750 Miles per Hour...The Speed of Superman / Speeding Bullet

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750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby 12smile on Mon Sep 19, 2011 2:00 am

I was just visualizing the action of a hollow - point bullet and it dawned on me that I didn't really know the speed of a .........speeding bullet in a down to earth format...Miles per hour I get.

So http://www.calculateme.com/Speed/Feetpe ... erHour.htm Here a Ft/sec to Miles per Hour calculator.

The bullets leaving my Kel-Tec PF-9 are going at 750 miles per hour or Mach 1.25 (1100 ft per second)

750 MILES PER HOUR. I CAN UNDERSTAND THAT


Faster than a speeding bullet...the DC-10 air plane that gets me to New York in an Hour and 50 minutes is going slower than that bullet.

The bullet leaving the muzzle of my Glock 30 is going less than the speed of sound 596 Miles per hour (875 feet per second)

I'm surprised the Anti's haven't latched onto that with something like...

Stray bullets whizzing past our CHILDRENS HEADS AT 750 MILES PER HOUR ...it sounds so much scarier. :o :o :o
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Re: 750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby Seismic Sam on Mon Sep 19, 2011 3:26 am

Dunno if this is such a good idea to be putting out there. It opens up the false possibility (which any idiot noob anti would jump at) that a bullet actually could travel 750 miles, which is only about 748 miles and change longer than its actual flight path. For a 204 Ruger, the number is something like 2750 miles per hour, which could be interpreted as being able to kill somebody 3/4 across the country. And YES, anti's ARE that stoopid and ignorant, and once they get an idea like this in their head no amount of ballistics education will be allowed into their little pea brains that this "fact" isn't so.
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Re: 750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby Dick Unger on Mon Sep 19, 2011 6:18 am

Many years ago I graduated my DNR Firearms Safety course with the idea that a 30.06 (or "Army rifle" as the Great and WWII vets called it) would travel 5 miles, and therefore was not suitable for use in southern Minnesota farm country.

Since there is no easy way for a kid to test this stuff, I believed it for a long time.
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Re: 750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby xd ED on Mon Sep 19, 2011 7:56 am

Image
2800 feet/ second (1909.1 mph)



Image
Absolute Speed Over a Straight Course: 2,070.1 mph/ 3036.2 feet/ second

Some stats thrown out by the pilot of this bad boy, during a post-demonstation flight chat at the Osh Kosh Air Show...in...'88?
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Re: 750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby xd ED on Mon Sep 19, 2011 7:57 am

Dick Unger wrote:Many years ago I graduated my DNR Firearms Safety course with the idea that a 30.06 (or "Army rifle" as the Great and WWII vets called it) would travel 5 miles, and therefore was not suitable for use in southern Minnesota farm country.

Since there is no easy way for a kid to test this stuff, I believed it for a long time.


The memorable line for me was the .22 being dangerous for 1 mile.
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Re: 750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby LarryFlew on Mon Sep 19, 2011 9:03 am

xd ED wrote:Image
2800 feet/ second (1909.1 mph)



Image
Absolute Speed Over a Straight Course: 2,070.1 mph/ 3036.2 feet/ second

Some stats thrown out by the pilot of this bad boy, during a post-demonstation flight chat at the Osh Kosh Air Show...in...'88?


2435 straight line - 2511 max Sr-71 squadron hats in Okinawa in 1969 just said Mach 3+ and it was illegal to take a picture of one because the back-round could be used to figure out where we had them based. Mostly meant you had to develop your own pictures. When they left the runway they pointed straight up and where out of sight in less than 3 seconds. Came down about the same way. Full chromed out Buick big block V8 for starter engines.
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Re: 750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby mflander on Mon Sep 19, 2011 9:26 am

xd ED wrote:
Dick Unger wrote:Many years ago I graduated my DNR Firearms Safety course with the idea that a 30.06 (or "Army rifle" as the Great and WWII vets called it) would travel 5 miles, and therefore was not suitable for use in southern Minnesota farm country.

Since there is no easy way for a kid to test this stuff, I believed it for a long time.


The memorable line for me was the .22 being dangerous for 1 mile.


How long is a .22 dangerous for? I remember them saying a mile myself and never really thought to think any different :).
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Re: 750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby xd ED on Mon Sep 19, 2011 9:41 am

LarryFlew wrote:
xd ED wrote:Image
2800 feet/ second (1909.1 mph)



Image
Absolute Speed Over a Straight Course: 2,070.1 mph/ 3036.2 feet/ second

Some stats thrown out by the pilot of this bad boy, during a post-demonstation flight chat at the Osh Kosh Air Show...in...'88?


2435 straight line - 2511 max Sr-71 squadron hats in Okinawa in 1969 just said Mach 3+ and it was illegal to take a picture of one because the back-round could be used to figure out where we had them based. Mostly meant you had to develop your own pictures. When they left the runway they pointed straight up and where out of sight in less than 3 seconds. Came down about the same way. Full chromed out Buick big block V8 for starter engines.


Makes one wonder what they replaced it with :secret:
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Re: 750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby dleong on Mon Sep 19, 2011 9:49 am

12smile wrote:750 MILES PER HOUR. I CAN UNDERSTAND THAT



That's 1207 kilometers per hour, in case any Canadians are reading this. :mrgreen:
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Re: 750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby tman on Mon Sep 19, 2011 10:58 am

xd ED wrote:
Makes one wonder what they replaced it with :secret:



Satellites and predator drones, I'm sure.
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Re: 750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby xd ED on Mon Sep 19, 2011 11:09 am

tman wrote:
xd ED wrote:
Makes one wonder what they replaced it with :secret:



Satellites and predator drones, I'm sure.


I'm don't doubt they can fulfill many of the missions. But as I understand it, based on deployment, the SR71 could get into position anywhere on the planet quicker, and more consistently than could a satellite. Plus, (as far as we know) the predator is a more recent development; much later than when the blackbird was decommissioned, and then there's the speed and range issues.
But no doubt there are more satellites now.
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Re: 750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby Pezhead on Mon Sep 19, 2011 12:15 pm

tman wrote:
xd ED wrote:
Makes one wonder what they replaced it with :secret:



Satellites and predator drones, I'm sure.



Yep, I better not say anymore.....
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Re: 750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby LarryFlew on Mon Sep 19, 2011 12:22 pm

Night afterburner test.
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Re: 750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby 12smile on Mon Sep 19, 2011 12:34 pm

Of course, a horse that has been beaten to death is.....

9mm vs .45 and the 'mechanics' of a hollow point bullet.

I don't have a take on it as I've pleasantly graduated from carrying a .380 to a 9mm on a daily basis and I FEEL the power difference.

But I think....the ...? amateur? will hold a 9mm and .45 cartridge and say...I want to shoot the BIG ONE.....but I think that superficial opinion is made without understanding the 'Mechanics' of a modern hollowpoint bullet.

The .45's carried by GI's in WWII were loaded w/ Ball ammo, right?

Ok just googled the 'mechanics of hollow point bullet'

but this is hollow point vs round nose bullet not how the speed of a 9mm enables it to outperform the heavier / slower .45...if that is what's happening.

Anyone got a reference?

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Re: 750 Miles per Hour...The Speed of Superman / Speeding Bullet

Postby ex-LT on Mon Sep 19, 2011 7:48 pm

mflander wrote:
xd ED wrote:
Dick Unger wrote:Many years ago I graduated my DNR Firearms Safety course with the idea that a 30.06 (or "Army rifle" as the Great and WWII vets called it) would travel 5 miles, and therefore was not suitable for use in southern Minnesota farm country.

Since there is no easy way for a kid to test this stuff, I believed it for a long time.


The memorable line for me was the .22 being dangerous for 1 mile.


How long is a .22 dangerous for? I remember them saying a mile myself and never really thought to think any different :).

We teach 1 1/2 miles in our FAS class. That's also what it says on the box.
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