How many rounds are fired when the 50 meter range bracket has been established and data is shifted 25 meters in the opposite direction?

In the context of artillery and fire support operations, establishing a range bracket refers to identifying a specific distance where rounds will impact, typically through the use of ranging and adjusting methods. Once a 50 meter range bracket is established, this means that the current point of impact is successfully determined to be within a 50-meter range, allowing for adjustments in the fire mission.

When data is shifted, such as in this case where it’s specifically stated that data is shifted 25 meters in the opposite direction, this action requires firing additional rounds to confirm the new point of impact. With a range bracket established and a shift made towards a new target point, two rounds are necessary to verify that the adjustment has accurately compensated for the change in distance. The first additional round serves to confirm the shift, and the second ensures that it is indeed on target. This method aligns with practices used in artillery fire to ensure accuracy and confirmation of adjustments made.

Therefore, the answer indicating that 2 rounds are fired in this scenario is consistent with the procedures and rationale behind adjusting fire in artillery operations.