Fire Support Coordination Line describes what?

• A. Ordnance delivery inside the 0.1 percent Probability of Incapacititation distance
• B. Fire Support Coordination Line: Facilitate the expeditious attack of surface targets of opportunity beyond the coordinating measure. Usually follows well-defined terrain features.
• C. Forward Line of Own Troops: Most forward friendly forces position
• D. Operation Order: Directive issued by a commander to subordinate commanders for the purpose of effecting the coordinated execution of an op

Answer: (B)

The Fire Support Coordination Line is a boundary that helps manage how fires are coordinated to speed up the engagement of targets while keeping safety and deconfliction in check. It’s designed to facilitate the expeditious attack of surface targets of opportunity beyond the coordinating measure, providing a clear geographic cue for when additional coordination is needed. The line usually follows well-defined terrain features, making it easy to recognize on maps and in the field and to align with the battlefield layout.

In practice, fires inside the line can be executed with standard coordination through the Fire Support Coordinator, supporting rapid engagement of targets that fit within the established framework. When targets lie beyond the line (beyond the coordinating measure), they require extra coordination to ensure proper control and to prevent unintended effects. This concept contrasts with things like a specific weapon delivery distance, a forward line of own troops, or a general operation order, which are separate ideas and uses.