
Mass 1.17 kg Power 1 W Data Rate

 

Providing Agency ESA
Instrument Maturity Flown on operational programme
Utilization Period: 2019 to ≥2027
Last update: 2022-02-21
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 GEO
  • Proton sensor at GEO
  • Heavy ion sensor at GEO
  • Electron sensor at LEO
  • Proton sensor at LEO
  • Heavy ion 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, medium and high energy (over 40 to 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