Stability

Calculate a stability factor for a bullet using the Miller stability formula. Output is red for unstable, yellow for marginal stability and green for stable.

Explanation of terms


Caliber (0.100 to 2.000 in) [0.308] [?]
Bullet Weight (5.0 to 15000.0 gr) [220.0] [?]
Bullet Length (0.100 to 4.000 in) [1.5] [?]
Plastic Tip Length (0.000 to 4.000 in) [0.0] [?]

Muzzle Velocity (500.0 to 4500.0 ft/s) [3000.0] [?]
Barrel Twist (2.0 to 100.0 in) [12.0] [?]

Temperature (-40.0 to 140.0 °F) [59.0] [?]
Pressure (15.00 to 40.00 in Hg) [29.92] [?]