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Instrument details
Acronym
SEM/HEPD
Full name
Space Environment Monitor - High Energy Particle Detector
Purpose
Space weather - Charged particles at platform level
Short description
Spectrometer for electrons (0.25-2.0 MeV), protons (6.4-38 MeV) and alpha-particles (15-60 MeV)
Background
Part of the Space Environment Monitor of FY-1 and FY-3 A/B satellites
Scanning Technique
N/A (in-situ in the platform environment)
Resolution
N/A
Coverage / Cycle
N/A
Mass
Power
Data Rate
Providing Agency
CMA
Instrument Maturity
Flown on operational programme
Utilization Period:
1988-10-16 to 1988-10-16
Last update:
2017-06-05
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
No WIGOS subcomponents have been defined.
Mission objectives
Primary mission objectives Alpha particles differential directional flux Electron differential directional flux Proton differential 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
Instrument: SEM/HEPD