firing chart

firing chart

Map, photo map, or grid sheet showing the relative horizontal and vertical positions of batteries, base points, base point lines, check points, targets, and other details needed in preparing firing data.
References in periodicals archive ?
This is true because of the need to input the observer's location into fire control computers or on the firing chart. When looked at from just the perspective of the FDC determining firing data, then technically polar missions do take longer.
Always keep a plotting board set up with a modified observed firing chart. Use it as a battle-tracking tool for patrols and company operations.