Nimbus 3/Secor 13Rocket launchby USALaunch time14 Apr 196907:54 UTCsuccessOrbit: LEOSerial number: Thor 543MissionRocketPayloadsRocket Thorad SLV-2G Agena-Dlaunched from Vandenberg AFB, SLC-2EUSAPayloadsNamePurposeMassCommentNimbus 3/Secor 13---