BackForwardInstrument:  FIELDS 

Instrument details
Acronym FIELDS
Full name Electromagnetic Fields Investigation
Purpose Direct observation of fields in the corona region
Short description Vector magnetometer. Detailed characteristics missing. Dynamic range from ±4 to ±800000 nT with resolution ±16 nT @ maximum of dynamics and accuracy 0.006 nT. Magnetic field oscillations measured in the range 0.01-80 kHz; electric field oscillations measured in the range 0.01-10000 kHz
Background Part of a package of sensors for direct measurements of electric and magnetic fields, radio emissions, and shock waves that course through the sun's atmospheric plasma
Scanning Technique Sun pointing from a solar orbit
Resolution N/A
Coverage / Cycle Full solar disk, sampling at 0.05 s intervals
Mass Power Data Rate

 

Providing Agency NASA
Instrument Maturity Flown on an R&D satellite
Utilization Period: 2018 to 2025
Last update: 2024-01-22
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 2
  • Solar magnetograph, solar EUV/X-ray imagery and EUV/X-ray irradiance, both on the Earth-Sun line and off the Earth-Sun line
  • Solar magnetic field sensor [from solar orbit, ecliptic, L5]
  • Solar electric field sensor [from solar orbit, ecliptic, L5]
  • Solar radio wave sensor [from solar orbit, ecliptic, L5]
  • Solar wind in situ plasma and energetic particles and magnetic field off the Earth-Sun line
  • Interplanetary magnetic field sensor [from solar orbit, ecliptic, L5]
  • Subcomponent 3
  • Solar coronal magnetic field imagery, solar wind beyond L1
  • Solar coronal magnetic field imager [from solar orbit, ecliptic, L5]
Mission objectives
Primary mission objectives
  • Solar electric field
  • Solar magnetic field
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
Note: * Primary mission objective.
VariableRelevance for measuring this variableOperational limitationsExplanation
Solar magnetic field*5 - marginalNo specific limitation.Solar magnetic field measured through magnetic and electric field oscillations
Solar electric field*5 - marginalNo specific limitation.Solar electric field measured through magnetic and electric field oscillations
Solar wind density4 - fairNo specific limitation.Solar wind density measured through magnetic and electric field oscillations
Solar wind temperature4 - fairNo specific limitation.Solar wind temperature measured through magnetic and electric field oscillations
Solar wind velocity4 - fairNo specific limitation.Solar wind velocity measured through magnetic and electric field oscillations