BackForward Satellite: SWOT 

Satellite details
Acronym SWOT
Full name Surface Water and Ocean Topography
Satellite Description
  • Single flight unit of the SWOT programme.
  • Main missions: ocean topography and waves, hydrology (inner land water).
Mass at launch Dry mass
Data access link no link provided
Data access information
  • TBD.
Orbit Drifting orbit Altitude 891 km
Inclination 78 °


Space agency NASACNES
Status Planned
Details on Status
(as available)
Launch Nov 2022 EOL ≥2026
Last update: 2022-06-20
Associated satellite programme and related satellites

Note: red tag: no longer operational , green tag: operational , blue tag : future

Satellite Payload

All known Instruments flying on SWOT

Acronym Full name
Altimeter Altimeter
KaRIN Ka-band Radar Interferometer
MW radiometer Microwave radiometer
Show instrument status and calibration
Telecommunication frequency or microwave sensing channel information Show expert details
Service Dir or Mode Frequency Emission designator Bandwidth Polarisation D/A Data rate or Baseband Comments
Altimeter active 5300 - 5300 MHz N/R  kHz - A   C-band radar altimeter
Altimeter active 13580 - 13580 MHz N/R  kHz - A   Ku-band radar altimeter
KaRIN active 35500 - 35500 MHz N/R  kHz - A   Ka-band radar altimeter
MW radiometer passive 18700 MHz 200000  kHz - A   Window channel (supporting altimeters)
MW radiometer passive 23800 MHz 400000  kHz - A   Water vapour channel (supporting altimeters)
MW radiometer passive 34000 MHz 400000  kHz - A   Window channel (supporting altimeters)