Caliber = 11.5 cm (4.5 inch)
Shell weight = 21 kg (46 lbs)
Muzzle velocity = 852 m/s (2794 fps)
Relative ballistic performance: 1.00
Muzzle energy = 7.636 megajoules = 2814.0 foot-tons
Relative muzzle energy: 0.95
Barrel length: 48 calibers
Elevation Range Time Velocity Fall Angle
2.5 deg 4700 meters 7.0 sec 539 m/s 3.4 deg
5.0 deg 7500 meters 13.0 sec 414 m/s 8.1 deg
7.5 deg 9500 meters 18.3 sec 349 m/s 13.4 deg
10.0 deg 11000 meters 23.3 sec 310 m/s 19.2 deg
12.5 deg 12300 meters 27.9 sec 287 m/s 24.9 deg
15.0 deg 13400 meters 32.3 sec 273 m/s 30.4 deg
20.0 deg 15100 meters 40.4 sec 262 m/s 40.3 deg
25.0 deg 16400 meters 48.1 sec 262 m/s 48.6 deg
30.0 deg 17300 meters 55.2 sec 268 m/s 55.0 deg
35.0 deg 18000 meters 62.1 sec 277 m/s 60.3 deg
40.0 deg 18400 meters 68.6 sec 286 m/s 64.5 deg
45.0 deg 18400 meters 74.7 sec 296 m/s 67.9 deg
50.0 deg 18000 meters 80.4 sec 304 m/s 70.8 deg
Armor Penetration - Vertical Belt Armor
(Relative armor quality, 1.00)
Maximum penetration: 22.61 cm
Elevation Range Belt Deck
1.5 deg 3100 meters 15 cm
3.8 deg 6200 meters 10 cm
11.3 deg 11700 meters 5 cm
15.1 deg 13400 meters ... 2 cm
33.0 deg 17800 meters ... 4 cm
Maximum range = 18400 meters at 42.7 deg elevation