E88-Class Torpedoboat [1888] (Seondok)

E88-Class, Seondok County Torpedoboat laid down 1888

Displacement:
	248 t light; 255 t standard; 266 t normal; 275 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(165.68 ft / 164.04 ft) x 16.40 ft x (6.56 / 6.73 ft)
	(50.50 m / 50.00 m) x 5.00 m  x (2.00 / 2.05 m)

Armament:
      2 - 2.00" / 50.8 mm 35.0 cal guns - 3.00lbs / 1.36kg shells, 400 per gun
	  Quick firing guns in deck mounts, 1886 Model
	  2 x Single mounts on centreline, evenly spread
      Weight of broadside 6 lbs / 3 kg
      Main Torpedoes
      4 - 17.7" / 450 mm, 13.12 ft / 4.00 m torpedoes - 0.306 t each, 1.224 t total
	In 4 sets of deck mounted centre rotating tubes
      2nd Torpedoes
      8 - 17.7" / 450 mm, 13.12 ft / 4.00 m torpedoes - 0.306 t each, 2.447 t total
	below water reloads

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

Machinery:
	Coal fired boilers, complex reciprocating steam engines,
	Direct drive, 2 shafts, 1,538 ihp / 1,148 Kw = 23.00 kts
	Range 500nm at 10.00 kts
	Bunker at max displacement = 20 tons (100% coal)

Complement:
	32 - 42

Cost:
	£0.029 million / $0.117 million

Distribution of weights at normal displacement:
	Armament: 7 tons, 2.5 %
	   - Guns: 1 tons, 0.5 %
	   - Weapons: 6 tons, 2.1 %
	Armour: 6 tons, 2.4 %
	   - Armament: 6 tons, 2.4 %
	Machinery: 144 tons, 54.1 %
	Hull, fittings & equipment: 91 tons, 34.3 %
	Fuel, ammunition & stores: 18 tons, 6.7 %
	Miscellaneous weights: 0 tons, 0.0 %

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  83 lbs / 38 Kg = 21.3 x 2.0 " / 51 mm shells or 0.5 torpedoes
	Stability (Unstable if below 1.00): 1.24
	Metacentric height 0.5 ft / 0.1 m
	Roll period: 9.8 seconds
	Steadiness	- As gun platform (Average = 50 %): 58 %
			- Recoil effect (Restricted arc if above 1.00): 0.03
	Seaboat quality  (Average = 1.00): 1.15

Hull form characteristics:
	Hull has raised forecastle,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.527 / 0.531
	Length to Beam Ratio: 10.00 : 1
	'Natural speed' for length: 12.81 kts
	Power going to wave formation at top speed: 58 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): -30.00 degrees
	Stern overhang: -3.28 ft / -1.00 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	20.00 %,  9.84 ft / 3.00 m,  9.84 ft / 3.00 m
	   - Forward deck:	30.00 %,  5.74 ft / 1.75 m,  5.74 ft / 1.75 m
	   - Aft deck:	35.00 %,  5.74 ft / 1.75 m,  5.74 ft / 1.75 m
	   - Quarter deck:	15.00 %,  5.74 ft / 1.75 m,  5.74 ft / 1.75 m
	   - Average freeboard:		6.56 ft / 2.00 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 192.3 %
		- Above water (accommodation/working, high = better): 33.2 %
	Waterplane Area: 1,839 Square feet or 171 Square metres
	Displacement factor (Displacement / loading): 45 %
	Structure weight / hull surface area: 27 lbs/sq ft or 131 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.92
		- Longitudinal: 2.00
		- Overall: 1.00
	Cramped machinery, storage, compartmentation space
	Extremely poor accommodation and workspace room

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Based on the Coureur-Class Torpedoboats and Kotaka-Class Torpedoboat.

Inputted shp is 1,538 hp.