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Old December 13, 2019, 05:39 PM   #58
Bart B.
Senior Member
 
Join Date: February 15, 2009
Posts: 8,927
Quote:
I know some of the best shooters and ballisticians assert that bullets can stabilize gyrations the further out they go; my limited experience is such that I've never been able to wrap my mind around that concept. That said--I have seen instances of the 150 gr bullets performing better out of my 270 at longer distances than faster 130's.
I doubt bullets are better stabilized the further downrange they go. Their spin rate is fastest as they leave the barrel and it slows down only 10 to 15% across the first 1000 yards of flight.

Test groups often start getting smaller the last 40% of a range band when slower velocity ones leave at higher angles to the LOS than faster ones. This happens when all bullets leave on the muzzle axis upswing near its peak. This situation is often thought to be caused by better bullet stabilization at the greater ranges.
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