Helios 2ARocket launchby ArianespaceEuropeLaunch time18 Dec 200416:26 UTCsuccessOrbit: SSOSerial number: V-165MissionRocketPayloadsRocket Ariane5 G+launched from Guiana Space Centre, ELA-3French GuianaPayloadsNamePurposeMassCommentEssaim-1---Essaim-2---Essaim-3---Essaim-4---Helios 2A---Nanosat 01---PARASOL---