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Launch FailureUnited States Air Force
Atlas SLV-3D Centaur: Intelsat-4A 5
Geostationary communications satellite developed by Hughes Aircraft Company
Friday, 30 September 1977
Mission Data
🇺🇸United States Air ForceEst. 1947
Launch VehicleAtlas SLV-3D Centaur
Vehicle FamilyAtlas
Vehicle Record30 of 32 launches (93.8%)
Provider TypeGovernment
Agency Record972 successes / 106 failures (90%)
Success Streak68 consecutive
Mission TypeCommunications
Target OrbitGeostationary Orbit
Launch PadLaunch Complex 36A
Location🇺🇸 Cape Canaveral SFS, FL, USA USA
Orbital Launches This Year#102
Agency Launches This Year#18
Launches From This Pad71
Launches From This Site1,132
Status Note
Either the launch vehicle did not reach orbit, or the payload(s) failed to separate.
About Atlas SLV-3D Centaur
The Atlas-Centaur was a US expendable launch vehicle derived from the SM-65 Atlas D missile. Launches were conducted from Launch Complex 36 at the Cape Canaveral Air Force Station in Florida.
Launch Site
Launch Complex 36A · 28.4706°N 80.5422°W
Launch data from Launch Library 2 by The Space Devs.