HIMS Admiral Jacob Battlecruiser 1934

Admiral Jacob, Citadon Empire Battlecruiser laid down 1934 (Engine 1936)

Displacement:
	39,846 t light; 42,061 t standard; 45,250 t normal; 47,801 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(810.35 ft / 792.65 ft) x 124.67 ft x (31.50 / 32.84 ft)
	(246.99 m / 241.60 m) x 38.00 m  x (9.60 / 10.01 m)

Armament:
      8 - 16.00" / 406 mm 45.0 cal guns - 2,065.46lbs / 936.88kg shells, 120 per gun
	  Breech loading guns in turret on barbette mounts, 1932 Model
	  4 x 2-gun mounts on centreline ends, evenly spread
		2 raised mounts - superfiring
      8 - 6.00" / 152 mm 50.0 cal guns - 114.33lbs / 51.86kg shells, 200 per gun
	  Breech loading guns in turret on barbette mounts, 1919 Model
	  4 x 2-gun mounts on sides, evenly spread
      8 - 4.00" / 102 mm 42.0 cal guns - 31.03lbs / 14.08kg shells, 600 per gun
	  Quick firing guns in deck and hoist mounts, 1927 Model
	  4 x 2-gun mounts on sides, evenly spread
      12 - 1.50" / 38.1 mm 65.0 cal guns - 1.87lbs / 0.85kg shells, 2,000 per gun
	  Breech loading guns in deck mounts, 1932 Model
	  6 x Twin mounts on sides, evenly spread
		2 raised mounts
      Weight of broadside 17,709 lbs / 8,033 kg

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	10.0" / 254 mm	515.22 ft / 157.04 m	13.39 ft / 4.08 m
	Ends:	Unarmoured
	  Main Belt covers 100 % of normal length
	  Main Belt inclined -2.00 degrees (positive = in)

   - Torpedo Bulkhead - Additional damage containing bulkheads:
		3.00" / 76 mm	515.22 ft / 157.04 m	27.85 ft / 8.49 m
	Beam between torpedo bulkheads 91.86 ft / 28.00 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	18.0" / 457 mm	4.00" / 102 mm		16.0" / 406 mm
	2nd:	4.00" / 102 mm	2.00" / 51 mm		4.00" / 102 mm
	3rd:	2.00" / 51 mm	2.00" / 51 mm		2.00" / 51 mm

   - Protected deck - multiple decks:
	For and Aft decks: 5.00" / 127 mm
	Forecastle: 4.00" / 102 mm  Quarter deck: 4.00" / 102 mm

   - Conning towers: Forward 12.00" / 305 mm, Aft 0.00" / 0 mm

Machinery:
	Oil fired boilers, steam turbines,  plus diesel motors,
	Electric motors, 3 shafts, 158,289 shp / 118,084 Kw = 30.00 kts
	Range 9,000nm at 16.00 kts
	Bunker at max displacement = 5,739 tons

Complement:
	1,550 - 2,016

Cost:
	£18.051 million / $72.203 million

Distribution of weights at normal displacement:
	Armament: 3,627 tons, 8.0 %
	   - Guns: 3,627 tons, 8.0 %
	Armour: 14,524 tons, 32.1 %
	   - Belts: 2,989 tons, 6.6 %
	   - Torpedo bulkhead: 1,593 tons, 3.5 %
	   - Armament: 3,661 tons, 8.1 %
	   - Armour Deck: 5,953 tons, 13.2 %
	   - Conning Tower: 328 tons, 0.7 %
	Machinery: 4,441 tons, 9.8 %
	Hull, fittings & equipment: 17,038 tons, 37.7 %
	Fuel, ammunition & stores: 5,404 tons, 11.9 %
	Miscellaneous weights: 215 tons, 0.5 %
	   - On freeboard deck: 100 tons
	   - Above deck: 115 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  70,367 lbs / 31,918 Kg = 34.4 x 16.0 " / 406 mm shells or 13.3 torpedoes
	Stability (Unstable if below 1.00): 1.29
	Metacentric height 10.9 ft / 3.3 m
	Roll period: 15.8 seconds
	Steadiness	- As gun platform (Average = 50 %): 47 %
			- Recoil effect (Restricted arc if above 1.00): 0.30
	Seaboat quality  (Average = 1.00): 0.88

Hull form characteristics:
	Hull has a flush deck,
	  a straight bulbous bow and a round stern
	Block coefficient (normal/deep): 0.509 / 0.516
	Length to Beam Ratio: 6.36 : 1
	'Natural speed' for length: 28.15 kts
	Power going to wave formation at top speed: 52 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): 22.00 degrees
	Stern overhang: 6.56 ft / 2.00 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	17.50 %,  27.56 ft / 8.40 m,  19.69 ft / 6.00 m
	   - Forward deck:	30.00 %,  19.69 ft / 6.00 m,  19.69 ft / 6.00 m
	   - Aft deck:	35.00 %,  19.69 ft / 6.00 m,  19.69 ft / 6.00 m
	   - Quarter deck:	17.50 %,  19.69 ft / 6.00 m,  21.00 ft / 6.40 m
	   - Average freeboard:		20.35 ft / 6.20 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 90.0 %
		- Above water (accommodation/working, high = better): 160.6 %
	Waterplane Area: 66,376 Square feet or 6,167 Square metres
	Displacement factor (Displacement / loading): 115 %
	Structure weight / hull surface area: 219 lbs/sq ft or 1,068 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.98
		- Longitudinal: 1.13
		- Overall: 1.00
	Adequate machinery, storage, compartmentation space
	Excellent accommodation and workspace room
	Poor seaboat, wet and uncomfortable, reduced performance in heavy weather