Progress 3Rocket launchby RussiaLaunch time8 Aug 197822:31 UTCsuccessOrbit: LEOSalyut 6 Logistics.MissionRocketPayloadsDockingRocket SoyuzUlaunched from Baikonur Cosmodrome, Pad 31/6KazakhstanPayloadsNamePurposeMassCommentProgress 3---Docking to Salyut 6 RearDocked9 Aug 1978 23:59:30 UTCUndocked21 Aug 1978 15:42:50 UTCDeorbited23 Aug 1978 16:45:00 UTC