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Instrument details
Acronym
ASM
Full name
Absolute Scalar Magnetometer
Purpose
Observation of the magnetic field along the orbit
Short description
Optically pumped 4He magnetometer based on an electronic magnetic resonance whose effects are
amplified by a laser pumping process. Dynamic range: 15000-65000 nT with resolution 0.1 nT @ maximum of the dynamics
Background
Part of a package of instruments for Solid Earth and Space Weather observation
Scanning Technique
Formation flight of 3 satellites in coordinated orbits for 3-D field reconstruction
Resolution
N/A
Coverage / Cycle
Large fraction of magnetosphere and ionosphere: sampling at 20 ms intervals
Mass
3.5 kg
Power
5.3 W
Data Rate
Providing Agency
CNES
Instrument Maturity
Backed by strong heritage
Utilization Period:
2014-02-09 to 2013-11-22
Last update:
2021-12-08
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 Field or radiowave sensor
WIGOS Subcomponents
Subcomponent 1 Magnetometer at LEO Subcomponent 2 Geomagnetic field sensor [in LEO and 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
Geomagnetic field 3 - high No specific limitation. Interplanetary space, scalar, wide dynamics
Instrument: ASM