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Can anybody here tall me what the standard rate of turn is in a 757? Is it the
same as small palnes, i.ei, is it universal at 360 degrees in 2 minutes? I've got someone telling me the Boeing 757 that hit the Pentagon did some impossible turn before flying into the building, and it sounds like a turning descent to me. Any help would be appreciated. |
#2
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In a previous article, (Garyurbach) said:
Can anybody here tall me what the standard rate of turn is in a 757? Is it the same as small palnes, i.ei, is it universal at 360 degrees in 2 minutes? The big guys don't do standard rate turns, because that would involve too high a bank angle. Instead they just do 30 degree banks. As for what they're capable of, remember Tex Johnson(sp?) barrel rolled the 707 prototype (the "Dash-80"). If you don't care if the plane is usable again after the maneuver, I'm sure you could do a lot more abrupt maneuvers than that. -- Paul Tomblin http://xcski.com/blogs/pt/ The average banker could benefit tremendously from a good kick to the head at precisely-timed intervals -- Dan Holdsworth |
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In article , Paul Tomblin
wrote: As for what they're capable of, remember Tex Johnson(sp?) barrel rolled the 707 prototype (the "Dash-80"). If you don't care if the plane is usable again after the maneuver, I'm sure you could do a lot more abrupt maneuvers than that. Not necessarily... +1-G is +1-G. The airplane doesn't know what attitude it's in as long as the proper g-loading is maintained throughout the maneuver. The only variable is the pilot's level of skill. |
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While +1 G = +1 G, nobody said to limit to 1G. A level turn at 60 degrees
of bank requires a constant +2 G. Bank in excess of 60 degrees requires more G to maintain level flight. As Paul indicated, if the wings will stay on and you don't care if the plane is flyable afterwards you can make pretty exciting turns. The rate of turn for any given bank angle in level flight (coordinated) is dependant on your TAS. In the Hustler, at mach 2, any autopilot turn, using the navigator's input for bomb run heading, used 60 degrees of bank. At 1,200 plus TAS even 60 degrees of bank doesn't turn you real fast. With anything less than 60 degrees of bank a misaligned target could displace faster than you could turn. -- B-58 Hustler History: http://members.cox.net/dschmidt1/ - "EDR" wrote in message ... In article , Paul Tomblin wrote: As for what they're capable of, remember Tex Johnson(sp?) barrel rolled the 707 prototype (the "Dash-80"). If you don't care if the plane is usable again after the maneuver, I'm sure you could do a lot more abrupt maneuvers than that. Not necessarily... +1-G is +1-G. The airplane doesn't know what attitude it's in as long as the proper g-loading is maintained throughout the maneuver. The only variable is the pilot's level of skill. |
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EDR wrote in message ...
In article , Paul Tomblin wrote: As for what they're capable of, remember Tex Johnson(sp?) barrel rolled the 707 prototype (the "Dash-80"). If you don't care if the plane is usable again after the maneuver, I'm sure you could do a lot more abrupt maneuvers than that. Not necessarily... +1-G is +1-G. The airplane doesn't know what attitude it's in as long as the proper g-loading is maintained throughout the maneuver. The only variable is the pilot's level of skill. But that's just the cabin. The wing tips receive much higher G forces in a roll. It depends how fast the roll is. -Robert |
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As for what they're capable of, remember Tex Johnson(sp?) barrel rolled
the 707 prototype (the "Dash-80"). Actually, an aileron roll, Paul. I know his book, ghost written by another, says barrel roll, but the tape shows it's an aileron roll. Among non-fliers, all rolls are "barrel rolls," just as all loops are "loop-de-loops" and among Southerners, all Northerners are "Damnyankees." vince norris |
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![]() "vincent p. norris" wrote: ... and among Southerners, all Northerners are "Damnyankees." No, no, no! Yankees come South on vacation. Damn Yankees come South and stay! George Patterson None of us is as dumb as all of us. |
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![]() "vincent p. norris" wrote in message ... As for what they're capable of, remember Tex Johnson(sp?) barrel rolled the 707 prototype (the "Dash-80"). Actually, an aileron roll, Paul. I know his book, ghost written by another, says barrel roll, but the tape shows it's an aileron roll. Among non-fliers, all rolls are "barrel rolls," just as all loops are "loop-de-loops" and among Southerners, all Northerners are "Damnyankees." vince norris Vince...everyone is entitled to their opinion. I've seen that tape numerous times and I've done and taught several hundred aileron rolls (23 continuous ones once in a T-38) and barrel rolls. The 707 prototype that day over Lake Seattle did not do an aileron roll, it was a barrel roll. He dove, he climbed and he did a constant "speed" roll about a point which is close to the definition of a barrel roll as I can get without a book in front of me. An aileron roll is a roll about the longitudinal axis of the aircraft. He did not do a 360 roll around the longitudinal axis. Regards, JB |
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"Jim Baker" wrote in message
... Vince...everyone is entitled to their opinion. I've seen that tape numerous times and I've done and taught several hundred aileron rolls (23 continuous ones once in a T-38) and barrel rolls. The 707 prototype that day over Lake Seattle did not do an aileron roll, it was a barrel roll. All those times you watched the tape, you never figured out it's Lake Washington? ![]() Pete |
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![]() "Peter Duniho" wrote in message ... "Jim Baker" wrote in message ... Vince...everyone is entitled to their opinion. I've seen that tape numerous times and I've done and taught several hundred aileron rolls (23 continuous ones once in a T-38) and barrel rolls. The 707 prototype that day over Lake Seattle did not do an aileron roll, it was a barrel roll. All those times you watched the tape, you never figured out it's Lake Washington? ![]() Pete Sigh, JB |
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