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Instrument details
Acronym
SEM/TED
Full name
SEM / Total Energy Detector
Purpose
To measures proton and electron fluxes at platform level
Short description
Eight electrostatic analyzers and pulse height discriminators operating in two ranges: 0.05-1 keV and 1-20 keV, each measurement independently for electrons and protons.
Background
Part of the packages named SEM (Space Environment Monitor) until NOAA-14, and SEM/2 (Space Environment Monitor - 2) from NOAA-15 onward and on MetOp
Scanning Technique
N/A (in-situ measurement in the platform environment)
Resolution
N/A
Coverage / Cycle
N/A
Mass
Power
Data Rate
Providing Agency
NOAA
Instrument Maturity
Flown on operational programme
Utilization Period:
1979 to 1981-02-27
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
WIGOS Subcomponents
No WIGOS subcomponents have been defined.
Mission objectives
Primary mission objectives 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/TED