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Subject: "freefalling at the speed of sound" Previous topic | Next topic
EcLIpsInEmCEe7Mar-02-07 09:28 AM
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#21548, "freefalling at the speed of sound"




          

i've never heard of this guy but holy shit thats crazy!

http://youtube.com/watch?v=YhK-VggMQkI

-matt

97 Eclipse GS-T with 6-bolt engine

  

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Replies to this topic
RE: freefalling at the speed of sound, RedLineInc07, Mar-02-07 02:56 PM, #1
RE: freefalling at the speed of sound, EclipseSix, Mar-02-07 08:48 PM, #2
      RE: freefalling at the speed of sound, Moderatorbullettdsm, Mar-03-07 12:09 AM, #3
           RE: freefalling at the speed of sound, shuwa29, Mar-03-07 12:24 AM, #4
                RE: freefalling at the speed of sound, RedLineInc07, Mar-03-07 02:12 AM, #5
                     RE: freefalling at the speed of sound, totaleklipse97, Mar-03-07 11:04 AM, #6
                          RE: freefalling at the speed of sound, Moderatorbullettdsm, Mar-03-07 12:49 PM, #7
                               RE: freefalling at the speed of sound, saikou, Mar-03-07 03:21 PM, #8
                                    RE: freefalling at the speed of sound, EcLIpsInEmCEe7, Mar-03-07 07:41 PM, #9
                                         RE: freefalling at the speed of sound, kain_99gs, Mar-04-07 02:41 AM, #10

RedLineInc07Mar-02-07 02:56 PM
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#21555, "RE: freefalling at the speed of sound"
In response to Reply # 0


          

is that even possible? The speed of sound how do you breath

  

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EclipseSixMar-02-07 08:48 PM
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#21564, "RE: freefalling at the speed of sound"
In response to Reply # 1




          

he had an oxygen mask. he WAS nearly out of earth's atmosphere, definitely not a lot of air up there emoji

impressive though, my question is how did the parachutes withstand the force of opening at the speed of sound. unless he slowed himself down somehow.

  

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ModeratorbullettdsmMar-03-07 12:09 AM
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#21565, "RE: freefalling at the speed of sound"
In response to Reply # 2
Mar-03-07 12:10 AM by bullettdsm

          

I have never seen nor heard about that (and obviously it was old). I'm guessing the friction of the denser air slowed him down. The general concensus, when I was in the business of dealing with this, was that the most speed you would attain in a free fall (not headlong tucked or spread eagled with batwings) was 180mph. So he would actually slow down when he hit the denser part of the atmosphere (it also looks like he has a smaller "slow down" shute come out first). What I was wondering was, what about the friction heating him up? Was it offset by the surrounding temps?

I'm sure that others on here have a better understanding, but imagine the balls it took to make that jump. Not really sure what would happen as you push off. Damn.

Captain Caveman

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shuwa29Mar-03-07 12:24 AM
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#21567, "RE: freefalling at the speed of sound"
In response to Reply # 3




          

if it is what i am thinking of (army filters so i can't watch it) then he jumped from the upper atmosphere in a pressurized suit. one of his gloves failed so he had frostbite and pressure issues. but yeah, like the above stated, the lack of density in that part of the atmosphere allows for greater speeds to be achieved. kind of like when we did all our x-plane test back in the day. launch from upward of 30-40K ft then let the rocket motors hull it up to the upper atmosphere so there's less drag. all physics. cool shit!

later

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RedLineInc07Mar-03-07 02:12 AM
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#21569, "RE: freefalling at the speed of sound"
In response to Reply # 4


          

Either or that guy has balls of steel

  

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totaleklipse97Mar-03-07 11:04 AM
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#21597, "RE: freefalling at the speed of sound"
In response to Reply # 5
Mar-03-07 11:05 AM by totaleklipse97



          

At first I was thinking to myself "how could he hit the speed of sound when terminal velocity is much lower than that?". Upon watching the rest of the video I realize how this was the case. The lack of a drag coefficient allowed him to reach speeds far exceeding the normal speed we know of terminal velocity in our atmosphere. I looked it up in wikipedia for more information. It's quite interesting actually. http://en.wikipedia.org/wiki/Terminal_velocity

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ModeratorbullettdsmMar-03-07 12:49 PM
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#21608, "RE: freefalling at the speed of sound"
In response to Reply # 6


          

Is it f***ed up if I found that pretty good reading? Funny, what we always thought was terminal velocity in a spread eagle fall was actually terminal velocity in a tuck. Pretty cool stuff. Especially when this was done way back in 1960 and it apparently hasn't been played with since.

Hmm, I wonder if I can fill up some balloons with helium; I know I got a chair and............

Captain Caveman

96 RS Turbo 11.414 @ 119.62 MSNS, Crower 2 NA cams, BW366, 10.5 comp, UDP, 60mm TB, W/A intercooler, 3.55 tranny 567.9whp 430tq
97 RS NA 13.188 @ 103.87 MSnS powered 12.5 comp, Crower 3's and 219.4whp with 175tq
98 RS DD 12.5 comp on stock ECU, LTH, Crower 2's, Koni, GC, Hypercoil, DG hats
99 OZ 5sp Stocker 15.856 @ 85.97
99 GS stocker auto 17.7@77mph!

wiki home page:http://www.2gnt.com/index.php?d=bullettdsm

  

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saikouMar-03-07 03:21 PM
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#21611, "RE: freefalling at the speed of sound"
In response to Reply # 7




          

You gotta have huge balls to do that, and I mean, they gotta be dragging on the ground, huge.

Pretty cool.

  

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EcLIpsInEmCEe7Mar-03-07 07:41 PM
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#21615, "RE: freefalling at the speed of sound"
In response to Reply # 8




          

imagine hitting a bird. hehe i think that might hurt permanently

-matt

97 Eclipse GS-T with 6-bolt engine

  

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kain_99gsMar-04-07 02:41 AM
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#21622, "RE: freefalling at the speed of sound"
In response to Reply # 9


          


"Did someone say terminal velocity?"


That is an amazing story. He probablly eats kryptonite for breakfast.



http://talontimes.blogspot.com


99GS
95TSI

  

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