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A new topic,
Elevation
, has been added. It shows the differences in trajectories when zeroing at different atmospheric conditions and how to calculate a trajectory for different atmospheric conditions.
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JBM
-
Calculations
- Recoil Input
Explanation of
terms
.
Bullet Weight (10-5000 grains) [168]
gr
gm
Charge Weight (1-500 grains) [41]
gr
gm
Muzzle Velocity (500-4500 ft/sec) [2800.0]
ft/sec
m/sec
Firearm Weight (0.1-200 pounds) [7]
lb
kg
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JBM Small Arms Ballistics
. Last update 31 May 2008, Copyright © 1996-2008
JBM
[V]
