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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:
2019-03-25 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 Electron sensor at GEO Proton sensor at GEO
Mission objectives
Primary mission objectives Electron integral directional flux Proton integral directional flux Show all Show fewer
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
Variable Relevance for measuring this variable Operational limitations Explanation
Electron integral directional flux 5 - marginal No specific limitation. Platform environment, medium and high energy (over 40 to over 400 keV)
Proton integral directional flux 5 - marginal No specific limitation. Platform environment, medium and high energy (over 40 to over 1000 keV)
Instrument: KSEM/PD