BY JUSTIN RAY Follow the preparations and launch of the Lockheed Martin Titan 4B rocket carrying a classified cargo for the U.S. National Reconnaissance Office. Reload this page for the very latest on the mission.				Flight data file Vehicle: Titan 4B (B-34) Payload: Classified NRO cargo Launch date: October 5, 2001 Launch time: 2119 GMT (5:19 p.m. EDT) Launch site: SLC-4E, Vandenberg AFB, Calif. Pre-launch Briefing Launch preview - Our story giving launch overview and guess of payload identity. The rocket - Overview of the Titan 4 launch vehicle. Titan 4 history - Chart with listing of previous Titan 4 flights.