Originally Posted by
d80hunter
Yes, the website, and as a pre-shooting application only. Not practicing to determine a gun's actual trajectory compared to an apparent calculated trajectory, is no different than ordering a custom dial turrent without providing chronographed velocities for that specific rifle. Ballistics calculators save me time and ammo when sighting in and practicing reference points for bullet drop.
I will definitely practice with the guns once sighted in. The velocity of the two Marlins will be lower because they have shorter barrels(18 1/2).