Embodiments of the present invention relate generally to systems and devices for resolving {HEAD ~ factors} affecting {TAIL ~ the trajectory} of a bullet fired from a firearm 
affecting
Embodiments of the present invention relate generally to systems and devices for resolving { HEAD ~ factors } affecting { TAIL ~ the trajectory } of a bullet fired from a firearm
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH