Protectorate-Class Protected Cruiser [1903] (Citadon)

Protectorate-Class, Citadon Empire Protected Cruiser laid down 1903

Displacement:
	5,050 t light; 5,300 t standard; 6,272 t normal; 7,049 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(382.00 ft / 380.00 ft) x 50.00 ft x (21.00 / 23.05 ft)
	(116.43 m / 115.82 m) x 15.24 m  x (6.40 / 7.03 m)

Armament:
      4 - 5.00" / 127 mm 40.0 cal guns - 59.90lbs / 27.17kg shells, 200 per gun
	  Quick firing guns in deck and hoist mounts, 1902 Model
	  2 x Twin mounts on centreline, evenly spread
      12 - 5.00" / 127 mm 40.0 cal guns - 59.90lbs / 27.17kg shells, 200 per gun
	  Quick firing guns in deck mounts, 1902 Model
	  12 x Single mounts on sides, evenly spread
      8 - 2.75" / 69.9 mm 55.0 cal guns - 11.22lbs / 5.09kg shells, 300 per gun
	  Quick firing guns in deck mounts, 1895 Model
	  8 x Single mounts on sides, evenly spread
		8 raised mounts
      12 - 0.75" / 19.1 mm 62.0 cal guns - 0.22lbs / 0.10kg shells, 2,500 per gun
	  Machine guns in deck mounts, 1885 Model
	  12 x Single mounts on sides, evenly spread
		12 double raised mounts
      Weight of broadside 1,051 lbs / 477 kg
      Main Torpedoes
      4 - 21.0" / 533 mm, 24.00 ft / 7.32 m torpedoes - 1.276 t each, 5.103 t total
	In 4 sets of deck mounted carriage/fixed tubes
      2nd Torpedoes
      4 - 21.0" / 533 mm, 24.00 ft / 7.32 m torpedoes - 1.276 t each, 5.103 t total
	below water reloads

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Ends:	Unarmoured

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		1.00" / 25 mm	375.00 ft / 114.30 m	19.28 ft / 5.88 m
	Beam between torpedo bulkheads 49.00 ft / 14.94 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	4.00" / 102 mm	2.00" / 51 mm		3.00" / 76 mm
	2nd:	2.00" / 51 mm	      -			      -
	3rd:	1.00" / 25 mm	      -			      -

   - Protected deck - single deck:
	For and Aft decks: 2.00" / 51 mm
	Forecastle: 2.00" / 51 mm  Quarter deck: 2.00" / 51 mm

   - Conning towers: Forward 5.00" / 127 mm, Aft 0.00" / 0 mm

Machinery:
	Coal fired boilers, complex reciprocating steam engines,
	Direct drive, 2 shafts, 17,733 ihp / 13,229 Kw = 22.00 kts
	Range 10,000nm at 10.00 kts
	Bunker at max displacement = 1,749 tons (100% coal)

Complement:
	352 - 458

Cost:
	£0.604 million / $2.416 million

Distribution of weights at normal displacement:
	Armament: 192 tons, 3.1 %
	   - Guns: 179 tons, 2.9 %
	   - Weapons: 13 tons, 0.2 %
	Armour: 910 tons, 14.5 %
	   - Torpedo bulkhead: 268 tons, 4.3 %
	   - Armament: 111 tons, 1.8 %
	   - Armour Deck: 495 tons, 7.9 %
	   - Conning Tower: 37 tons, 0.6 %
	Machinery: 2,647 tons, 42.2 %
	Hull, fittings & equipment: 1,300 tons, 20.7 %
	Fuel, ammunition & stores: 1,222 tons, 19.5 %
	Miscellaneous weights: 0 tons, 0.0 %

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  3,704 lbs / 1,680 Kg = 59.3 x 5.0 " / 127 mm shells or 0.8 torpedoes
	Stability (Unstable if below 1.00): 1.73
	Metacentric height 4.3 ft / 1.3 m
	Roll period: 10.1 seconds
	Steadiness	- As gun platform (Average = 50 %): 81 %
			- Recoil effect (Restricted arc if above 1.00): 0.22
	Seaboat quality  (Average = 1.00): 1.62

Hull form characteristics:
	Hull has a flush deck,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.550 / 0.563
	Length to Beam Ratio: 7.60 : 1
	'Natural speed' for length: 19.49 kts
	Power going to wave formation at top speed: 54 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): -4.00 degrees
	Stern overhang: -2.00 ft / -0.61 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	20.00 %,  21.00 ft / 6.40 m,  18.00 ft / 5.49 m
	   - Forward deck:	30.00 %,  18.00 ft / 5.49 m,  15.00 ft / 4.57 m
	   - Aft deck:	35.00 %,  15.00 ft / 4.57 m,  15.00 ft / 4.57 m
	   - Quarter deck:	15.00 %,  15.00 ft / 4.57 m,  15.00 ft / 4.57 m
	   - Average freeboard:		16.29 ft / 4.97 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 149.9 %
		- Above water (accommodation/working, high = better): 111.2 %
	Waterplane Area: 13,260 Square feet or 1,232 Square metres
	Displacement factor (Displacement / loading): 93 %
	Structure weight / hull surface area: 76 lbs/sq ft or 370 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.92
		- Longitudinal: 2.13
		- Overall: 1.00
	Cramped machinery, storage, compartmentation space
	Adequate 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