BackForwardInstrument:  SFS 

Instrument details
Acronym SFS
Full name Sweep Frequency Sounder
Purpose To conduct synoptic measurements of the electron density distribution in the ionosphere at altitudes between 300 and 1000 km.
Short description A radio transmitter/receiver that recorded the time delay between a transmitted and returned radio pulse. A continuum of frequencies between 0.5 and 12 MHz was sampled once every 18 s.
Background A new development.
Scanning Technique N/A
Resolution
Coverage / Cycle
Mass Power Data Rate

 

Providing Agency CSA
Instrument Maturity Flown on an R&D satellite
Utilization Period: 1962 to 1975
Last update: 2023-10-16
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
  • Magnetospheric energetic particles and magnetometers
  • Radio wave receiver [in LEO and cross magnetosphere]
Mission objectives
Primary mission objectives
  • Ionospheric Total Electron Content (TEC)
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.