Transcription: Main engine start of course. And about this time I turned to look at Don and I said, you didn't prepare me for this. As the tower went by a great deal faster than I thought it would based on my simulator experience. Four and a half million pounds or so of machinery and six and a half or so million pounds of thrust. the roll maneuver. There's a great deal more vibration here than I expected, and I think it's probably acoustic. It shakes your body and your soul. Not too far into the flight, the main engines throttle back, and as you reach maximum dynamic pressure, there's some very good shots he ...
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