Danger Close Here
: For most NATO members, the threshold is 600 meters for mortars and standard artillery.
: For larger 5-inch (127mm) naval guns, the distance increases to 750 meters . Danger Close
When a forward observer or controller includes "Danger Close" in a mission request, it alerts the firing unit that the impact will be near friendly positions, necessitating extreme precision to avoid "friendly fire" casualties. : For most NATO members, the threshold is