Mission typeEarth observation
COSPAR ID2016-025A
SATCAT no.41456
WebsiteSentinel-1 (ESA)
Mission durationPlanned: 7 years[1]
Elapsed: 4 years, 11 months, 23 days
Spacecraft properties
Spacecraft typeSentinel-1
ManufacturerThales Alenia Space
Airbus Defence and Space[1]
Launch mass2,164 kg (4,771 lb)
Start of mission
Launch date25 April 2016, 21:02 (2016-04-25UTC21:02) UTC[3]
Launch siteKourou ELS[4]
Sentinel-1C →

Sentinel-1B is a European radar imaging satellite launched on 25 April 2016. It is the second of two satellites in the Sentinel-1 constellation, part of the European Union's Copernicus programme on Earth observation. The satellite carries a C-SAR sensor, capable of providing high-resolution imagery regardless of weather conditions.

Satellite made its first observation on 28 April, capturing 250 km wide image of Austfonna glacier on Svalbard.[5]

See also


  1. ^ a b "Facts and figures / Sentinel-1". ESA. Retrieved 28 April 2016.
  2. ^ "Thales Alenia Space flies high at the Space Symposium". Thales Group. 13 April 2015. Retrieved 28 April 2016.
  3. ^ "Sentinel-1B liftoff delayed another 24 hours". ESA. 23 April 2016. Retrieved 28 April 2016.
  4. ^ a b "Sentinel 1A, 1B, 1C, 1D". Gunter's Space Page. Retrieved 28 April 2016.
  5. ^ "Sentinel-1B delivers". ESA. 28 April 2016. Retrieved 28 April 2016.