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X
[rumbling]
OTC is go.
Tank and Boosters go.
PTC is go.
LPS is go.
Houston Flight is go.
MILA go.
STM is go.
Safety Console's go.
SPE is go.
LRD is go.
SRO is go.
CDR is go.
Launch Director, NTD. Our launch team is ready to proceed at this time.
(launch control) Fifteen.
(flight control) All vents open.
(flight director) Copy.
(launch control) Ten.
(launch control) GLS is go for main engine start.
[engines start] roaring
[rockets ignite] ***
(flight control) Liftoff confirmed.
(flight director) Copy liftoff.
[loud] rumbling
(commander) Houston, Discovery. Roll program.
(communications) Roger roll, Discovery.
(flight control) Guidance sees a roll.
(flight control) Good roll maneuver.
(flight director) Copy good roll.
(flight control) Throttle down. 3 at 72.
(flight director) Copy, in the bucket.
[wind noise] whistling
(flight control) Throttle up. 3 at 104.
(flight director) Go throttle up.
(communications) Discovery, Houston. You are go at throttle up.
(commander) Roger, go at throttle up.
(flight control) On PDL.
(flight director) Copy on PDL. Booster, how do the engines look?
(flight control) Flight, Booster. All three look really good.
(flight director) Copy that.
(pilot) Everything's looking good.
(mission specialist 2) There's 90 seconds.
(pilot) Alright.
(pilot) 100,000 feet.
(commander) The limb of the Earth looks awesome, guys.
(commentator) We're standing by for separation of the twin solid rocket boosters.
Discovery now traveling 2,695 miles an hour.
It's altitude: 24 miles.
Down range from the Kennedy Space Center 29 miles.
(mission specialist 2) PC less than 50.
[motors fire] boom, whoosh
(pilot) That's 103, 103.
(flight control) SRB sep'.
(flight director) Copy staging.
(pilot) Little roll. Little bit.
(pilot) Very good.