User:Acefire117/sandbox

Spacecraft

 * Sentinel-1A – launched on 3 April 2014
 * Sentinel-1B – launched on 25 April 2016
 * Sentinel-1C – development contract signed with Thales Alenia Space of Italy in December 2015, launch date TBD
 * Sentinel-1D – development contract signed with Thales Alenia Space of Italy in December 2015, launch date TBD

Industrial
Prime contractor of the mission is Thales Alenia Space Italy, with whole system integration and also with production of platform Spacecraft Management Unit and payload Data Storage and Handling Assembly. Sentinel 1A was constructed in Rome, Italy. Other technologies such as the T/R modules, the C-Band Synthetic Aperture Radar antenna, the advanced data management and transmission subsystems, and the on-board computer, were developed in L’Aquila and Milan. SAR instrument on payload is the responsibility of Astrium Gmbh. The Ground Segment prime contractor is Astrium with subcontractors Telespazio, WERUM, Advanced Computer Systems and Aresys. Final test verification of the satellite was completed at Thales Alenia Space's clean rooms in Rome and Cannes.