BY JUSTIN RAY Follow the countdown and flight of the Sea Launch Zenit 3SL rocket with the Galaxy 13/Horizons 1 communications satellite. Reload this page for the very latest on the mission.				Flight Data File Vehicle: Zenit 3SL Payload: Galaxy 13/Horizons 1 Launch date: October 1, 2003 Launch window: 0403-0442 GMT (12:03-12:42 a.m. EDT) Launch site: Equator, 154° West, Pacific Ocean Satellite broadcast: Galaxy 4, Transponder 18, C-band