BackForwardInstrument:  SESS/SSI/ES-3 

Instrument details
Acronym SESS/SSI/ES-3
Full name SESS / Special Sensor Ionospheric Plasma Drift/Scintillation Monitor - 3
Purpose Observation of ambient electron density and temperatures, ion density, and average ion temperature and molecular weight at satellite altitude
Short description Assemblage of an electron sensor (Langmuir probe) and an ion sensor mounted on a 2.5 meter boom
Background Part of the SESS (Space Environment Sensor Suite) package. Follow-on of SEM/SSI/ES-2 flown on previous DMSP satellites
Scanning Technique In-situ measurement in a sunsynchronous orbit
Resolution N/A
Coverage / Cycle N/A
Mass Power Data Rate

 

Providing Agency DoD
Instrument Maturity Flown on operational programme
Utilization Period: 2004 to 2025
Last update: 2021-12-09
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
  • Electric field sensor [in LEO and cross magnetosphere]
  • Ionospheric electron density sensor [in LEO and cross magnetosphere]
  • Ionospheric plasma density
Mission objectives
Primary mission objectives
  • Electron Density
  • Ionospheric plasma density
Evaluation of Measurements