45-70 GOVERNMENT (LEVER ACTIONS)*
Case: Starline
Twist: 1:20.000"
Primer: Winchester Large Rifle
Barrel Length: 24.000"
Trim Length 2.100"

BULLET WEIGHT
400 GR. SPR JFP

Manufacturer
Powder
Bullet Dia.
C.O.L
Starting Load
Grs.
Vel. (ft/s)
Pressure
Maximum Load
Grs.
Vel. (ft/s)
Pressure
Hodgdon
Benchmark
0.458"
2.540"
55.0
1,856
29,600 CUP
58.5C
1,986
40,000 CUP
Hodgdon
H322
0.458"
2.540"
50.0
1,767
23,700 CUP
55.0C
1,984
39,200 CUP
Hodgdon
H335
0.458"
2.540"
52.0
1,798
25,400 CUP
58.0
1,995
40,000 CUP
Hodgdon
H4198
0.458"
2.540"
46.0
1,854
29,500 CUP
50.5
2,002
39,400 CUP
Hodgdon
H4895
0.458"
2.540"
50.0
1,614
19,200 CUP
55.0C
1,859
26,500 CUP
Hodgdon
Varget
0.458"
2.540"
50.0
1,655
18,600 CUP
55.0C
1,845
25,000 CUP
IMR
IMR 3031
0.458"
2.540"
51.0
1,809
26,900 CUP
55.0C
1,971
37,300 CUP
IMR
IMR 4064
0.458"
2.540"
53.5
1,808
29,700 CUP
57.0C
1,918
36,400 CUP
IMR
IMR 4166
0.458"
2.540"
49.0
1,645
28,000 CUP
56.0C
1,873
38,100 CUP
IMR
IMR 4198
0.458"
2.540"
43.0
1,868
31,600 CUP
46.0
1,960
37,600 CUP
IMR
IMR 4895
0.458"
2.540"
54.0
1,785
30,500 CUP
58.0C
1,930
38,600 CUP


46 grains of H4198 (152 rounds/lb)
Drag Function: G1
Ballistic Coefficient: 0.259
Bullet Weight: 400 gr
Initial Velocity: 1854 fps
Sight Height : 1.5 in
Shooting Angle: 0°
Wind Speed: 10 mph
Wind Angle: 90°
Zero Range: 100 yd
Chart Range: 350 yd
Maximum Range: 3493 yd
Step Size: 50 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 0.05 0.00 0.00 0.00 3053 1854
50 0.74 -1.41 -0.41 0.61 1.17 0.34 0.08 2618 1717
100 0.01 -0.01 0.00 2.37 2.26 0.66 0.18 2240 1588
150 -4.17 2.65 0.77 5.43 3.45 1.00 0.27 1915 1468
200 -12.40 5.91 1.72 9.89 4.72 1.37 0.38 1640 1359
250 -25.34 9.67 2.81 15.84 6.05 1.76 0.49 1412 1261
300 -43.74 13.92 4.05 23.29 7.41 2.16 0.62 1231 1177
350 -68.43 18.66 5.43 32.20 8.78 2.55 0.75 1091 1108


Back to 45-70 Load Data Index


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