Gentlemen,
I tried to sim the CA with our current SS version. Would you consider this a good sim of the Vadodara as built?
Note that I concentrated on the given 1,05 for stability when setting trim - although steadiness 75 is probably too high.
Vadodara, Indian Heavy Cruiser laid down 1928
Displacement:
11.196 t light; 11.700 t standard; 12.657 t normal; 13.423 t full load
Dimensions: Length overall / water x beam x draught
658,32 ft / 646,33 ft x 65,94 ft x 21,65 ft (normal load)
200,66 m / 197,00 m x 20,10 m x 6,60 m
Armament:
8 - 8,27" / 210 mm guns (4x2 guns), 282,57lbs / 128,17kg shells, 1928 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, evenly spread, 2 raised mounts - superfiring
10 - 4,92" / 125 mm guns (5x2 guns), 59,59lbs / 27,03kg shells, 1928 Model
Dual purpose guns in deck mounts
on side, evenly spread, 1 raised mount
12 - 1,38" / 35,0 mm guns (8 mounts), 1,31lbs / 0,59kg shells, 1928 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, 8 raised mounts
8 - 0,59" / 15,0 mm guns in single mounts, 0,10lbs / 0,05kg shells, 1928 Model
Machine guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 2.873 lbs / 1.303 kg
Shells per gun, main battery: 150
8 - 21,7" / 550 mm above water torpedoes
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 5,12" / 130 mm 410,43 ft / 125,10 m 12,14 ft / 3,70 m
Ends: Unarmoured
Main Belt covers 98% of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 5,12" / 130 mm 3,15" / 80 mm 4,72" / 120 mm
2nd: 1,18" / 30 mm 1,18" / 30 mm -
3rd: 0,79" / 20 mm - -
4th: 0,79" / 20 mm - -
- Armour deck: 1,97" / 50 mm, Conning tower: 5,12" / 130 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 93.834 shp / 70.000 Kw = 32,02 kts
Range 10.000nm at 12,00 kts
Bunker at max displacement = 1.724 tons
Complement:
596 - 775
Cost:
£4,210 million / $16,838 million
Distribution of weights at normal displacement:
Armament: 359 tons, 2,8%
Armour: 2.710 tons, 21,4%
- Belts: 1.066 tons, 8,4%
- Torpedo bulkhead: 0 tons, 0,0%
- Armament: 569 tons, 4,5%
- Armour Deck: 1.016 tons, 8,0%
- Conning Tower: 60 tons, 0,5%
Machinery: 2.921 tons, 23,1%
Hull, fittings & equipment: 5.155 tons, 40,7%
Fuel, ammunition & stores: 1.461 tons, 11,5%
Miscellaneous weights: 50 tons, 0,4%
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
14.809 lbs / 6.717 Kg = 52,4 x 8,3 " / 210 mm shells or 1,8 torpedoes
Stability (Unstable if below 1.00): 1,05
Metacentric height 3,0 ft / 0,9 m
Roll period: 16,1 seconds
Steadiness - As gun platform (Average = 50 %): 75 %
- Recoil effect (Restricted arc if above 1.00): 0,65
Seaboat quality (Average = 1.00): 1,14
Hull form characteristics:
Hull has a flush deck
Block coefficient: 0,480
Length to Beam Ratio: 9,80 : 1
'Natural speed' for length: 25,42 kts
Power going to wave formation at top speed: 53 %
Trim (Max stability = 0, Max steadiness = 100): 66
Bow angle (Positive = bow angles forward): 20,00 degrees
Stern overhang: 3,28 ft / 1,00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 23,95 ft / 7,30 m
- Forecastle (20%): 19,69 ft / 6,00 m
- Mid (50%): 19,69 ft / 6,00 m
- Quarterdeck (15%): 19,69 ft / 6,00 m
- Stern: 19,69 ft / 6,00 m
- Average freeboard: 20,03 ft / 6,10 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 97,6%
- Above water (accommodation/working, high = better): 151,3%
Waterplane Area: 27.892 Square feet or 2.591 Square metres
Displacement factor (Displacement / loading): 110%
Structure weight / hull surface area: 118 lbs/sq ft or 575 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,97
- Longitudinal: 1,24
- 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