BY SPACEFLIGHT NOW Follow the preparations and launch of the Arianespace Ariane 4 rocket carrying the JCSAT-8 and Astra-3A communications satellites. Reload this page for the very latest on the mission.				Flight data file Vehicle: Ariane 44L Payload: JCSAT-8 & Astra 3A Launch date: March 28, 2002 Launch window: 8:29-9:14 p.m. EST (0129-0214 GMT on 29th) Launch site: ELA-2, Kourou, French Guiana, South America Satellite broadcast: GE-3, Transponder 5, C-band