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Instrument details
Acronym
PEACE
Full name
Plasma Electron and Current Analyzer
Purpose
To study the 3-D velocity distribution of electrons in the vicinity of its host spacecraft
Short description
Assemblage of two electron sensor devices: a Low Energy Electron Analyzer (LEFA), energy range = 0-100 eV; and a High Energy Electron Analyzer (HEFA), energy range = 0.1-30 keV.
Background
Part of a package of instruments for the study of the Magnetosphere
Scanning Technique
Formation flight of 4 satellites in coordinated high-elliptical orbits cross the Magnetosphere for 3-D field reconstruction
Resolution
N/A
Coverage / Cycle
Magnetospheric volume
Mass
Power
Data Rate
Providing Agency
ESA
Instrument Maturity
Flown on an R&D satellite
Utilization Period:
2000 to ≥2025
Last update:
2021-12-06
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 2 Electron sensor [cross magnetosphere]
Mission objectives
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 differential directional flux 1 - primary No specific limitation. Cluster flown through the magnetosphere, low energy (up to 40 keV)
Instrument: PEACE