Engineering:Sentinel-3C

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Sentinel-3C
Vector drawing of the Sentinel-3
Mission typeEarth observation
OperatorESA · EUMETSAT
WebsiteSentinel-3 (ESA)
Mission durationPlanned: 7 years
Spacecraft properties
Spacecraft typeSentinel-3
BusPrima
ManufacturerThales Alenia Space
Launch mass1,250 kg (2,756 lb)[1]
Dry mass1,150 kg (2,535 lb)[2]
Dimensions3.9 × 2.2 × 2.2 m (12.8 × 7.2 × 7.2 ft)[1]
Power2,300 watts[2]
Start of mission
Launch date15 September 2026
RocketVega-C
Launch siteKourou, ELV
ContractorAvio
Orbital parameters
Reference systemGeocentric
RegimeSun-synchronous
Transponders
BandS band (TT&C support)
X band (science data)
BandwidthS band: 64 kbit/s uplink, 1 Mbit/s downlink
X band: 2 × 280 Mbit/s
← Sentinel-3B
Sentinel-3D →
 
← Sentinel-6B
CO2M-A (Sentinel-7A) →

Sentinel-3C is a European Earth observation satellite dedicated to oceanography, launched on 15 September 2026.[3] It is part of the European Union's Copernicus Programme, and the third of four planned Sentinel-3 satellites (after Sentinel-3B, launched in 2018).[4][5][6][7][8][9] The satellite's prime contractor is Thales Alenia Space.[10]

  • The Copernicus Sentinel-3C and FLEX satellite are launched together aboard a Vega-C rocket from Europe’s Spaceport in French Guiana 15 September 2026.
    The Copernicus Sentinel-3C and FLEX satellite are launched together aboard a Vega-C rocket from Europe’s Spaceport in French Guiana 15 September 2026.

See also

  • List of European Space Agency programmes and missions
  • List of Sentinel satellites

References

  1. ↑ 1.0 1.1 "Copernicus: Sentinel-3". eoPortal. European Space Agency. https://directory.eoportal.org/web/eoportal/satellite-missions/c-missions/copernicus-sentinel-3. 
  2. ↑ 2.0 2.1 "Satellite: Sentinel-3B". World Meteorological Organization. https://www.wmo-sat.info/oscar/satellites/view/401. 
  3. ↑ "FLEX and Sentinel-3C launched" (in en). https://www.esa.int/Applications/Observing_the_Earth/FLEX_and_Sentinel-3C_launched. 
  4. ↑ "Sentinel 3A, 3B, 3C, 3D" (in en). https://space.skyrocket.de/doc_sdat/sentinel-3.htm. 
  5. ↑ "Sentinel-3C | Vega C | Next Spaceflight" (in en). https://nextspaceflight.com/launches/details/973/. 
  6. ↑ "Sentinel-3" (in en). https://www.esa.int/Applications/Observing_the_Earth/Copernicus/Sentinel-3. 
  7. ↑ "Facts and figures" (in en). https://www.esa.int/Applications/Observing_the_Earth/Copernicus/Sentinel-3/Facts_and_figures. 
  8. ↑ "Search" (in en). https://www.esa.int/esearch?q=Sentinel-3C. 
  9. ↑ "Launches secured for five Sentinel satellites" (in en). https://www.esa.int/Applications/Observing_the_Earth/Copernicus/Launches_secured_for_five_Sentinel_satellites. 
  10. ↑ "Thales Alenia Space: awarded a contract by ESA to build Sentinel-3C and D satellites" (in en-US). https://www.leonardo.com/en/news-and-stories-detail/-/detail/thales-alenia-space-awarded-a-contract-by-esa-to-build-sentinel-3c-and-d-satellites. 

Template:Copernicus programme

Template:Orbital launches in 2026



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