Here are the launch opportunities for the Iridium launch from Vandenberg (times are UT): 2 May 15:12:15 3 May 15:06:40 4 May 15:01:04 5 May 14:55:29 The window is 5 seconds for each opportunity. The Iridium launch hotline is 888-952-8624, toll free in the United States; the McDonnell Douglas Delta launch hotline is 714-896-4770. Stu Huston