Predreadnought Battleship Tsesarevich, laid down 1899
Length, 118.5 m x Beam, 23.2 m x Depth, 7.9 m
13138 tonnes normal displacement (12154 tonnes standard)
Main battery: 4 x 30.5-cm (2 x 2)
Secondary battery: 12 x 15.0-cm
QF battery: 16 x
7.6-cm
Light battery: 8 x 4.7-cm
Weight of broadside: 2245 kg
6 TT, 46.0 cm (2 submerged)
Main belt, 25.0 cm; bow and stern, 15.0 cm
Upper belt, 20.0 cm
Armor deck, average 9.5 cm
Conning tower, 25.0 cm
Battery armor:
Main, 25.0 cm / secondary,
15.0 cm
QF, 2.5 cm shields
Maximum speed for 10013 indicated kw = 18.00 knots
Approximate cruising radius, 6000 nm / 10 knots
Typical complement: 614-798
Estimated cost, $4.874 million (£1.218 million)
Remarks:
Relative extent of belt armor, 92 percent of 'typical' coverage.
Ship has slow, easy roll; a good, steady gun platform.
Excellent seaboat; comfortable and able to fight her guns
in the
heaviest weather.
Main deck secondary guns subject to being washed down
in a seaway.
Distribution of weights:
Percent
normal
displacement:
Armament ......................... 617 tonnes
= 5 pct
Armor, total .....................
4616 tonnes = 35 pct
Belt
2015 tonnes = 15 pct
Deck
1453 tonnes = 11 pct
C.T.
118 tonnes = 1 pct
Armament
1029 tonnes = 8 pct
Machinery ........................ 2130 tonnes =
16 pct
Hull and fittings; equipment ..... 4117 tonnes
= 31 pct
Fuel, ammunition, stores ......... 1659
tonnes = 13 pct
Miscellaneous weights ............
0 tonnes = 0 pct
-----
13138 tonnes = 100 pct
Estimated metacentric height, 1.4 m
Displacement summary:
Light ship:
11480 tonnes
Standard displacement: 12154 tonnes
Normal service: 13138 tonnes
Full load: 13873 tonnes
Loading submergence 1968 tonnes/metre
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Estimated overall survivability and seakeeping ability:
Relative margin of stability: 1.19
Shellfire needed to sink: 6243 kg = 15.9 x 30.5-cm shells
(Approximates weight of penetrating
shell hits needed to sink ship,
not
counting critical hits)
Torpedoes needed to sink: 1.9
(Approximates number of 'typical'
torpedo hits needed to sink ship)
Relative steadiness as gun platform, 71 percent
(50 percent is 'average')
Relative rocking effect from firing to beam, 0.48
Relative quality as a seaboat: 1.52
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Hull form characteristics:
Block coefficient: 0.60
Sharpness coefficient: 0.45
Hull speed coefficient 'M' = 5.04
'Natural speed' for length = 19.7 knots
Power going to wave formation
at top speed: 50 percent
Estimated hull characteristics and strength:
Relative underwater volume absorbed by
magazines and engineering spaces: 91 percent
Relative accommodation and working space: 100 percent
Displacement factor: 95 percent
(Displacement relative to loading factors)
Relative cross-sectional hull strength: 0.92
(Structure weight per square
metre
of hull surface: 658 kg)
Relative longitudinal hull strength: 2.47
(for 5.00 m average freeboard;
freeboard
adjustment +0.12 m)
Relative composite hull strength: 1.01
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[Machine-readable parameters: Spring Style v. 1.2.1]
388.68 x 76.10 x 25.91; 16.40 -- Dimensions
0.60 -- Block coefficient
1899 -- Year laid down
18.00 / 6000
/ 10.00; Reciprocating -- Speed / radius / cruise
0 tons -- Miscellaneous weights
++++++++++
4 x 12.01;
2; 0 -- Main battery; turrets; superfiring
:
12 x 5.91; 0 -- Secondary battery; turrets
Main
deck battery
:
16 x 2.99 -- Tertiary (QF/AA) battery
Gun-shields
:
8
x 1.85 -- Fourth (light) battery
6 / 2 / 18.11 -- TT / submerged / size
++++++++++
9.84 / 5.91 / 7.87 / 0.00;
92 -- Belt armor; relative extent
3.74 / 9.84 -- Deck / CT
9.84 / 5.91 / 0.98 / 0.00 -- Battery armor
(Note: For portability, values are stored in Anglo-American units)
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