Stevenage
Organisation · UK
Original archive entry. The text, images and links below are kept as they were written.
British manufacturer. Stevenage, Stevenage, UK.
Related
Chronology
1 event
1999 February 26
22:44 GMT - . Launch Site: Kourou. Launch Complex: Kourou ELA2. LV Family: Ariane. Launch Vehicle: Ariane 44L.- Skynet 4E - .
Mass: 1,490 kg (3,280 lb). Nation: UK.
Agency: MoD.
Manufacturer: Stevenage.
Program: Skynet.
Class: Communications.
Type: Military communications satellite. Spacecraft: ECS/OTS.
USAF Sat Cat: 25639 . COSPAR: 1999-009B. Apogee: 35,796 km (22,242 mi). Perigee: 35,777 km (22,230 mi). Inclination: 7.20 deg. Period: 1,436.10 min.
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.