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Old 05-25-2008, 01:44 AM   #1
HeilSvenska
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Default Man to break the sound barrier in a 15 min free fall. But couldn't leave the ground.



New York Times article here.
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Old 05-25-2008, 04:58 AM   #2
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He really done that?
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Old 05-25-2008, 05:16 AM   #3
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this has been done before - 1960's ish i think - an astronaut by the name of Kittinger:

http://www.centennialofflight.gov/es...inger/EX31.htm

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Old 05-25-2008, 06:25 AM   #4
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Originally Posted by proudler View Post
this has been done before - 1960's ish i think - an astronaut by the name of Kittinger:

Yes, Kittinger jumped and went fast. But this article points to the attempt to break the sound-barrier.

Anyone have an update on his success?
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Old 05-25-2008, 06:33 AM   #5
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If you do research on the kittinger attempt, he broke the sound barrier - could be wrong, but think they mention it in the youtube video.

...another 13 hours yet before the jump
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Old 05-25-2008, 06:49 AM   #6
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That is great i am glad some people on the planet still have need to push the limit
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Old 05-25-2008, 07:16 AM   #7
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Originally Posted by proudler View Post
If you do research on the kittinger attempt, he broke the sound barrier - could be wrong, but think they mention it in the youtube video.

...another 13 hours yet before the jump
Ok, so done my research, and sticking with my original comment
.. That Kittinger made an attempt on breaking the sound barrier - but didn't break it.

His final (and fastest) jump was from Excelsior 3 at 102,800 feet. He feel for 4 minutes, 36 seconds and reached a maximum speed of 614mph (988km/h).
Kittinger obviously had some of the biggest balls of the 20th century; I am just particularly keen to see the effects of breaking the sound barrier on the human body - and don't have basis for comparison as it has not happened yet.
Btw, to my knowledge the speed of sound is 770mph (1235km/h)
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Old 05-25-2008, 10:47 AM   #8
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The attempt is postponed to Monday due to bad weather.

http://www.legrandsaut.org/
I think that's what it says?
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Old 05-25-2008, 06:20 PM   #9
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that is ridiculous.
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Old 05-25-2008, 06:33 PM   #10
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Sound travels with diffrent speeds on different hights. Depends on density (pressure) of air. The bigger pressure of air the faster sound wave goes. On 10 000 m it is aprox 1000 kph but on the sea level its 1235 kph
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Old 05-25-2008, 09:33 PM   #11
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well its known that when jets travel beyond the speed of sound they tend to grow a couple inches.. but once they are out of the barrier and travel at normal speeds they reduce back to there original size.

Just a quick edit.. What about his parachute.. whats it made out of.. would it hold together at those speeds?
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Old 05-26-2008, 07:32 PM   #12
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you seriously think he will pull the tag for the parachute when he's doing ~1200 km/h haha that would be reserved for a maniac. i guess we will start to slow his descent somehow with his body, without snapping is neck that is...
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Old 05-26-2008, 09:28 PM   #13
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Originally Posted by Pokiou View Post

Just a quick edit.. What about his parachute.. whats it made out of.. would it hold together at those speeds?

Hahahah

good 1

I think silentm said that obvious thing noone even tried to explain


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Old 05-27-2008, 01:50 AM   #14
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...delayed again for tomorrow...?

Weather's not looking up...?

*update
The jump is scheduled for May 27th 10AM GMT (4AM Local)

http://afp.google.com/article/ALeqM5...FtWmzwj2VqF4-A
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Old 05-27-2008, 01:58 AM   #15
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Originally Posted by silentm View Post
you seriously think he will pull the tag for the parachute when he's doing ~1200 km/h haha that would be reserved for a maniac. i guess we will start to slow his descent somehow with his body, without snapping is neck that is...
I think the denser air will begin to slow him down more, kind of like in the video about the 1960's fellow. Then he can release his parachute at a more sane speed. Also, he might have multistage 'chutes of varying sizes?
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