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French 9.45"
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This gun forms the secondary armament of the Danton Class Predreadnought Battleships.

             Relined French 240mm/50

     Caliber = 24.0 cm (9.4 inch)
     Shell weight = 220 kg (485 lbs)
     Muzzle velocity = 816 m/s (2677 fps)
     Relative ballistic performance: 0.87
     Muzzle energy = 73.292 megajoules = 27008.1 foot-tons
     Relative muzzle energy: 1.00
     Barrel length: 50 calibers

     Elevation          Range         Time      Velocity   Fall Angle
       2.5 deg        5000 meters     7.0 sec    645 m/s     2.9 deg
       5.0 deg        8800 meters    13.5 sec    543 m/s     6.6 deg
       7.5 deg       11800 meters    19.5 sec    478 m/s    10.7 deg
      10.0 deg       14400 meters    25.2 sec    435 m/s    15.1 deg
      12.5 deg       16500 meters    30.6 sec    406 m/s    19.7 deg
      15.0 deg       18400 meters    35.8 sec    386 m/s    24.2 deg
      20.0 deg       21500 meters    45.7 sec    367 m/s    32.8 deg
      25.0 deg       24000 meters    54.9 sec    363 m/s    40.2 deg
      30.0 deg       26000 meters    63.8 sec    368 m/s    46.7 deg
      35.0 deg       27600 meters    72.2 sec    378 m/s    52.1 deg
      40.0 deg       28600 meters    80.2 sec    390 m/s    56.6 deg
      45.0 deg       29000 meters    87.7 sec    403 m/s    60.4 deg
      50.0 deg       28700 meters    94.8 sec    416 m/s    63.9 deg

          Armor Penetration - Vertical Belt Armor
               (Relative armor quality, 0.90)
               Maximum penetration: 56.31 cm

     Elevation          Range            Belt       Deck
       1.7 deg        3500 meters        45 cm
       2.7 deg        5500 meters        40 cm
       4.0 deg        7400 meters         ...        2 cm
       4.1 deg        7600 meters        35 cm
       6.0 deg       10100 meters        30 cm
       7.9 deg       12300 meters         ...        4 cm
       8.7 deg       13100 meters        25 cm
      13.0 deg       16900 meters        20 cm
      13.6 deg       17400 meters         ...        6 cm
      18.8 deg       20800 meters         ...        8 cm
      20.9 deg       22000 meters        15 cm
      23.4 deg       23300 meters         ...       10 cm
      28.2 deg       25400 meters         ...       12 cm
      33.2 deg       27100 meters         ...       14 cm
      37.7 deg       28200 meters        10 cm
      38.6 deg       28300 meters         ...       16 cm
      44.4 deg       29000 meters         ...       18 cm

     Maximum range = 29000 meters at 45.7 deg elevation


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