BackForwardInstrument:  RPW 

Instrument details
Acronym RPW
Full name Radio and Plasma Waves
Purpose To measure magnetic and electric fields at high time resolution using a number of sensors/antennas, to determine the characteristics of electromagnetic and electrostatic waves in the solar wind.
Short description Assemblage of 3 units: a) The Low Frequency Receiver (LFR); b) The Thermal Noise and High Frequency receiver (TNR-HFR); and c) The Time Domain Sampler (TDS). Frequency range: 0.3 Hz to 20 MHz, with resolution 1 Hz
Background New development
Scanning Technique Sun pointing from a solar orbit. Corona view included
Resolution N/A
Coverage / Cycle Full Sun disk
Mass Power Data Rate


Providing Agency CNES
Instrument Maturity Flown on an R&D satellite
Utilization Period: 2020 to 2030
Last update: 2021-09-29
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
  • Solar activity monitor
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 radio wave sensor [from solar orbit, ecliptic, L5]
Mission objectives
Primary mission objectives
  • Solar radio flux spectrum
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 radio flux spectrum*1 - primaryNo specific limitation.Wide dynamic range, corona view included