General RE LEE
Well-Known Member
I had a great day at the range with Superformance out of my 6.5 CM. I got .2" group with 130 grain Berger OTM 2828 FPS and .3" group 140 grain Sierra Tipped Game King 2901 FPS. Both loads had SDs around 9-10 and ES under 20. This is a hunting rifle.
Temps today were 85 degrees. With 2828 fps out of 130 Berger OTM and 2901 out of 140 grain Sierra tipped Game King with Superformance, how much velocity loss can I expect this November and December in Tennessee 25-50 degrees hunting temperatures?
Temps today were 85 degrees. With 2828 fps out of 130 Berger OTM and 2901 out of 140 grain Sierra tipped Game King with Superformance, how much velocity loss can I expect this November and December in Tennessee 25-50 degrees hunting temperatures?