Legion Class (Octavia)

Legion, SPQO: Navy PC laid down 1898

            4.823 t light; 5.075 t standard; 5.767 t normal; 6.320 t full load

            (101,19 m / 97,54 m) x 18,29 m  x (7,32 / 7,80 m)

## Armament:

  10 - 6,00" / 152 mm 40,0 cal guns - 103,51lbs / 46,95kg shells, 170 per gun

              Breech loading guns in deck mounts, 1898 Model

              2 x Single mounts on centreline ends, evenly spread

              8 x Single mounts on sides, evenly spread

  12 - 4,00" / 102 mm 40,0 cal guns - 30,67lbs / 13,91kg shells, 180 per gun

              Breech loading guns in casemate mounts, 1898 Model

              12 x Single mounts on sides, evenly spread

                          6 raised mounts

  4 - 2,24" / 57,0 mm 39,0 cal guns - 5,39lbs / 2,44kg shells, 170 per gun

              Breech loading guns in deck mounts, 1898 Model

              4 x Single mounts on sides, evenly spread

  Weight of broadside 1.425 lbs / 646 kg

###   Main Torpedoes

  12 - 20,0" / 508 mm, 22,00 ft / 6,71 m torpedoes - 0,900 t each, 10,797 t total

            In 4 sets of deck mounted side rotating tubes

## Armour:

  - Belts:            Width (max)       Length (avg)                     Height (avg)

            Ends:  Unarmoured

###   - Torpedo Bulkhead - Strengthened structural bulkheads:

                          1,00" / 25 mm    292,00 ft / 89,00 m          19,00 ft / 5,79 m

            Beam between torpedo bulkheads 52,00 ft / 15,85 m

###   - Gun armour:

Face (max)         Other gunhouse (avg)      Barbette/hoist (max)

            Main:  4,00" / 102 mm    -                                     -

            2nd:    2,00" / 51 mm      -                                     -

            3rd:     1,00" / 25 mm      -                                     -

###   - Armoured deck - single deck:

            For and Aft decks: 4,00" / 102 mm

            Forecastle: 2,00" / 51 mm  Quarter deck: 2,00" / 51 mm

## Machinery:

            Coal and oil fired boilers, complex reciprocating steam engines,

            Direct drive, 2 shafts, 12.270 ihp / 9.153 Kw = 20,00 kts

            Range 7.500nm at 10,00 kts

            Bunker at max displacement = 1.245 tons (80% coal)

## Cost:

            £0,501 million / $2,003 million

### Distribution of weights at normal displacement:

            Armament: 214 tons, 3,7 %

              - Guns: 192 tons, 3,3 %

              - Weapons: 22 tons, 0,4 %

            Armour: 1.212 tons, 21,0 %

              - Torpedo bulkhead: 205 tons, 3,6 %

              - Armament: 159 tons, 2,8 %

              - Armour Deck: 820 tons, 14,2 %

              - Conning Tower: 28 tons, 0,5 %

            Machinery: 1.940 tons, 33,6 %

            Hull, fittings & equipment: 1.368 tons, 23,7 %

            Fuel, ammunition & stores: 944 tons, 16,4 %

            Miscellaneous weights: 100 tons, 1,7 %

              - On freeboard deck: 50 tons

              - Above deck: 50 tons

### Overall survivability and seakeeping ability:

            Survivability (Non-critical penetrating hits needed to sink ship):

              5.382 lbs / 2.441 Kg = 49,8 x 6,0 " / 152 mm shells or 1,6 torpedoes

            Stability (Unstable if below 1.00): 1,71

            Metacentric height 5,6 ft / 1,7 m

            Roll period: 10,6 seconds

            Steadiness         - As gun platform (Average = 50 %): 100 %

                                          - Recoil effect (Restricted arc if above 1.00): 0,19

            Seaboat quality  (Average = 1.00): 2,00

### Hull form characteristics:

            Hull has a flush deck,

              a ram bow and a cruiser stern

            Block coefficient (normal/deep): 0,438 / 0,450

            Length to Beam Ratio: 5,33 : 1

            'Natural speed' for length: 17,89 kts

            Power going to wave formation at top speed: 54 %

            Trim (Max stability = 0, Max steadiness = 100): 50

            Bow angle (Positive = bow angles forward): 19,00 degrees

            Stern overhang: 0,00 ft / 0,00 m

            Freeboard (% = length of deck as a percentage of waterline length):

                                                          Fore end,           Aft end

              - Forecastle:   20,00 %,  18,00 ft / 5,49 m,  18,00 ft / 5,49 m

              - Forward deck: 30,00 %,  18,00 ft / 5,49 m,  18,00 ft / 5,49 m

              - Aft deck:      35,00 %,  18,00 ft / 5,49 m,  18,00 ft / 5,49 m

              - Quarter deck:  15,00 %,  18,00 ft / 5,49 m,  18,00 ft / 5,49 m

              - Average freeboard:                    18,00 ft / 5,49 m

            Ship tends to be wet forward

### Ship space, strength and comments:

            Space  - Hull below water (magazines/engines, low = better): 139,0 %

                          - Above water (accommodation/working, high = better): 121,1 %

            Waterplane Area: 12.130 Square feet or 1.127 Square metres

            Displacement factor (Displacement / loading): 100 %

            Structure weight / hull surface area: 84 lbs/sq ft or 410 Kg/sq metre

            Hull strength (Relative):

                          - Cross-sectional: 0,85

                          - Longitudinal: 4,19

                          - Overall: 1,00

            Cramped machinery, storage, compartmentation space

            Excellent accommodation and workspace room

            Ship has slow, easy roll, a good, steady gun platform

            Excellent seaboat, comfortable, can fire her guns in the heaviest weather