BackForward Satellite: Sentinel-1B 

Satellite details
Acronym Sentinel-1B
Full name Sentinel-1B
Satellite Description
  • 2nd flight unit of the Sentinel-1 programme, providing SAR observation.
  • Main mission: all-weather ocean and land high resolution multi-purpose observation.
Mass at launch 2300 kg Dry mass 2146 kg
Power 4800 W
Data access link
Data access information
  • Data available from ESA.Real-time availability possible at appointed X-band stations.
Orbit Sunsynchronous orbit Altitude 693 km
ECT 06:00 desc


Space agency ESAEC
Status Unclear
Details on Status
(as available)
  • Sentinel-1B power anomaly occurred on 23 December 2021. No data since then.
Launch 25 Apr 2016 EOL 2021
Last update: 2022-03-17
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 Sentinel-1B

Acronym Full name
SAR-C Synthetic Aperture Radar (C-band)
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
SAR-C active 5405 MHz 100000.0  kHz - A   C-band SAR