Skynet 4BRocket launchby ArianespaceEuropeLaunch time11 Dec 198800:33 UTCsuccessOrbit: GTOSerial number: V-27MissionRocketPayloadsRocket Ariane4 44LPlaunched from Guiana Space Centre, ELA-2French GuianaPayloadsNamePurposeMassCommentAstra 1A---Skynet 4B---