Caliber = 3.7 cm (1.5 inch)
     Shell weight = 1 kg (2 lbs)
     Muzzle velocity = 917 m/s (3008 fps)

     Relative ballistic performance: 1.00

     Muzzle energy = 0.421 megajoules = 155.0 foot-tons

     Relative muzzle energy: 1.57

     Barrel length: 70 calibers

     Elevation          Range         Time      Velocity   Fall Angle

       2.5 deg        3900 meters     6.8 sec    393 m/s     4.4 deg
       5.0 deg        5600 meters    12.0 sec    279 m/s    10.8 deg
       7.5 deg        6700 meters    16.4 sec    229 m/s    17.9 deg
      10.0 deg        7500 meters    20.4 sec    203 m/s    25.2 deg
      12.5 deg        8100 meters    24.1 sec    190 m/s    32.3 deg
      15.0 deg        8600 meters    27.5 sec    183 m/s    38.7 deg
      20.0 deg        9400 meters    33.9 sec    180 m/s    49.5 deg
      25.0 deg        9900 meters    39.7 sec    183 m/s    57.6 deg
      30.0 deg       10300 meters    45.2 sec    189 m/s    63.7 deg
      35.0 deg       10400 meters    50.5 sec    196 m/s    68.4 deg
      40.0 deg       10400 meters    55.4 sec    201 m/s    72.0 deg
      45.0 deg       10300 meters    60.0 sec    206 m/s    74.9 deg
      50.0 deg        9900 meters    64.4 sec    211 m/s    77.3 deg

          Armor Penetration - Vertical Belt Armor

               (Relative armor quality, 1.00)

               Maximum penetration: 10.17 cm

     Elevation          Range            Belt       Deck

       1.2 deg        2400 meters         5 cm

     Maximum altitude @ 85deg elevation - 8110 meters

     Maximum range = 10500 meters at 37.4 deg elevation