![]() ![]() That’s 2-3 times the cannon caliber of conventional tube artillery barrels, which generally have a diameter-to-caliber ratio of 1.25:1. It’s large, for one, with a barrel that measures 26-33 feet in length and 12 to 20 inches in diameter. The turret spotted indicates the presence of a railgun. Such a wide barrel provides room for the parallel magnetic rails that propel metal projectiles to speeds of over Mach 7. The entire railgun measures roughly 65 feet from turret rear to barrel muzzle, with the barrel itself about 33 feet long, and 12-20 feet in diameter. ![]()
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