AKA: Matra Marconi Space. Location: Stevenage.
Skynet 4E was a SHF/UHF military communications satellite for the UK Ministry of Defense. Dry mass was 759 kg; it used a Thiokol Star 30 solid apogee motor. Stationed at 53 deg E. Positioned in geosynchronous orbit at 53 deg E in 1999. As of 5 September 2001 located at 52.91 deg E drifting at 0.000 deg W per day. As of 2007 Mar 11 located at 53.02E drifting at 0.005E degrees per day.