After a day of playing with the designs, I've come up with these..........
Selene, Iberia BBL laid down 1937
Displacement:
31,559 t light; 33,472 t standard; 37,000 t normal; 39,823 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(744.01 ft / 721.78 ft) x 98.43 ft x (29.53 / 31.32 ft)
(226.77 m / 220.00 m) x 30.00 m x (9.00 / 9.55 m)
Armament:
6 - 14.96" / 380 mm 45.0 cal guns - 1,873.93lbs / 850.00kg shells, 150 per gun
Breech loading guns in turret on barbette mounts, 1937 Model
2 x Triple mounts on centreline ends, evenly spread
20 - 5.12" / 130 mm 45.0 cal guns - 67.61lbs / 30.67kg shells, 250 per gun
Dual purpose guns in turret on barbette mounts, 1937 Model
8 x Twin mounts on sides, evenly spread
4 raised mounts
2 x Twin mounts on centreline ends, evenly spread
2 raised mounts
24 - 2.24" / 57.0 mm 45.0 cal guns - 5.70lbs / 2.59kg shells, 500 per gun
Dual purpose guns in deck and hoist mounts, 1937 Model
8 x Twin mounts on sides, evenly spread
8 raised mounts
4 x Twin mounts on centreline ends, evenly spread
36 - 0.98" / 25.0 mm 45.0 cal guns - 0.48lbs / 0.22kg shells, 1,000 per gun
Anti-air guns in deck mounts, 1937 Model
18 x Twin mounts on sides, evenly spread
18 raised mounts
Weight of broadside 12,750 lbs / 5,783 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 14.8" / 375 mm 475.72 ft / 145.00 m 16.40 ft / 5.00 m
Ends: Unarmoured
Main Belt covers 101 % of normal length
- Torpedo Bulkhead:
1.97" / 50 mm 475.72 ft / 145.00 m 29.53 ft / 9.00 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 15.7" / 400 mm 7.87" / 200 mm 13.8" / 350 mm
2nd: 2.95" / 75 mm 1.38" / 35 mm 1.97" / 50 mm
3rd: 0.79" / 20 mm 0.79" / 20 mm 0.79" / 20 mm
4th: 0.79" / 20 mm 0.79" / 20 mm -
- Armoured deck - multiple decks: 6.30" / 160 mm For and Aft decks
- Conning towers: Forward 7.87" / 200 mm, Aft 0.00" / 0 mm
Machinery:
Oil fired boilers, steam turbines,
Electric motors, 4 shafts, 127,860 shp / 95,384 Kw = 30.00 kts
Range 12,000nm at 15.00 kts
Bunker at max displacement = 6,351 tons
Complement:
1,333 - 1,734
Cost:
£14.674 million / $58.694 million
Distribution of weights at normal displacement:
Armament: 2,055 tons, 5.6 %
Armour: 13,480 tons, 36.4 %
- Belts: 4,955 tons, 13.4 %
- Torpedo bulkhead: 1,023 tons, 2.8 %
- Armament: 2,062 tons, 5.6 %
- Armour Deck: 5,252 tons, 14.2 %
- Conning Tower: 188 tons, 0.5 %
Machinery: 3,544 tons, 9.6 %
Hull, fittings & equipment: 12,230 tons, 33.1 %
Fuel, ammunition & stores: 5,441 tons, 14.7 %
Miscellaneous weights: 250 tons, 0.7 %
- Hull below water: 50 tons
- Hull above water: 50 tons
- On freeboard deck: 100 tons
- Above deck: 50 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
59,594 lbs / 27,032 Kg = 35.6 x 15.0 " / 380 mm shells or 10.1 torpedoes
Stability (Unstable if below 1.00): 1.12
Metacentric height 6.0 ft / 1.8 m
Roll period: 16.8 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.53
Seaboat quality (Average = 1.00): 1.00
Hull form characteristics:
Hull has a flush deck,
an extended bulbous bow and large transom stern
Block coefficient (normal/deep): 0.617 / 0.626
Length to Beam Ratio: 7.33 : 1
'Natural speed' for length: 31.04 kts
Power going to wave formation at top speed: 56 %
Trim (Max stability = 0, Max steadiness = 100): 70
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 %, 32.81 ft / 10.00 m, 21.33 ft / 6.50 m
- Forward deck: 30.00 %, 21.33 ft / 6.50 m, 19.69 ft / 6.00 m
- Aft deck: 35.00 %, 19.69 ft / 6.00 m, 18.04 ft / 5.50 m
- Quarter deck: 15.00 %, 18.04 ft / 5.50 m, 18.04 ft / 5.50 m
- Average freeboard: 20.64 ft / 6.29 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 75.6 %
- Above water (accommodation/working, high = better): 154.4 %
Waterplane Area: 55,055 Square feet or 5,115 Square metres
Displacement factor (Displacement / loading): 119 %
Structure weight / hull surface area: 176 lbs/sq ft or 861 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.98
- Longitudinal: 1.26
- Overall: 1.00
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is excellent
Ship has slow, easy roll, a good, steady gun platform
.............which while a nice quick build, I'm begining to doubt the value of; if I had started them 2-3 years earlier, may have been useful.
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Mercury, Iberia BB laid down 1937
Displacement:
38,957 t light; 41,549 t standard; 45,500 t normal; 48,661 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(809.62 ft / 787.40 ft) x 103.35 ft x (32.81 / 34.60 ft)
(246.77 m / 240.00 m) x 31.50 m x (10.00 / 10.55 m)
Armament:
9 - 14.96" / 380 mm 45.0 cal guns - 1,873.93lbs / 850.00kg shells, 150 per gun
Breech loading guns in turret on barbette mounts, 1937 Model
3 x Triple mounts on centreline ends, majority forward
1 raised mount - superfiring
22 - 5.12" / 130 mm 45.0 cal guns - 67.61lbs / 30.67kg shells, 250 per gun
Dual purpose guns in turret on barbette mounts, 1937 Model
10 x Twin mounts on sides, evenly spread
4 raised mounts
1 x Twin mount on centreline, aft deck forward
1 raised mount
36 - 2.24" / 57.0 mm 45.0 cal guns - 5.70lbs / 2.59kg shells, 500 per gun
Dual purpose guns in deck and hoist mounts, 1937 Model
14 x Twin mounts on sides, evenly spread
14 raised mounts
4 x Twin mounts on centreline ends, evenly spread
48 - 0.98" / 25.0 mm 45.0 cal guns - 0.48lbs / 0.22kg shells, 1,000 per gun
Anti-air guns in deck mounts, 1937 Model
24 x Twin mounts on sides, evenly spread
24 raised mounts
Weight of broadside 18,581 lbs / 8,428 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 14.8" / 375 mm 524.93 ft / 160.00 m 16.40 ft / 5.00 m
Ends: Unarmoured
Main Belt covers 103 % of normal length
- Torpedo Bulkhead:
1.97" / 50 mm 524.93 ft / 160.00 m 29.53 ft / 9.00 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 15.7" / 400 mm 7.87" / 200 mm 13.8" / 350 mm
2nd: 2.95" / 75 mm 1.38" / 35 mm 1.97" / 50 mm
3rd: 0.79" / 20 mm 0.79" / 20 mm 0.79" / 20 mm
4th: 0.79" / 20 mm 0.79" / 20 mm -
- Armoured deck - multiple decks: 6.30" / 160 mm For and Aft decks
- Conning towers: Forward 7.87" / 200 mm, Aft 0.00" / 0 mm
Machinery:
Oil fired boilers, steam turbines,
Electric motors, 4 shafts, 139,473 shp / 104,047 Kw = 30.00 kts
Range 12,000nm at 15.00 kts
Bunker at max displacement = 7,113 tons
Complement:
1,556 - 2,024
Cost:
£19.021 million / $76.083 million
Distribution of weights at normal displacement:
Armament: 2,949 tons, 6.5 %
Armour: 15,920 tons, 35.0 %
- Belts: 5,415 tons, 11.9 %
- Torpedo bulkhead: 1,129 tons, 2.5 %
- Armament: 3,258 tons, 7.2 %
- Armour Deck: 5,902 tons, 13.0 %
- Conning Tower: 216 tons, 0.5 %
Machinery: 3,866 tons, 8.5 %
Hull, fittings & equipment: 15,722 tons, 34.6 %
Fuel, ammunition & stores: 6,543 tons, 14.4 %
Miscellaneous weights: 500 tons, 1.1 %
- Hull below water: 150 tons
- Hull above water: 150 tons
- On freeboard deck: 100 tons
- Above deck: 100 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
68,065 lbs / 30,874 Kg = 40.7 x 15.0 " / 380 mm shells or 10.9 torpedoes
Stability (Unstable if below 1.00): 1.10
Metacentric height 6.3 ft / 1.9 m
Roll period: 17.3 seconds
Steadiness - As gun platform (Average = 50 %): 59 %
- Recoil effect (Restricted arc if above 1.00): 0.65
Seaboat quality (Average = 1.00): 1.01
Hull form characteristics:
Hull has a flush deck,
an extended bulbous bow and large transom stern
Block coefficient (normal/deep): 0.596 / 0.605
Length to Beam Ratio: 7.62 : 1
'Natural speed' for length: 32.38 kts
Power going to wave formation at top speed: 53 %
Trim (Max stability = 0, Max steadiness = 100): 58
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 %, 32.81 ft / 10.00 m, 22.15 ft / 6.75 m
- Forward deck: 30.00 %, 22.15 ft / 6.75 m, 19.69 ft / 6.00 m
- Aft deck: 35.00 %, 19.69 ft / 6.00 m, 18.04 ft / 5.50 m
- Quarter deck: 15.00 %, 18.04 ft / 5.50 m, 18.04 ft / 5.50 m
- Average freeboard: 20.87 ft / 6.36 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 77.0 %
- Above water (accommodation/working, high = better): 149.9 %
Waterplane Area: 61,821 Square feet or 5,743 Square metres
Displacement factor (Displacement / loading): 116 %
Structure weight / hull surface area: 201 lbs/sq ft or 981 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.99
- Longitudinal: 1.19
- Overall: 1.00
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is excellent
............I'm happy with this design. I would build her based on time to service alone, and I think she would be good in service.
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Or maybe some thing a bit bigger......
Jupiter, Iberia BB laid down 1937
Displacement:
46,374 t light; 49,608 t standard; 54,000 t normal; 57,514 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(875.24 ft / 853.02 ft) x 108.27 ft x (32.81 / 34.52 ft)
(266.77 m / 260.00 m) x 33.00 m x (10.00 / 10.52 m)
Armament:
12 - 14.96" / 380 mm 45.0 cal guns - 1,873.93lbs / 850.00kg shells, 150 per gun
Breech loading guns in turret on barbette mounts, 1937 Model
4 x Triple mounts on centreline ends, evenly spread
2 raised mounts - superfiring
20 - 5.12" / 130 mm 45.0 cal guns - 67.61lbs / 30.67kg shells, 250 per gun
Dual purpose guns in turret on barbette mounts, 1937 Model
10 x Twin mounts on sides, evenly spread
4 raised mounts
48 - 2.24" / 57.0 mm 45.0 cal guns - 5.70lbs / 2.59kg shells, 500 per gun
Dual purpose guns in deck and hoist mounts, 1937 Model
16 x Twin mounts on sides, evenly spread
12 raised mounts
8 x Twin mounts on centreline ends, evenly spread
4 double raised mounts - superfiring
60 - 0.98" / 25.0 mm 45.0 cal guns - 0.48lbs / 0.22kg shells, 1,000 per gun
Anti-air guns in deck mounts, 1937 Model
26 x Twin mounts on sides, evenly spread
26 raised mounts
2 x Quad mounts on centreline ends, evenly spread
2 double raised mounts
Weight of broadside 24,142 lbs / 10,951 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 14.8" / 375 mm 557.74 ft / 170.00 m 16.40 ft / 5.00 m
Ends: Unarmoured
Main Belt covers 101 % of normal length
- Torpedo Bulkhead:
1.97" / 50 mm 557.74 ft / 170.00 m 32.81 ft / 10.00 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 15.7" / 400 mm 7.87" / 200 mm 13.8" / 350 mm
2nd: 2.95" / 75 mm 1.38" / 35 mm 1.97" / 50 mm
3rd: 0.79" / 20 mm 0.79" / 20 mm 0.79" / 20 mm
4th: 0.79" / 20 mm 0.79" / 20 mm -
- Armoured deck - multiple decks: 6.30" / 160 mm For and Aft decks
Forecastle: 0.00" / 0 mm Quarter deck: 0.00" / 0 mm
- Conning towers: Forward 7.87" / 200 mm, Aft 0.00" / 0 mm
Machinery:
Oil fired boilers, steam turbines,
Electric motors, 4 shafts, 153,611 shp / 114,594 Kw = 30.00 kts
Range 12,000nm at 15.00 kts
Bunker at max displacement = 7,906 tons
Complement:
1,770 - 2,302
Cost:
£23.285 million / $93.139 million
Distribution of weights at normal displacement:
Armament: 3,777 tons, 7.0 %
Armour: 18,485 tons, 34.2 %
- Belts: 5,766 tons, 10.7 %
- Torpedo bulkhead: 1,333 tons, 2.5 %
- Armament: 4,276 tons, 7.9 %
- Armour Deck: 6,867 tons, 12.7 %
- Conning Tower: 242 tons, 0.4 %
Machinery: 4,258 tons, 7.9 %
Hull, fittings & equipment: 19,105 tons, 35.4 %
Fuel, ammunition & stores: 7,626 tons, 14.1 %
Miscellaneous weights: 750 tons, 1.4 %
- Hull below water: 150 tons
- Hull above water: 400 tons
- On freeboard deck: 100 tons
- Above deck: 100 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
78,392 lbs / 35,558 Kg = 46.8 x 15.0 " / 380 mm shells or 12.5 torpedoes
Stability (Unstable if below 1.00): 1.10
Metacentric height 6.8 ft / 2.1 m
Roll period: 17.4 seconds
Steadiness - As gun platform (Average = 50 %): 53 %
- Recoil effect (Restricted arc if above 1.00): 0.70
Seaboat quality (Average = 1.00): 1.00
Hull form characteristics:
Hull has a flush deck,
an extended bulbous bow and large transom stern
Block coefficient (normal/deep): 0.624 / 0.631
Length to Beam Ratio: 7.88 : 1
'Natural speed' for length: 33.52 kts
Power going to wave formation at top speed: 51 %
Trim (Max stability = 0, Max steadiness = 100): 53
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 %, 32.81 ft / 10.00 m, 22.15 ft / 6.75 m
- Forward deck: 30.00 %, 22.15 ft / 6.75 m, 19.69 ft / 6.00 m
- Aft deck: 35.00 %, 19.69 ft / 6.00 m, 18.04 ft / 5.50 m
- Quarter deck: 15.00 %, 18.04 ft / 5.50 m, 18.04 ft / 5.50 m
- Average freeboard: 20.87 ft / 6.36 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 77.7 %
- Above water (accommodation/working, high = better): 153.5 %
Waterplane Area: 72,009 Square feet or 6,690 Square metres
Displacement factor (Displacement / loading): 114 %
Structure weight / hull surface area: 215 lbs/sq ft or 1,051 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.00
- Longitudinal: 1.00
- Overall: 1.00
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is excellent
.............A rework of my original Jupiter design, using comments by RA and Hrolf concernig armour. My only concern is time to service.........