Proton 1Rocket launchby RussiaLaunch time16 Jul 196511:16 UTCsuccessOrbit: LEOSerial number: 107207-01Maiden flight of UR-500 8K82.MissionRocketPayloadsRocket ProtonUR-500 8K82launched from Baikonur Cosmodrome, Pad 81/23KazakhstanPayloadsNamePurposeMassCommentProton 1 (N-4 #1)Particle research--