BackForwardInstrument:  KSEM/PD 

Instrument details
Acronym KSEM/PD
Full name Korean Space Environment Monitor / Particle Detector
Purpose To monitor the electron flux at platform level
Short description Fluxmeter for electons and protons of energy in the range 0.1-2.0 MeV (electrons) and 0.1-12 MeV (protons). Energy resolution ΔE/E ≤ 30%.
Background Part of the Korean Space Environment Monitor (KSEM) together with a Magnetometer (MG) and a Charging Monitor (CM).
Scanning Technique 6 observation directions within a field of view of 60°
Resolution N/A
Coverage / Cycle Field of view > 60°. Time resolution 0.33 s
Mass Power Data Rate

 

Providing Agency KARI
Instrument Maturity Flown on operational programme
Utilization Period: 2019 to 2029
Last update: 2021-10-02
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
  • In-situ plasma probes, and energetic particle spectrometers and magnetometers at GEO and LEO, and magnetic field at GEO
  • Electron sensor at GEO
  • Proton sensor at GEO
Mission objectives
Primary mission objectives
  • Electron integral directional flux
  • Proton integral directional flux
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
Electron integral directional flux*5 - marginalNo specific limitation.Platform environment, medium and high energy (over 40 to over 400 keV)
Proton integral directional flux*5 - marginalNo specific limitation.Platform environment, medium and high energy (over 40 to over 1000 keV)