Berger Twist Rate Stability Calculator (need help)
2019年12月17日 · The Berger twist calculator works fine, but it does not include a variable for polymer tipped bullets (Berger doesn't sell any). The polymer tip affects the calculation. …
6.5 PRC 156gr Berger EOL twist dilemma | Page 3 - Long Range …
2020年8月22日 · First, calculate your range card using the full BC of the bullet you are using. Then calculate your range card using the compromised BC value you got from the twist rate …
Berger Twist Rate Stability Calculator (need help)
2013年2月24日 · That is 9" of resistance to point forward travel that a bullet revolution is trying to compensate for. That resistance is air density, so resultant stability from a fixed turn rate is …
Barrel length and twist rate | Long Range Hunting Forum
2023年3月30日 · It is not so much the barrel length opposed to the twist rate. If you use the Berger Twist Rate Calculator a 105gr 6MM with a 1:9 twist is "MARGINAL". It will work. BUT …
twist rate for a .300 RUM - Long Range Hunting Forum
2005年4月27日 · I'm hoping there will be soon. Right now there are Henson 180, 212, and 220. As I remember the 180 does fine in a 10 twist but not the 212. The 220 (bc~0.9) needs an 8 …
Re-barreling one of my .308's - Twist rate? - Long Range Hunting …
2003年1月19日 · The TAC barrel has a twist rate of 1:12 and the VTR barrel has a 1:12 twist rate. The TAC barrel is longer. I don't think either will appropriately stabilize a 200gr bullet at …
Berger Bullets Twist Rate Stability Calculator suprises
2015年5月14日 · I dont know if im reading it all wrong. What does "Marginally stabile" mean in reality? According to the calculator the 150 grain barnes ttsx is not fully stabilized in a 1:11 or …
Twist rate, how fast is too fast? | Page 2 - Long Range Hunting …
2017年3月6日 · Feenix, The Berger Twist Rate Calculator says that the Nosler 150 Grn. ABLR bullet , with a G1 BC of 592 , in 270 Caliber, with a Muzzle velocity of 3000 fps, results in a SG …
What Barrel Length and Twist for a 270WSM Build
2008年12月20日 · The Barrel Outlet's Barrel Twist Calculator Calculator is a tool for determining the Gyroscopic Stability (GS) of your bullet and is based on the Don Miller twist rule. (Learn …
22 CM - 88 GR ELDM Load and TW | Page 2 - Long Range Hunting …
2014年2月17日 · If you put the specs of the 88gr bullet into the Berger twist rate calculator, the stability analysis shows the: bullet to be marginally stable by 4 %. You may shoot good groups …