George Diller/Launch Commentator From the NASA Mission Director's Center at
Vandenberg Air Force Base in California, this is Delta Launch
Control at T-111 minutes, 46 seconds and counting.
We are now about to enter the final two hours of the countdown for the launch of the
NOAA-N Prime polar-orbiting weather satellite for NASA and the National Oceanic and Atmospheric Administration.
Liftoff will be aboard a United Launch Alliance Delta II rocket from
NASA's Space Launch Complex-2 at Vandenberg Air Force Base.
This month is the 20th anniversary of the United Launch Alliance Delta II ?
a commercial version of the original Delta rocket launched by NASA.
The first Delta II launch was on Feb. 14, 1989 with a GPS navigation satellite for the Air Force.
Tonight's launch is targeted for 2:22 a.m. Pacific time, this morning.
The launch window is 10 minutes in duration, extending until 2:32 a.m. PST.