. >> this is the cmac. we verify, retracted. >> all right.urs, they satisfied the requirements, i am go. >> okay. i copy that, launch director. >> yes, sir. heard all that and concur. press on. >> resume the clock on your mark. >> copy that. chloric will resume -- clock will resume on my mark; three, two, one, mark. >> t-minus -- >> auto sequence start. >> handoff to atlantis' computers has occurred. .. >> twenty-four seconds into the flight, rogue ram complete. atlantis is heads down on the proper alignment, for an half-million pounds of hardware and humans taking aim on the international space station. 40 seconds into the flight, the three liquid fuel main engines throttling back to 72%. reducing stress as it goes transonic for the final time. engines now revving up standing by for the throttle up call. atlantis, go and throttle up. no action. >> throttle up, no action on dt. >> a transducer only, no action required. atlantis now 15 miles in altitude, already 16 miles down range from the kennedy space center, 1:40 into the flight. atlantis