1999 launch data: http://www.hq.nasa.gov/osf/1999/launch99.html
1998 launch data: http://www.hq.nasa.gov/osf/1998/launch98.html
Next launch data:http://www.flatoday.com/space/next/sked.htm
Previous launch data :http://nssdc.gsfc.nasa.gov/spacewarn/
VAFB Unclassified Launch Schedule : http://mocc.vafb.af.mil/launchsched.asp