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Ballistics Calculation
Input Variables
Firearm type
Rifle
Sight Height
1.5
Bullet Weight
(grains)
140
Ballistic Coefficient
.496
Muzzle Velocity
(fps)
3150
Temperature
59
Barometric Pressure
(hg)
29.53
Relative Humidity
78%
Zero Range
(yards)
450
Wind Speed
(mph)
0
Ballistics Table in Yards
.270 140 gr., .496 B.C.
www.hornady.com
Range
(yards)
Muzzle
50
100
200
300
400
500
Velocity
(fps)
3150
3050
2952
2763
2581
2407
2239
Energy
(ft.-lb.)
3084
2891
2709
2372
2071
1800
1558
Trajectory
(450 yd. zero)
-1.5
3.0
6.7
10.9
10.5
5.0
-6.6
Come Up in MOA
-1.5
-5.8
-6.4
-5.2
-3.3
-1.2
1.3
The following table is provided as a "cheat sheet" that you can tape to your gun.
Ballistics Table in Yards
.270 140 gr., .496 B.C.
www.hornady.com
Range
(yards)
Muzzle
50
100
200
300
400
500
Trajectory
(450 yd. zero)
-1.5
3.0
6.7
10.9
10.5
5.0
-6.6
Come Up in MOA
-1.5
-5.8
-6.4
-5.2
-3.3
-1.2
1.3
Ballistics Calculator v1.0
Hornady Mfg, Inc., by ARIS, Inc.
