Status
Failure
Intelsat 4 F6
Launch Time
Thu Feb 20, 1975 23:35 UTC
Thu Feb 20, 1975 23:35 UTC
Improper separation of a lanyard during booster jettison reset the missile programmer and caused loss of control.
Rocket
Mission Details
Intelsat 4 F6
Intelsat IV F-6 was a geostationary communication satellite built by Hughes, it was owned by Intelsat. The satellite was based on the HS-312 platform and its estimated useful life was 7 years.
Payloads: 1
Total Mass: 1,414.0 kg
Geostationary Transfer Orbit
Location
SLC-36A, Cape Canaveral SFS, Florida, USA
Stats
1975
14th orbital launch attempt
Atlas-Centaur
34th mission
1st mission of 1975
6th failed mission