Königen Isabella Eleanor-Class Armored Cruiser [1890] (Citadon)

Königen Isabella Eleanor-Class, Citadon Empire Armored Cruiser laid down 1890

Displacement:
	6,664 t light; 7,000 t standard; 8,056 t normal; 8,901 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(362.00 ft / 360.00 ft) x 60.00 ft x (24.00 / 25.97 ft)
	(110.34 m / 109.73 m) x 18.29 m  x (7.32 / 7.92 m)

Armament:
      4 - 10.50" / 267 mm 40.0 cal guns - 554.75lbs / 251.63kg shells, 80 per gun
	  Breech loading guns in deck and hoist mounts, 1890 Model
	  2 x Twin mounts on centreline, evenly spread
      12 - 4.75" / 121 mm 45.0 cal guns - 50.71lbs / 23.00kg shells, 200 per gun
	  Quick firing guns in casemate mounts, 1882 Model
	  12 x Single mounts on sides, evenly spread
      12 - 1.80" / 45.7 mm 45.0 cal guns - 2.80lbs / 1.27kg shells, 300 per gun
	  Quick firing guns in casemate mounts, 1884 Model
	  12 x Single mounts on sides, evenly spread
		12 hull mounts in casemates- Limited use in all but light seas
      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 raised mounts
      Weight of broadside 2,864 lbs / 1,299 kg
      Main Torpedoes
      4 - 18.5" / 470 mm, 6.00 ft / 1.83 m torpedoes - 0.164 t each, 0.656 t total
	In 4 sets of deck mounted carriage/fixed tubes
      2nd Torpedoes
      4 - 18.5" / 470 mm, 6.00 ft / 1.83 m torpedoes - 0.164 t each, 0.656 t total
	below water reloads

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	7.50" / 191 mm	234.00 ft / 71.32 m	9.30 ft / 2.83 m
	Ends:	2.00" / 51 mm	125.98 ft / 38.40 m	9.30 ft / 2.83 m
	Upper:	4.00" / 102 mm	234.00 ft / 71.32 m	8.00 ft / 2.44 m
	  Main Belt covers 100 % of normal length
	  Main Belt inclined 15.00 degrees (positive = in)

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		2.00" / 51 mm	234.00 ft / 71.32 m	21.94 ft / 6.69 m
	Beam between torpedo bulkheads 59.00 ft / 17.98 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	8.00" / 203 mm	3.00" / 76 mm		6.00" / 152 mm
	2nd:	2.00" / 51 mm	1.00" / 25 mm		4.00" / 102 mm
	3rd:	1.00" / 25 mm	      -			2.00" / 51 mm

   - Armoured deck - multiple decks:
	For and Aft decks: 2.00" / 51 mm
	Forecastle: 2.00" / 51 mm  Quarter deck: 2.00" / 51 mm

   - Conning towers: Forward 10.00" / 254 mm, Aft 4.00" / 102 mm

Machinery:
	Coal fired boilers, complex reciprocating steam engines,
	Direct drive, 2 shafts, 9,807 ihp / 7,316 Kw = 18.00 kts
	Range 7,500nm at 10.00 kts
	Bunker at max displacement = 1,900 tons (100% coal)

Complement:
	424 - 552

Cost:
	£0.703 million / $2.813 million

Distribution of weights at normal displacement:
	Armament: 457 tons, 5.7 %
	   - Guns: 456 tons, 5.7 %
	   - Weapons: 2 tons, 0.0 %
	Armour: 2,376 tons, 29.5 %
	   - Belts: 1,130 tons, 14.0 %
	   - Torpedo bulkhead: 380 tons, 4.7 %
	   - Armament: 185 tons, 2.3 %
	   - Armour Deck: 559 tons, 6.9 %
	   - Conning Towers: 121 tons, 1.5 %
	Machinery: 1,816 tons, 22.5 %
	Hull, fittings & equipment: 2,015 tons, 25.0 %
	Fuel, ammunition & stores: 1,392 tons, 17.3 %
	Miscellaneous weights: 0 tons, 0.0 %

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  8,471 lbs / 3,842 Kg = 14.6 x 10.5 " / 267 mm shells or 13.1 torpedoes
	Stability (Unstable if below 1.00): 1.43
	Metacentric height 4.3 ft / 1.3 m
	Roll period: 12.1 seconds
	Steadiness	- As gun platform (Average = 50 %): 86 %
			- Recoil effect (Restricted arc if above 1.00): 0.44
	Seaboat quality  (Average = 1.00): 1.72

Hull form characteristics:
	Hull has a flush deck,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.544 / 0.555
	Length to Beam Ratio: 6.00 : 1
	'Natural speed' for length: 18.97 kts
	Power going to wave formation at top speed: 48 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): -4.00 degrees
	Stern overhang: -3.00 ft / -0.91 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	20.00 %,  19.00 ft / 5.79 m,  16.00 ft / 4.88 m
	   - Forward deck:	30.00 %,  16.00 ft / 4.88 m,  13.00 ft / 3.96 m
	   - Aft deck:	35.00 %,  13.00 ft / 3.96 m,  13.00 ft / 3.96 m
	   - Quarter deck:	15.00 %,  13.00 ft / 3.96 m,  13.00 ft / 3.96 m
	   - Average freeboard:		14.29 ft / 4.36 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 99.8 %
		- Above water (accommodation/working, high = better): 92.0 %
	Waterplane Area: 14,989 Square feet or 1,392 Square metres
	Displacement factor (Displacement / loading): 100 %
	Structure weight / hull surface area: 112 lbs/sq ft or 548 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.90
		- Longitudinal: 2.52
		- Overall: 1.00
	Adequate 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