Director (military)
（重定向自Gun Director）
![M7 gun director 1944](/Images/godic/202501/16/M7_director1945.jpg")
![World War II-era Mark 37 Director for 5 in/38 caliber dual purpose guns above bridge of destroyer USS Cassin Young (DD-793), backfitted with postwar AN/SPG-25 radar antenna](/Images/godic/202501/16/FletcherMk37GunDirector1945.png")
![M5 gun director 1944, US version of the UK's Kerrison Predictor.](/Images/godic/202501/16/M5_director1945.jpg")
![M2 director on T6 trailer](/Images/godic/202501/16/M2_director1945.jpg")
A director, also called an auxiliary predictor, is a mechanical or electronic computer that continuously calculates trigonometric firing solutions for use against a moving target, and transmits targeting data to direct the weapon firing crew.