Project 39-001, Lauranian Aircraft Carrier laid down 1939
Displacement: 19,900 t light; 20,500 t standard; 22,626 t normal; 24,327 t full load
Dimensions: Length overall / water x beam x draught
779.85 ft / 748.03 ft x 87.27 ft x 27.89 ft (normal load) [237.70 m / 228.00 m x 26.60 m x 8.50 m]
Armament:
16 - 3.54" / 90.0 mm guns (8x2 guns), 22.24lbs / 10.09kg shells, 1939 Model Anti-aircraft guns in deck mounts on side ends, evenly spread, all raised mounts - superfiring
32 - 1.46" / 37.0 mm guns (8x4 guns), 1.55lbs / 0.70kg shells, 1939 Model Anti-aircraft guns in deck mounts on side, evenly spread, 6 raised mounts
16 - 0.52" / 13.2 mm guns (8x2 guns), 0.07lbs / 0.03kg shells, 1939 Model Machine guns in deck mounts on side, evenly spread, all raised mounts
Weight of broadside 407 lbs / 184 kg
Shells per gun, main battery: 600
Armour:
Belts: Width (max) Length (avg) Height (avg)
Main: 1.97" / 50 mm 521.65 ft / 159.00 m 9.84 ft / 3.00 m
Ends: Unarmoured
Main Belt covers 107 % of normal length
Torpedo Bulkhead: 0.98" / 25 mm 521.65 ft / 159.00 m 26.25 ft / 8.00 m
Armour deck: 1.97" / 50 mm, Conning tower: 1.18" / 30 mm
Machinery:
Oil fired boilers, steam turbines, Geared drive, 4 shafts, 137,893 shp / 102,868 Kw = 34.00 kts
Range 10,000nm at 16.00 kts
Bunker at max displacement = 3,827 tons
Complement: 922 - 1,199
Cost: £7.340 million / $29.359 million
Distribution of weights at normal displacement:
Armament: 51 tons, 0.2 %
Armour: 2,494 tons, 11.0 %
- Belts: 419 tons, 1.9 %
- Torpedo bulkhead: 499 tons, 2.2 %
- Armament: 0 tons, 0.0 %
- Armour Deck: 1,556 tons, 6.9 %
- Conning Tower: 20 tons, 0.1 %
Machinery: 3,731 tons, 16.5 %
Hull, fittings & equipment: 8,224 tons, 36.3 %
Fuel, ammunition & stores: 2,726 tons, 12.0 %
Miscellaneous weights: 5,400 tons, 23.9 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship): 37,379 lbs / 16,955 Kg = 1,680.5 x 3.5 " / 90 mm shells or 4.8 torpedoes
Stability (Unstable if below 1.00): 1.10
Metacentric height 4.9 ft / 1.5 m
Roll period: 16.6 seconds
Steadiness - As gun platform (Average = 50 %): 79 %
- Recoil effect (Restricted arc if above 1.00): 0.03
Seaboat quality (Average = 1.00): 1.89
Hull form characteristics:
Hull has raised forecastle and transom stern
Block coefficient: 0.435
Length to Beam Ratio: 8.57 : 1
'Natural speed' for length: 31.89 kts
Power going to wave formation at top speed: 53 %
Trim (Max stability = 0, Max steadiness = 100): 42
Bow angle (Positive = bow angles forward): 17.00 degrees
Stern overhang: 19.69 ft / 6.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 39.70 ft / 12.10 m
- Forecastle (22 %): 39.70 ft / 12.10 m (29.53 ft / 9.00 m aft of break)
- Mid (88 %): 29.53 ft / 9.00 m
- Quarterdeck (12 %): 29.53 ft / 9.00 m
- Stern: 29.53 ft / 9.00 m
- Average freeboard: 31.77 ft / 9.68 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 106.9 %
- Above water (accommodation/working, high = better): 260.7 %
Waterplane Area: 42,730 Square feet or 3,970 Square metres
Displacement factor (Displacement / loading): 144 %
Structure weight / hull surface area: 116 lbs/sq ft or 568 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.92
- Longitudinal: 2.16
- Overall: 1.00
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent
Ship has slow, easy roll, a good, steady gun platform
Excellent seaboat, comfortable, can fire her guns in the heaviest weather
Air group 64 aircraft - 4096 tons