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Ballistic Trajectory Calculator

Use this ballistic calculator in order to calculate the flight path of a bullet given the shooting parameters that meet your conditions. This calculator will produce a ballistic trajectory chart that shows the bullet drop, bullet energy, windage, and velocity. It will a produce a line graph showing the bullet drop and flight path of the bullet. By adding trajectories to the panel on the right you may produce charts and graphs that show the different trajectories side by side. This can be useful in comparing cartridges or loads.

Single Trajectory Graph & Chart
Drag Function: [?]
Ballistic Coefficient:[?]
Bullet Weight: [?] (gr)
Initial Velocity: [?] (fps)
Zero Range: [?] (yd)
Sight Height: [?] (in)
Shooting Angle: [?] (deg)
Wind Speed: [?] (mph)
Wind Angle: [?] (deg)
Correct for Atmosphere: [?]
Altitude: [?] (ft)
Temperature: [?] (F)
Barometric Pressure:[?] (hg)
Relative Humidity: [?] (%)
Show Sound Barrier: [?]
Chart Range: [?] (yd)
Chart Step Size: [?] (yd)
Multiple Trajectory Graph
Trajectories
Width: (px)
Height: (px)
Range: (yd)
Chart Step Size: (yd)
Label:
Chart Column Customization

Create Column
Data:
Units:
Color: #

Chart Columns
158gr JHP 357 Ballistic Trajectory Chart
Drag Function: G1
Ballistic Coefficient: 0.155
Bullet Weight: 158 gr
Initial Velocity: 1400 fps
Sight Height : .5 in
Shooting Angle: 0°		 Wind Speed: 0 mph
Wind Angle: 0°
Zero Range: 15 yd
Chart Range: 250 yd
Maximum Range: 2259 yd
Step Size: 10 yd
 International Standard Atmosphere
Altitude: Sea Level (0 ft)
Barometric Pressure: 29.92 Hg
Temperature: 59° F
Relative Humidity: 50%
Speed of Sound: 1116 fps

Range Elevation Elevation Elevation Windage Windage Windage Time Energy Vel[x+y]
(yd) (in) (MOA) (MIL) (in) (MOA) (MIL) (s) (ft.lbf) (ft/s)
0 -0.50 0.00 0.00 0.00 0.00 0.00 0.00 688 1400
10 -0.12 1.12 0.33 0.00 0.00 0.00 0.02 653 1364
20 0.07 -0.32 -0.09 0.00 0.00 0.00 0.04 620 1329
30 0.06 -0.18 -0.05 0.00 0.00 0.00 0.07 590 1297
40 -0.16 0.38 0.11 0.00 0.00 0.00 0.09 562 1265
50 -0.60 1.13 0.33 0.00 0.00 0.00 0.12 535 1235
60 -1.26 2.00 0.58 0.00 0.00 0.00 0.14 511 1207
70 -2.16 2.94 0.85 0.00 0.00 0.00 0.16 489 1180
80 -3.31 3.94 1.15 0.00 0.00 0.00 0.19 469 1156
90 -4.72 5.00 1.45 0.00 0.00 0.00 0.22 450 1132
- Sound Barrier (1116 fps) -
100 -6.40 6.10 1.78 0.00 0.00 0.00 0.24 433 1111
110 -8.37 7.25 2.11 0.00 0.00 0.00 0.27 417 1091
120 -10.62 8.44 2.46 0.00 0.00 0.00 0.30 403 1072
130 -13.18 9.67 2.81 0.00 0.00 0.00 0.33 390 1055
140 -16.05 10.94 3.18 0.00 0.00 0.00 0.36 378 1039
150 -19.24 12.24 3.56 0.00 0.00 0.00 0.38 367 1023
160 -22.77 13.58 3.95 0.00 0.00 0.00 0.41 357 1009
170 -26.63 14.95 4.35 0.00 0.00 0.00 0.44 348 996
180 -30.85 16.36 4.76 0.00 0.00 0.00 0.47 339 983
190 -35.43 17.79 5.18 0.00 0.00 0.00 0.50 331 971
200 -40.38 19.27 5.60 0.00 0.00 0.00 0.54 323 959
210 -45.70 20.77 6.04 0.00 0.00 0.00 0.57 315 948
220 -51.41 22.30 6.49 0.00 0.00 0.00 0.60 308 937
230 -57.52 23.87 6.94 0.00 0.00 0.00 0.63 302 927
240 -64.03 25.46 7.41 0.00 0.00 0.00 0.66 295 917
250 -70.95 27.09 7.88 0.00 0.00 0.00 0.70 289 908
shooting chronograph

Keep in mind this is an approximation and although it is quite accurate it should never replace first-hand experience of shooting your specific firearm and ammunition to determine the bullet drop and windage at different ranges and conditions. To make it as accurate as possible, it is important that you input the most accurate information that represents shooting conditions, your firearm, and cartridge. The two most important variables are the Initial Velocity and the Ballistic Coefficient. If you do not have a Shooting Chronograph, I strongly suggest you purchase one. It is a great investment if you want to get into long range shooting and will be especially useful if you handload.

I want this to be the best ballistic trajectory calculator out there. Please let me know how it can be improved upon. You can find an email form and contact information here. Thank you.