Painted Filly Posted October 17, 2013 Posted October 17, 2013 What is the formula to convert the info from crono to power factor? Thanks Painted Filly Quote
Garrison Joe, SASS #60708 Posted October 17, 2013 Posted October 17, 2013 (edited) PF = muzzle velocity (fps) x bullet weight (grains) / 1000 Example: 200 grain bullet at 800 FPS => 160 power factor ( 800x200/1000 ) Good luck, GJ Edited October 17, 2013 by Garrison Joe, SASS #60708 Quote
Cliff Hanger #3720LR Posted October 17, 2013 Posted October 17, 2013 (edited) Quick reference Power Factors and formulas Edited October 17, 2013 by Cliff Hanger #3720LR Quote
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