Originally posted by CanisD
Those twin enclosed 5" mounts are going to be MUCH heavier than the old singles, and I think you have them simmed wrong. I've always counted them as mount & hoist and they also have armored gunhouses.
Well, I started from the sim you gave me Canis, and that had 8 5in in singles, also you may have counted them as mount and hoist but in the sim's I have as well as the ones you posted in the encyclopedia you have them as deck mounts, with no armour.
I did revise it somewhat though:
Northampton, United States Heavy Cruiser laid down 1927 (Engine 1942)
Displacement:
9,998 t light; 10,480 t standard; 11,867 t normal; 12,977 t full load
Dimensions: Length overall / water x beam x draught
599.94 ft / 582.00 ft x 66.00 ft x 24.80 ft (normal load)
182.86 m / 177.39 m x 20.12 m x 7.56 m
Armament:
9 - 8.00" / 203 mm guns (3x3 guns), 256.00lbs / 116.12kg shells, 1927 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, majority forward, 1 raised mount - superfiring
8 - 5.00" / 127 mm guns (4x2 guns), 62.50lbs / 28.35kg shells, 1942 Model
Dual purpose guns in deck mounts
on side, all aft, 2 raised mounts - superfiring
24 - 1.10" / 27.9 mm guns (6x4 guns), 0.67lbs / 0.30kg shells, 1942 Model
Anti-aircraft guns in deck mounts
on side, evenly spread
Weight of broadside 2,820 lbs / 1,279 kg
Shells per gun, main battery: 150
6 - 21.0" / 533.4 mm above water torpedoes
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 5.00" / 127 mm 349.10 ft / 106.41 m 9.75 ft / 2.97 m
Ends: Unarmoured
Main Belt covers 92 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 5.00" / 127 mm 1.50" / 38 mm 4.00" / 102 mm
2nd: 3.00" / 76 mm 2.50" / 64 mm -
- Armour deck: 2.00" / 51 mm, Conning tower: 5.00" / 127 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 93,221 shp / 69,543 Kw = 32.00 kts
Range 11,000nm at 15.00 kts
Bunker at max displacement = 2,497 tons
Complement:
568 - 739
Cost:
£3.589 million / $14.356 million
Distribution of weights at normal displacement:
Armament: 352 tons, 3.0 %
Armour: 2,153 tons, 18.1 %
- Belts: 724 tons, 6.1 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 477 tons, 4.0 %
- Armour Deck: 897 tons, 7.6 %
- Conning Tower: 56 tons, 0.5 %
Machinery: 2,435 tons, 20.5 %
Hull, fittings & equipment: 4,807 tons, 40.5 %
Fuel, ammunition & stores: 1,869 tons, 15.7 %
Miscellaneous weights: 250 tons, 2.1 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
14,591 lbs / 6,618 Kg = 57.0 x 8.0 " / 203 mm shells or 1.9 torpedoes
Stability (Unstable if below 1.00): 1.07
Metacentric height 3.0 ft / 0.9 m
Roll period: 15.9 seconds
Steadiness - As gun platform (Average = 50 %): 69 %
- Recoil effect (Restricted arc if above 1.00): 0.61
Seaboat quality (Average = 1.00): 1.17
Hull form characteristics:
Hull has rise forward of midbreak
Block coefficient: 0.436
Length to Beam Ratio: 8.82 : 1
'Natural speed' for length: 24.12 kts
Power going to wave formation at top speed: 56 %
Trim (Max stability = 0, Max steadiness = 100): 59
Bow angle (Positive = bow angles forward): 29.50 degrees
Stern overhang: -2.60 ft / -0.79 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 31.70 ft / 9.66 m
- Forecastle (18 %): 27.30 ft / 8.32 m
- Mid (45 %): 22.95 ft / 7.00 m (15.90 ft / 4.85 m aft of break)
- Quarterdeck (27 %): 16.80 ft / 5.12 m
- Stern: 18.70 ft / 5.70 m
- Average freeboard: 21.43 ft / 6.53 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 92.3 %
- Above water (accommodation/working, high = better): 150.1 %
Waterplane Area: 24,231 Square feet or 2,251 Square metres
Displacement factor (Displacement / loading): 118 %
Structure weight / hull surface area: 119 lbs/sq ft or 581 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.93
- Longitudinal: 1.92
- Overall: 1.00
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent