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

7mm Rem Mag 139 Horn WT Ballistic Trajectory Chart
Drag Function: G1
Ballistic Coefficient: 0.392
Bullet Weight: 139 gr
Initial Velocity: 3150 fps
Sight Height : 1.5 in
Shooting Angle: 0°		 Wind Speed: 0 mph
Wind Angle: 0°
Zero Range: 224 yd
Chart Range: 325 yd
Maximum Range: 5310 yd
Step Size: 25 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 -1.50 0.00 0.00 0.00 0.00 0.00 0.00 3063 3150
25 -0.32 1.22 0.35 0.00 0.00 0.00 0.02 2940 3086
50 0.62 -1.18 -0.34 0.00 0.00 0.00 0.05 2821 3023
75 1.33 -1.69 -0.49 0.00 0.00 0.00 0.07 2707 2961
100 1.78 -1.70 -0.49 0.00 0.00 0.00 0.10 2597 2901
125 1.98 -1.51 -0.44 0.00 0.00 0.00 0.13 2491 2841
150 1.91 -1.22 -0.35 0.00 0.00 0.00 0.15 2388 2781
175 1.56 -0.85 -0.25 0.00 0.00 0.00 0.18 2289 2723
200 0.92 -0.44 -0.13 0.00 0.00 0.00 0.21 2193 2665
225 -0.03 0.01 0.00 0.00 0.00 0.00 0.24 2100 2608
250 -1.30 0.50 0.14 0.00 0.00 0.00 0.27 2011 2552
275 -2.91 1.01 0.29 0.00 0.00 0.00 0.29 1924 2497
300 -4.86 1.55 0.45 0.00 0.00 0.00 0.33 1840 2442
325 -7.18 2.11 0.61 0.00 0.00 0.00 0.36 1760 2388
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.