spaceflightnow.com
2232 GMT (6:32 p.m. EDT)
T-minus 20 minutes and counting. The countdown has resumed after a 10-minute hold. Clocks will tick down for the next 11 minutes to T-minus 9 minutes where the final planned hold is scheduled to occur. The hold length will be adjusted to synch up with today’s preferred launch time of 7:38:04 p.m.
Atlantis’ onboard computers are now transitioning to the Major Mode-101 program, the primary ascent software. Also, engineers are dumping the Primary Avionics Software System (PASS) onboard computers. The data that is dumped from each of PASS computers is compared to verify that the proper software is loaded aboard for launch.
Microsoft still hasn’t released a decent Shuttle Simulator. They tried once and released a bomb.
I played with that one for a while, and it was indeed rather strange. Oh well.