Stability factors

Discussion in 'Rifles, Bullets, Barrels & Ballistics' started by 257speed, Feb 28, 2005.

  1. 257speed

    257speed Well-Known Member

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    Mar 29, 2004
    Can anyone tell me where I can find info on stability factors and calculators. Thx
     
  2. Richard338

    Richard338 Well-Known Member

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    Aug 22, 2003
    JBM ballistic has some info on that. Robert McCoy's book has all the details. The Excel sheet BC calculator on Lilja's (barrel maker) site, gives the twist needed to provide a 1.5 stability factor (for a given set of bullet parameters). I think it implements McCoys code.