1922 IJN Hime b

Hime (姫), meatball ship laid down 1922

Displacement:
	5,753 t light; 6,000 t standard; 6,510 t normal; 6,918 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(564.30 ft / 557.74 ft) x 50.85 ft x (18.04 / 18.81 ft)
	(172.00 m / 170.00 m) x 15.50 m  x (5.50 / 5.73 m)

Armament:
      24 - 5.51" / 140 mm 50.0 cal guns - 83.78lbs / 38.00kg shells, 100 per gun
	  Breech loading guns in turret on barbette mounts, 1914 Model
	  3 x 2 row quad mounts on centreline, aft deck aft
		1 raised mount aft - superfiring
	  3 x 2 row quad mounts on centreline, forward deck forward
		1 raised mount - superfiring
      4 - 3.00" / 76.2 mm 40.0 cal guns - 13.23lbs / 6.00kg shells, 150 per gun
	  Dual purpose guns in deck mounts, 1922 Model
	  4 x Single mounts on centreline, forward evenly spread
      Weight of broadside 2,064 lbs / 936 kg
      Main Torpedoes
      64 - 24.0" / 610 mm, 27.61 ft / 8.42 m torpedoes - 2.264 t each, 144.865 t total
	In 64 sets of deck mounted carriage/fixed tubes
      2nd Torpedoes
      8 - 24.0" / 610 mm, 27.61 ft / 8.42 m torpedoes - 2.264 t each, 18.108 t total
	In 4 sets of deck mounted side rotating tubes
      Mines
      2 - 1,984.16 lbs / 900.00 kg mines + 46 reloads - 42.518 t total
	in Above water - Stern racks/rails

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	1.77" / 45 mm	390.42 ft / 119.00 m	7.55 ft / 2.30 m
	Ends:	Unarmoured
	  Main Belt covers 108 % of normal length
	  Main Belt inclined -16.00 degrees (positive = in)

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		1.77" / 45 mm	557.74 ft / 170.00 m	29.53 ft / 9.00 m
	Beam between torpedo bulkheads 49.54 ft / 15.10 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	3.15" / 80 mm	1.38" / 35 mm		1.18" / 30 mm
	3rd:	0.12" / 3 mm	0.12" / 3 mm		      -

   - Armoured deck - single deck:
	For and Aft decks: 1.38" / 35 mm

   - Conning towers: Forward 3.15" / 80 mm, Aft 0.00" / 0 mm

Machinery:
	Oil fired boilers, steam turbines,
	Geared drive, 4 shafts, 43,640 shp / 32,556 Kw = 30.00 kts
	Range 5,000nm at 14.00 kts
	Bunker at max displacement = 919 tons

Complement:
	362 - 471

Cost:
	£1.732 million / $6.927 million

Distribution of weights at normal displacement:
	Armament: 958 tons, 14.7 %
	   - Guns: 688 tons, 10.6 %
	   - Weapons: 270 tons, 4.2 %
	Armour: 1,879 tons, 28.9 %
	   - Belts: 210 tons, 3.2 %
	   - Torpedo bulkhead: 1,080 tons, 16.6 %
	   - Armament: 155 tons, 2.4 %
	   - Armour Deck: 411 tons, 6.3 %
	   - Conning Tower: 24 tons, 0.4 %
	Machinery: 1,480 tons, 22.7 %
	Hull, fittings & equipment: 1,291 tons, 19.8 %
	Fuel, ammunition & stores: 757 tons, 11.6 %
	Miscellaneous weights: 145 tons, 2.2 %
	   - Above deck: 145 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  6,650 lbs / 3,016 Kg = 79.4 x 5.5 " / 140 mm shells or 0.8 torpedoes
	Stability (Unstable if below 1.00): 1.17
	Metacentric height 2.4 ft / 0.7 m
	Roll period: 13.8 seconds
	Steadiness	- As gun platform (Average = 50 %): 52 %
			- Recoil effect (Restricted arc if above 1.00): 0.71
	Seaboat quality  (Average = 1.00): 1.04

Hull form characteristics:
	Hull has a flush deck,
	  a ram bow and large transom stern
	Block coefficient (normal/deep): 0.445 / 0.454
	Length to Beam Ratio: 10.97 : 1
	'Natural speed' for length: 26.94 kts
	Power going to wave formation at top speed: 51 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): 11.30 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 %,  19.69 ft / 6.00 m,  13.12 ft / 4.00 m
	   - Forward deck:	35.00 %,  13.12 ft / 4.00 m,  13.12 ft / 4.00 m
	   - Aft deck:	35.00 %,  13.12 ft / 4.00 m,  13.12 ft / 4.00 m
	   - Quarter deck:	10.00 %,  13.12 ft / 4.00 m,  13.12 ft / 4.00 m
	   - Average freeboard:		13.65 ft / 4.16 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 107.6 %
		- Above water (accommodation/working, high = better): 100.2 %
	Waterplane Area: 18,718 Square feet or 1,739 Square metres
	Displacement factor (Displacement / loading): 91 %
	Structure weight / hull surface area: 98 lbs/sq ft or 479 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 1.00
		- Longitudinal: 1.04
		- Overall: 1.00
	Adequate machinery, storage, compartmentation space
	Adequate accommodation and workspace room

Included - Flag facilities, 1 heavy crane, 1 floatplane.
Floatplane launches from small flying-off platform; catapult will be added in ~1929 modernisations as historical.

50 calibre 3rd Year Type 14cm Gun (1914 38kg 10rpm 20574m)
8cm/40 11th Year Type (1922 6kg 20rpm 10800m)
61cm Type 8 No. 2 Torpedo (1919 346kg Shimose 10km@38kt)
6th Year Type C Mines (900kg)

Outer armour belt is 50mm VH strake (absolute height 2.2m, extends 2.0m above water, 0.2m below) laminated on 50mm Ducol structural armour belt over entire ship (extends 4.0m above water, 5.0m below). Flat 35mm NVNC armoured deck connected to top of thicker part of armour belt. Outer belt is exposed; below belt is connected extended double hull. Structural upper belt extends above armoured deck, up to weather deck.
Barbettes start above the deck, and are 50mm thick.