Intelsat 4A F3Rocket launchby USALaunch time7 Jan 197800:15 UTCsuccessOrbit: GTOSerial number: AC-46MissionRocketPayloadsRocket AtlasCentaur SLV-3Dlaunched from Cape Canaveral, LC-36BUSAPayloadsNamePurposeMassCommentIntelsat 4A F3Comsat--