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Originally Posted by jatx
Sir,
I did something earlier and added a 33 yard zero following Gene's post. Assumptions were as follows:
14.5" barrel
55 gr. Sierra FMJBT
Muzzle velocity 2861 fps
Sight height 3.0 inches
I hope this helps.
ETA: Axis labels got erased, but the vertical axis is inches of drop.
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Jatx, if you notice you have three possible zeros, where the bullet crosses the line of sight. Problem with using a close range zero, is that, the zero can be first crossing the line of sight, or the top of the arc of the trajectory.