What is another word for observed fire?
Pronunciation: [ɒbzˈɜːvd fˈa͡ɪ͡ə] (IPA) 
Observed fire is a military term that indicates the act of detecting or spotting the enemy's weapons and positions through visual means. The term observed fire is frequently used in military operations, drills, and training. However, there are alternative terms which describe this type of surveillance, such as fire-spotting, target locating, and position identifying. Fire-spotting, in particular, refers to the act of detecting and locating enemy fire on friendly positions. Target locating, on the other hand, is the process of identifying the precise location of an enemy target. Whereas position identifying denotes the process of identifying the enemy's location, and the highest priority targets to be attacked.
