Iridium NEXT-4Rocket launchby SpaceXUSALaunch time23 Dec 201701:27 UTCsuccessOrbit: Polar LEOMissionRocketPayloadsBoostersRocket Falcon 9FTlaunched from Vandenberg AFB, SLC-4EUSAPayloadsTotal mass 9600 kgNamePurposeMassCommentIridium NEXT-4---BoostersBooster B1036.2successLanding type: sea controlledLanding outcome: success