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TL309-230-5R......Ballistic Coefficient ??????

Posted: Tue Oct 29, 2013 1:18 pm
by Overton-AR
Does anyone know the ballistic coefficient for this Lee cast bullet??

I am using 50/50 linotype with pure lead. Bullets weigh 220-221 grains.

Thanks.

Re: TL309-230-5R......Ballistic Coefficient ??????

Posted: Tue Oct 29, 2013 6:31 pm
by Desert_Fox
My ballistics app has a BC of 0.555 listed for this bullet. I don't remember how I came up with the number though