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Instrument: MAG (ACE)
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