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GTOguy06
September 26th, 2012, 03:35 PM
I love reading about ballistics. It combines two of my favorite things in the world: firearms and science. (yeah, big nerd right here)

I just found some great websites. The first one is pretty much a bunch of tables showing how increased barrel length leads to higher velocity. Every inch matters ;) It has some data for popular defense rounds.

I also noticed that they had a section on the left side of their page "other resources" and those links seem worth reading as well. Unfortunately, I can't go through all of these right now since I should be studying, but I hope these help!

Ballistics by the inch:
gives velocities of popular defense rounds based on barrel length and has muzzle energy graphs. Has data for all popular pistol calibers.
http://www.ballisticsbytheinch.com/calibers.html

Brass fetcher:
Videos of bullet ballistics. Great charts and data. And the oh so fun "9mm vs 45acp" comparison. I have not gotten too deep in this page yet, but looks promising.
http://www.brassfetcher.com/

Arclight
October 1st, 2012, 04:46 PM
www.appliedballisticsllc.com

Cattle/Horses
October 2nd, 2012, 06:27 PM
The first one is pretty much a bunch of tables showing how increased barrel length leads to higher velocity. Every inch matters ;)


Any farm boy could have told you that. :)

But really it also comes down to powder used for the intended use of the round. Take the 44Magnum and 30Carbine. Each round is avaliable in pistols and rifles. Rifle-slower burning powder. Pistol-faster burning powder.

mapper
March 30th, 2014, 09:02 AM
This one is good as well. For tables and seeing what changes in components will do to exterior ballistics.
Trajectory, wind drift, optios for mils and moa or inches.
http://www.jbmballistics.com