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Samples in periodicals archive:
The corresponding quadrant elevation was noted and the height of burst adjusted using the "recalculate" function on the Advanced Field Artillery Tactical Data System until the desired quadrant elevation was reached.
In this particular case, there are at least two other conditions that can cause range error on an individual piece, as noted on the Gunnery Troubleshooting Job Aid in Figure 2: quadrant elevation fired and propellant temperature.
The second round was fired with a charge four at 45 degrees cannon tube quadrant elevation, a low elevation to accommodate range limitations at Yuma, and achieved a range of approximately 16 miles (25 kilometers).
Computing an executive officer's (XO's) minimum quadrant elevation (Min QE) solution offers one possibility; however, this method is based on the ascending branch of the trajectory and does not account for considerations as the round travels the entire length of the trajectory.
He emphasizes aspects most important to the section chiefs: soil content, slope of the valley walls, hilltops that affect the executive officer minimum quadrant elevation (QE), intervening crests, etc.