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Sentinel 1B



Sentinel-1B is a 2,164 kilogram (4,771 lb) satellite which was constructed by Thales Alenia Space. Based around the Piattaforma Italiana Multi-Applicativa (PRISMA) satellite bus, the spacecraft is designed for a seven-year mission in sun-synchronous low Earth orbit although it carries sufficient propellant and resources to operate for up to twelve years.

The satellite is equipped with a synthetic aperture radar operating in the C-band, which can image with a resolution of up to five by five meters (16 by 16 feet).

Alternate Names

  • 41456
  • Sentinel1B

Facts in Brief

Launch Date: 2016-04-25
Launch Vehicle: Soyuz
Launch Site: Kourou, French Guiana

Funding Agency

  • European Space Agency (International)


  • Earth Science

Additional Information

Questions and comments about this spacecraft can be directed to: Coordinated Request and User Support Office

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