Dual Air Density Explorer-ARocket launchby USALaunch time6 Dec 197503:35 UTCfailureOrbit: LEOSerial number: S196CMissionRocketPayloadsRocket ScoutF-1launched from Vandenberg AFB, SLC-5USAPayloadsNamePurposeMassCommentDual Air Density Explorer-A---Dual Air Density Explorer-B---