Ii-Minhong-Class Battle Scout Cruiser [1908] (Seondok)

Ii-Minhong-Class, Seondok County Battle Scout Cruiser laid down 1908

Displacement:
	12,621 t light; 13,300 t standard; 14,142 t normal; 14,816 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(498.69 ft / 492.13 ft) x 68.90 ft x (26.25 / 27.24 ft)
	(152.00 m / 150.00 m) x 21.00 m  x (8.00 / 8.30 m)

Armament:
      4 - 12.20" / 310 mm 47.0 cal guns - 945.54lbs / 428.89kg shells, 100 per gun
	  Breech loading guns in turret on barbette mounts, 1904 Model
	  2 x Twin mounts on centreline, evenly spread
      16 - 5.71" / 145 mm 45.0 cal guns - 93.81lbs / 42.55kg shells, 200 per gun
	  Quick firing guns in casemate mounts, 1898 Model
	  16 x Single mounts on sides, evenly spread
      8 - 3.44" / 87.5 mm 40.0 cal guns - 19.59lbs / 8.89kg shells, 200 per gun
	  Quick firing guns in deck mounts, 1894 Model
	  8 x Single mounts on sides, evenly spread
		8 raised mounts
      8 - 0.98" / 25.0 mm 55.0 cal guns - 0.51lbs / 0.23kg shells, 500 per gun
	  Quick firing guns in deck mounts, 1901 Model
	  8 x Single mounts on centreline, evenly spread
		8 double raised mounts
      Weight of broadside 5,444 lbs / 2,469 kg
      Main Torpedoes
      4 - 21.7" / 550 mm, 32.81 ft / 10.00 m torpedoes - 2.135 t each, 8.540 t total
	submerged bow & stern tubes
      2nd Torpedoes
      4 - 21.7" / 550 mm, 32.81 ft / 10.00 m torpedoes - 2.135 t each, 8.540 t total
	below water reloads

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	10.8" / 275 mm	393.70 ft / 120.00 m	9.97 ft / 3.04 m
	Ends:	1.97" / 50 mm	  98.39 ft / 29.99 m	9.97 ft / 3.04 m
	Upper:	3.94" / 100 mm	393.70 ft / 120.00 m	8.01 ft / 2.44 m
	  Main Belt covers 123 % of normal length

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		1.97" / 50 mm	393.70 ft / 120.00 m	24.18 ft / 7.37 m
	Beam between torpedo bulkheads 55.77 ft / 17.00 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	11.8" / 300 mm	7.87" / 200 mm		11.8" / 300 mm
	2nd:	3.94" / 100 mm	1.97" / 50 mm		3.94" / 100 mm

   - Armoured deck - multiple decks:
	For and Aft decks: 1.97" / 50 mm
	Forecastle: 1.97" / 50 mm  Quarter deck: 1.97" / 50 mm

   - Conning towers: Forward 7.87" / 200 mm, Aft 0.00" / 0 mm

Machinery:
	Coal fired boilers, steam turbines,
	Direct drive, 4 shafts, 52,311 shp / 39,024 Kw = 26.00 kts
	Range 5,000nm at 10.00 kts
	Bunker at max displacement = 1,516 tons (100% coal)

Complement:
	647 - 842

Cost:
	£1.296 million / $5.183 million

Distribution of weights at normal displacement:
	Armament: 1,010 tons, 7.1 %
	   - Guns: 982 tons, 6.9 %
	   - Weapons: 28 tons, 0.2 %
	Armour: 4,995 tons, 35.3 %
	   - Belts: 2,324 tons, 16.4 %
	   - Torpedo bulkhead: 693 tons, 4.9 %
	   - Armament: 1,004 tons, 7.1 %
	   - Armour Deck: 875 tons, 6.2 %
	   - Conning Tower: 99 tons, 0.7 %
	Machinery: 2,906 tons, 20.5 %
	Hull, fittings & equipment: 3,710 tons, 26.2 %
	Fuel, ammunition & stores: 1,521 tons, 10.8 %
	Miscellaneous weights: 0 tons, 0.0 %

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  15,093 lbs / 6,846 Kg = 16.6 x 12.2 " / 310 mm shells or 1.4 torpedoes
	Stability (Unstable if below 1.00): 1.21
	Metacentric height 4.1 ft / 1.2 m
	Roll period: 14.3 seconds
	Steadiness	- As gun platform (Average = 50 %): 56 %
			- Recoil effect (Restricted arc if above 1.00): 0.62
	Seaboat quality  (Average = 1.00): 1.11

Hull form characteristics:
	Hull has a flush deck,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.556 / 0.561
	Length to Beam Ratio: 7.14 : 1
	'Natural speed' for length: 22.18 kts
	Power going to wave formation at top speed: 57 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): -6.00 degrees
	Stern overhang: -6.56 ft / -2.00 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	10.00 %,  21.00 ft / 6.40 m,  20.51 ft / 6.25 m
	   - Forward deck:	30.00 %,  20.51 ft / 6.25 m,  18.54 ft / 5.65 m
	   - Aft deck:	50.00 %,  18.54 ft / 5.65 m,  18.54 ft / 5.65 m
	   - Quarter deck:	10.00 %,  18.54 ft / 5.65 m,  18.54 ft / 5.65 m
	   - Average freeboard:		19.05 ft / 5.81 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 121.3 %
		- Above water (accommodation/working, high = better): 132.5 %
	Waterplane Area: 23,801 Square feet or 2,211 Square metres
	Displacement factor (Displacement / loading): 94 %
	Structure weight / hull surface area: 130 lbs/sq ft or 637 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.92
		- Longitudinal: 2.03
		- Overall: 1.00
	Cramped machinery, storage, compartmentation space
	Excellent accommodation and workspace room