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Ballistics Calculation


Input Variables
Firearm typeRifle Sight Height1.5
Bullet Weight (grains)55 Ballistic Coefficient.255
Muzzle Velocity (fps)3240 Temperature59
Barometric Pressure (hg)29.53 Relative Humidity78%
Zero Range (yards)200 Wind Speed (mph)10


Ballistics Table in Yards
55gr vmax .223    55 gr., .255 B.C.www.hornady.com
Range (yards)Muzzle50100200300400500
Velocity (fps)3240304328552501217418731601
Energy (ft.-lb.)12821131995764577428313
Trajectory (200 yd. zero)-1.50.41.40.0-7.0-21.3-45.7
Wind Drift (inches)0.00.21.04.510.820.634.9
Come Up in MOA-1.5-0.8-1.30.02.25.18.7
Wind Drift (moa)0.000.460.982.133.434.936.66


The following table is provided as a "cheat sheet" that you can tape to your gun.
Ballistics Table in Yards
55gr vmax .223    55 gr., .255 B.C.www.hornady.com
Range (yards)Muzzle50100200300400500
Trajectory (200 yd. zero)-1.50.41.40.0-7.0-21.3-45.7
Wind Drift (inches)0.00.21.04.510.820.634.9
Come Up in MOA-1.5-0.8-1.30.02.25.18.7
Wind Drift (moa)0.000.460.982.133.434.936.66

Ballistics Calculator v1.0
Hornady Mfg, Inc., by ARIS, Inc.