Yong-Gam-Class Scout Cruiser [1900] (Seondok)

Yong-Gam-Class, Seondok County Scout Cruiser laid down 1900

Displacement:
	2,770 t light; 2,875 t standard; 3,239 t normal; 3,530 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(396.98 ft / 393.70 ft) x 39.37 ft x (16.40 / 17.44 ft)
	(121.00 m / 120.00 m) x 12.00 m  x (5.00 / 5.32 m)

Armament:
      4 - 5.71" / 145 mm 45.0 cal guns - 93.81lbs / 42.55kg shells, 100 per gun
	  Quick firing guns in deck mounts, 1898 Model
	  2 x Twin mounts on centreline, evenly spread
      8 - 3.44" / 87.5 mm 40.0 cal guns - 19.59lbs / 8.89kg shells, 200 per gun
	  Breech loading guns in deck mounts, 1894 Model
	  8 x Single mounts on sides, evenly spread
      120 - 0.79" / 20.0 mm 80.0 cal guns - 0.28lbs / 0.13kg shells, 100 per gun
	  Muzzle loading guns in deck mounts, 1898 Model
	  12 x 2 row decuple mounts on sides, evenly spread
		12 raised mounts
      Weight of broadside 565 lbs / 256 kg
      Main Torpedoes
      4 - 21.7" / 550 mm, 16.40 ft / 5.00 m torpedoes - 0.846 t each, 3.384 t total
	In 4 sets of deck mounted side rotating tubes
      2nd Torpedoes
      4 - 21.7" / 550 mm, 16.40 ft / 5.00 m torpedoes - 0.846 t each, 3.384 t total
	below water reloads

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

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		0.98" / 25 mm	393.70 ft / 120.00 m	15.06 ft / 4.59 m
	Beam between torpedo bulkheads 39.37 ft / 12.00 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	1.97" / 50 mm	0.98" / 25 mm		      -
	2nd:	0.98" / 25 mm	0.49" / 13 mm		      -

   - Protected deck - single deck:
	For and Aft decks: 1.18" / 30 mm
	Forecastle: 1.18" / 30 mm  Quarter deck: 1.18" / 30 mm

   - Conning towers: Forward 3.94" / 100 mm, Aft 0.00" / 0 mm

Machinery:
	Coal fired boilers, complex reciprocating steam engines,
	Direct drive, 2 shafts, 9,213 ihp / 6,873 Kw = 21.00 kts
	Range 5,000nm at 10.00 kts
	Bunker at max displacement = 655 tons (100% coal)

Complement:
	214 - 279

Cost:
	£0.322 million / $1.287 million

Distribution of weights at normal displacement:
	Armament: 105 tons, 3.2 %
	   - Guns: 94 tons, 2.9 %
	   - Weapons: 11 tons, 0.3 %
	Armour: 494 tons, 15.2 %
	   - Torpedo bulkhead: 216 tons, 6.7 %
	   - Armament: 42 tons, 1.3 %
	   - Armour Deck: 217 tons, 6.7 %
	   - Conning Tower: 19 tons, 0.6 %
	Machinery: 1,376 tons, 42.5 %
	Hull, fittings & equipment: 795 tons, 24.5 %
	Fuel, ammunition & stores: 469 tons, 14.5 %
	Miscellaneous weights: 0 tons, 0.0 %

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  2,011 lbs / 912 Kg = 21.6 x 5.7 " / 145 mm shells or 0.9 torpedoes
	Stability (Unstable if below 1.00): 1.57
	Metacentric height 2.6 ft / 0.8 m
	Roll period: 10.2 seconds
	Steadiness	- As gun platform (Average = 50 %): 100 %
			- Recoil effect (Restricted arc if above 1.00): 0.27
	Seaboat quality  (Average = 1.00): 2.00

Hull form characteristics:
	Hull has a flush deck,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.446 / 0.457
	Length to Beam Ratio: 10.00 : 1
	'Natural speed' for length: 19.84 kts
	Power going to wave formation at top speed: 42 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): -10.00 degrees
	Stern overhang: -6.56 ft / -2.00 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	20.00 %,  16.40 ft / 5.00 m,  14.76 ft / 4.50 m
	   - Forward deck:	30.00 %,  14.76 ft / 4.50 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:	15.00 %,  13.12 ft / 4.00 m,  13.12 ft / 4.00 m
	   - Average freeboard:		13.83 ft / 4.22 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 148.1 %
		- Above water (accommodation/working, high = better): 115.7 %
	Waterplane Area: 9,854 Square feet or 915 Square metres
	Displacement factor (Displacement / loading): 88 %
	Structure weight / hull surface area: 61 lbs/sq ft or 297 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.94
		- Longitudinal: 1.72
		- 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