OPS-9435Rocket launchby USALaunch time20 May 197514:03 UTCfailureOrbit: LEOSerial number: 23C-7Transtage gyroscope malfunction.MissionRocketPayloadsRocket TitanIII(23)Claunched from Cape Canaveral, LC-40USAPayloadsNamePurposeMassCommentOPS-9435 (DSCS-II)---OPS-9436 (DSCS-II)---