What does TGPC stand for?

The acronym TGPC stands for Terrain Gun Position Correction. This term is essential in the context of artillery operations, particularly for systems like the M777A2 Howitzer, as it refers to the adjustments made to the gun's positioning based on the terrain. These corrections are critical because the effectiveness and accuracy of artillery fire heavily rely on the precision of the gun's placement relative to the target and the surrounding landscape.

Understanding and applying terrain gun position correction helps ensure that the howitzer can fire accurately despite variations in ground conditions, elevation, and other environmental factors that might affect the trajectory of the projectiles. The M777A2's ability to adapt to these corrections is vital for maintaining operational effectiveness during missions, reflecting the importance of TGPC in artillery practices.