Follow the Sentinel-1 launch with us
As part of the Copernicus programme, Sentinel-1A is the first of a two-satellite mission that will image land and oceans using highly precise radar, enabling the pair to acquire imagery regardless of weather.
Lift off is set for 23:02 CEST (21:02 GMT) on a Soyuz rocket from Kourou, the seventh Russian-built Soyuz to take off from Europe’s Spaceport in French Guiana.
Here's an overview of the many ways you can connect with ESA and follow lift off.
Web streams
Launch webcast – Watch live coverage from Europe’s Spaceport in French Guiana. Streaming begins at 22:45 CEST (20:45 GMT).
Launch event at ESA’s mission control centre – Join European experts as they highlight the Sentinel-1 mission and the Copernicus programme live from ESA's mission control centre. Streaming begins at 21:30 CEST (19:30 GMT).
The official hashtag is #Sentinel1.
Follow @esa_eo for live updates from the launch event at ESOC.
Follow @esaoperations for real-time news from the mission control team.
ESA blogs
Check the EO Launch Campaigns blog for periodic update, including news from the campaign team in Kourou.
YouTube
The Sentinel-1 video playlist can be found via http://goo.gl/X1Nuld
Flickr
Access up-to-date mission image sets via Flickr:
Google+
ESA in Google+ with real-time Sentinel-1 updates via http://goo.gl/VJEOQc
Access the Friends of ESA Facebook page via https://www.facebook.com/EuropeanSpaceAgency