BackForwardInstrument:  WBD 

Instrument details
Acronym WBD
Full name Wide Band Data
Purpose To study E-field wave form in the Earth's magnetosphere
Short description Wideband receiver system to measure electric and magnetic fields over the frequency range 0.025-577 kHz
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 Full magnetospheric volume
Mass 1.67 kg Power 1.57 W Data Rate 262 kbps


Providing Agency ESA
Instrument Maturity Flown on an R&D satellite
Utilization Period: 2000 to ≥2025
Last update: 2017-04-13
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 No WIGOS subcomponents have been defined.
Mission objectives
Primary mission objectives
  • Electron Density
  • Ionospheric plasma density
Secondary mission objectives
  • Electric Field
  • Geomagnetic field
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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
VariableRelevance for measuring this variableOperational limitationsExplanation
Geomagnetic field5 - marginalNo specific limitation.Magnetic field measured through observation of oscillations of the magnetic field
Electric Field2 - very highNo specific limitation.Electric field measured by magnetic and electric field oscillations
Ionospheric plasma density1 - primaryNo specific limitation.Ionospheric plasma density measured through observation of oscillations of the magnetic and electric fields
Electron Density2 - very highNo specific limitation.Electron density measured through observation of oscillations of the magnetic and electric fields