Quote:
Originally Posted by emsg19
Thanks for all the input. Someone on another forum also mentioned barrel length being a major factor. Too many variables for a calculator. I'm just going to dial in the zero I want with the ammo I want it zeroed for, then make my own notes at different distances and different ammo to learn the holds.
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Velocity is the needed variable, regardless of barrel length which affects velocity but it is the ACTUAL velocity you want for ballistic calculations.
That is, the initial velocity, which in the case of guns is muzzle velocity, which slows throughout the flight due to drag.