Date of launch (location):
Sept. 29, 1977 (ETR)
Launch vehicle:
Atlas SLV-3D-Centaur D-1AR
Weight (kg):
826
Shape:
Cylindrical with three antenna
mounted on one end supported by a single mast
Dimensions (m):
6.99 overall height
2.38 diameter
Power source:
Solar cells plus 2 NiCd
batteries
NASA's role:
Launch vehicle and ground support
(reimbursable)
Cooperating organizations:
NASA and Communications Satellite
Corporation, representing the International
Telecommunications Satellite Consortium (Intelsat)
Prime contractor:
Hughes Aircraft Co.
Objectives:
Commercial communications support for
synchronous orbit above the equator (Indian link); capable
of 6250 two-way voice circuits and 2 color TV
channels.
Results:
Unsuccessful; Atlas stage of the
launch vehicle malfunctioned; range safety officer destroyed
vehicle 55 seconds after liftoff.
Reference: NASA, "Intelsat-IVA F-5 Mission Operations Report," E-491-633-77-06, Sept 15, 1977.