Ballistic Calculator

Thanks for using the external ballistic calculator from GunData.org that accurately details all aspects of the bullets trajectory the millisecond it leaves the guns barrel. Please share, like, and tweet this page and others to show your support.

Our calculator creates a proper ballistics trajectory chart that details range, drop, velocity, energy (fps), wind drift, and time. It takes into effect things like atmospheric conditions, wind, and even allows you to make projections shooting both up and down hill. No other free online calculator does.

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Projectile parameters

You can compare up to 2 different bullets

Bullet # 1   Bullet caliber Bullet name Ballistic coefficient Initial velocity (feets per second) Bullet weight (grans) Bullet # 2 Bullet caliber Bullet name Ballistic coefficient Initial velocity (feets per second) Bullet weight (grans)

Compare 2 bullets...

Advanced options...

Zero range (yards)
Shooting angle (0..89)
Sight height over bore (inches)
Wind velocity (miles per hour)
Wind angle (0..360)
0 means tail wind, while 90 is left hand crosswind
Drag function
G1 | Ingalls (by far the most popular) G2 | Aberdeen J projectile G5 | short 7.5° boat-tail, 6.19 calibers long tangent ogive G6 | flatbase, 6 calibers long secant ogive G7 | long 7.5° boat-tail, 10 calibers tangent ogive, for very-low-drag bullets G8 | flatbase, 10 calibers long secant ogive
Distance to show (yards)
Distance step (yards)
Enable atmospheric corrections
Temperature (F)
Altitude (ft)
Atmospheric pressure (Hg)
Relative humidity (%)

Reset & Try Again

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