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Instrument details
Acronym
LPT
Full name
Light Particle Telescope
Purpose
To characterize the radiation environment at the platform
Short description
Radiometer to measure electron fluxes in 33 channels in the energy range 22 keV to 19 MeV, protons (and deuterion and tritium) in 49 channels in the energy range 270 keV to 230 MeV, and alpha particles in 36 channels in the energy range 0.77 to 82 MeV/n
Background
Synergistic with CARMEN to monitor the platform environment
Scanning Technique
Not scanning. Pointing towards the zenit with a Field-of-View ranging from +/-10 to +/-17 degrees
Resolution
N/A
Coverage / Cycle
N/A
Mass
Power
Data Rate
Providing Agency
JAXA
Instrument Maturity
Flown on operational programme
Utilization Period:
2008-06-22 to 2019-10-01
Last update:
2021-11-13
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 LEO Proton sensor at LEO Alpha-particle sensor at LEO Plasma density sensor at LEO Plasma temperature sensor at LEO Plasma velocity sensor at LEO
Mission objectives
Primary mission objectives Alpha particles integral directional flux Electron integral directional flux Proton integral directional flux Secondary mission objectives Solar wind density Solar wind temperature 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: LPT