BY JUSTIN RAY October 21, 2000 -- Follow the countdown and flight of the Sea Launch Zenit 3SL rocket with the Thuraya mobile communications satellite. Reload this page for the very latest on the mission.				Video vault The fifth flight of the Sea Launch Zenit 3SL rocket begins with liftoff from the Odyssey Launch Platform positioned in the equatorial waters of the Pacific.   PLAY (226k, 34sec QuickTime file) Animation shows the Thuraya geomobile communications satellite as it deploys the twin power-generating solar arrays and large antenna reflector once in space.   PLAY (255k, 25sec QuickTime file) Flight Data File Vehicle: Zenit 3SL Payload: Thuraya 1 Launch date: Oct. 21, 2000 Launch window: 0552-0637 GMT (1:52-2:37 a.m. EDT) Launch site: Equator, 154 deg. West, Pacific Ocean Pre-launch Briefing Launch timeline - Chart with times and descriptions of the events to occur during launch. Ground track - A map shows the track the Zenit will follow to orbit. Rocket - A look at the Zenit 3SL rocket and Block DM-SL upper stage. The Sea Launch vessels - Overviews of the Sea Launch Commander and Odyssey launch platform. Thuraya 1 satellite - The Boeing-built mobile communications craft.