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Instrument details
Acronym
MAG (ACE)
Full name
Magnetic Field Monitor
Purpose
To measure the three components of the solar magnetic field
Short description
Twin, triaxial fluxgate magnetometers (boom mounted). 8 dynamic ranges: ± 4 nT; ± 16 nT; ± 64 nT; ± 256 nT; ± 1024 nT; ± 4096 nT; ± 16,384 nT; and ± 65,536 nT. Resolution ± 16 nT @ maximum of dynamics. Accuracy 0.006 nT
Background
Part of a package of instruments for solar observation
Scanning Technique
Sun pointing from the L1 Lagrange libration point
Resolution
N/A (full disk)
Coverage / Cycle
Full solar disk, sampling at 0.09 s intervals
Mass
2.55 kg
Power
3.4 W
Data Rate
Providing Agency
NASA
Instrument Maturity
Flown on an R&D satellite
Utilization Period:
1997 to ≥2027
Last update:
2021-11-10
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 Solar wind at L1 - Magnetometer
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
Interplanetary magnetic field 3 - high No specific limitation. Interplanetary, vectorial, wide dynamics, coarse resolution
Instrument: MAG (ACE)