Kosmos 1809Rocket launchby RussiaLaunch time18 Dec 198608:00 UTCsuccessOrbit: LEOMissionRocketPayloadsRocket Tsyklon3launched from Plesetsk Cosmodrome, Pad 32/2RussiaPayloadsNamePurposeMassCommentKosmos 1809 (Ionozond-E)Ionosphere research--