OPS 1612Rocket launchby USALaunch time7 Apr 196622:02 UTCsuccessOrbit: LEOSerial number: Thor 474MissionRocketPayloadsRocket ThorTAT SLV-2A Agena-Dlaunched from Vandenberg AFB, PALC-1-1USAPayloadsNamePurposeMassCommentOPS 1612 (KH-4A #1031)Reconnaissance--