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new twist on b.c.'s
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<blockquote data-quote="goodgrouper" data-source="post: 11986" data-attributes="member: 2852"><p><strong>Re: new twist on b.c.\'s</strong></p><p></p><p>JBM,</p><p> I'm afraid I don't quite understand. Can you elaborate? I don't know if it is apples and oranges because the Oehler model 43 acoustic chronograph comes with software to calculate bc's clear out to 1000 yards. It seems bc's can be calculated at any range even though Sierra does their's at 300 meters and JBM's website calculates at 200 yards. I remember reading an article in a Precision Shooter magazine some years ago about a group of guys who tested many of the popular vld's at 1000 yards with the help of 2 Oehler model 43's. (wouldn't that be nice!). It showed that the majority of the tested bullets actually IMPROVED the farther downrange they went. It intrigued Dr. Oehler so much that he even flew out to the range to get in on the experiment himself firsthand! So that led me to conclude that it might help to chrono at 500 yards instead of 200 so I would get a little more accurate read. I would have tried it at 1000 if I had long enough cables! Was this thought wrong in your book? Also, are you "THE" JBM of JBM Ballistics?</p></blockquote><p></p>
[QUOTE="goodgrouper, post: 11986, member: 2852"] [b]Re: new twist on b.c.\'s[/b] JBM, I'm afraid I don't quite understand. Can you elaborate? I don't know if it is apples and oranges because the Oehler model 43 acoustic chronograph comes with software to calculate bc's clear out to 1000 yards. It seems bc's can be calculated at any range even though Sierra does their's at 300 meters and JBM's website calculates at 200 yards. I remember reading an article in a Precision Shooter magazine some years ago about a group of guys who tested many of the popular vld's at 1000 yards with the help of 2 Oehler model 43's. (wouldn't that be nice!). It showed that the majority of the tested bullets actually IMPROVED the farther downrange they went. It intrigued Dr. Oehler so much that he even flew out to the range to get in on the experiment himself firsthand! So that led me to conclude that it might help to chrono at 500 yards instead of 200 so I would get a little more accurate read. I would have tried it at 1000 if I had long enough cables! Was this thought wrong in your book? Also, are you "THE" JBM of JBM Ballistics? [/QUOTE]
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