Norse Ships

[Walter]

RGB-41 class, Norse River Gunboat laid down 1906

Displacement:
   101 t light; 106 t standard; 108 t normal; 109 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (100.00 ft / 100.00 ft) x 16.50 ft x (2.75 / 2.79 ft)
   (30.48 m / 30.48 m) x 5.03 m  x (0.84 / 0.85 m)

Armament:
      1 - 2.95" / 75.0 mm 50.0 cal gun - 13.62lbs / 6.18kg shells, 300 per gun
     Quick firing gun in deck and hoist mount, 1906 Model
     1 x Single mount on centreline, forward deck forward
      5 - 0.59" / 15.0 mm 90.0 cal guns - 0.11lbs / 0.05kg shells, 800 per gun
     Machine guns in deck mounts, 1906 Model
     3 x Single mounts on centreline ends, majority aft
      2 raised mounts - superfiring
     2 x Single mounts on centreline ends, evenly spread
      2 double raised mounts
      18 - 0.26" / 6.5 mm 115.0 cal guns - 0.01lbs / 0.00kg shells, 1,200 per gun
     Machine guns in deck mounts, 1906 Model
     6 x Single mounts on centreline ends, evenly spread
      6 raised mounts - superfiring
     12 x Single mounts on sides, evenly spread
      6 double raised mounts
      Weight of broadside 14 lbs / 7 kg

Armour:
   - Belts:      Width (max)   Length (avg)      Height (avg)
   Main:   0.80" / 20 mm   100.00 ft / 30.48 m   6.35 ft / 1.94 m
     Main Belt covers 154 % of normal length

   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   1.50" / 38 mm         -               -

   - Protected deck - single deck:
   For and Aft decks: 0.80" / 20 mm
   Forecastle: 0.80" / 20 mm  Quarter deck: 0.80" / 20 mm

   - Conning towers: Forward 0.80" / 20 mm, Aft 0.00" / 0 mm

Machinery:
   Coal fired boilers, steam turbines,
   Direct drive, 1 shaft, 56 shp / 42 Kw = 8.00 kts
   Range 1,000nm at 4.00 kts
   Bunker at max displacement = 4 tons (100% coal)

Complement:
   16 - 21

Cost:
   £0.006 million / $0.026 million

Distribution of weights at normal displacement:
   Armament: 6 tons, 5.8 %
      - Guns: 6 tons, 5.8 %
   Armour: 45 tons, 41.6 %
      - Belts: 19 tons, 17.5 %
      - Armament: 3 tons, 3.1 %
      - Armour Deck: 22 tons, 20.7 %
      - Conning Tower: 0 tons, 0.4 %
   Machinery: 4 tons, 3.7 %
   Hull, fittings & equipment: 36 tons, 33.3 %
   Fuel, ammunition & stores: 7 tons, 6.3 %
   Miscellaneous weights: 10 tons, 9.3 %
      - Hull above water: 10 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     338 lbs / 153 Kg = 26.2 x 3.0 " / 75 mm shells or 0.7 torpedoes
   Stability (Unstable if below 1.00): 1.29
   Metacentric height 0.5 ft / 0.2 m
   Roll period: 9.5 seconds
   Steadiness   - As gun platform (Average = 50 %): 75 %
         - Recoil effect (Restricted arc if above 1.00): 0.16
   Seaboat quality  (Average = 1.00): 1.10

Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.830 / 0.831
   Length to Beam Ratio: 6.06 : 1
   'Natural speed' for length: 10.00 kts
   Power going to wave formation at top speed: 36 %
   Trim (Max stability = 0, Max steadiness = 100): 68
   Bow angle (Positive = bow angles forward): 0.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  4.60 ft / 1.40 m,  3.60 ft / 1.10 m
      - Forward deck:   30.00 %,  3.60 ft / 1.10 m,  3.60 ft / 1.10 m
      - Aft deck:   35.00 %,  3.60 ft / 1.10 m,  3.60 ft / 1.10 m
      - Quarter deck:   15.00 %,  3.60 ft / 1.10 m,  4.00 ft / 1.22 m
      - Average freeboard:      3.71 ft / 1.13 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 43.9 %
      - Above water (accommodation/working, high = better): 64.0 %
   Waterplane Area: 1,493 Square feet or 139 Square metres
   Displacement factor (Displacement / loading): 127 %
   Structure weight / hull surface area: 22 lbs/sq ft or 106 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.97
      - Longitudinal: 1.24
      - Overall: 1.00
   Excellent machinery, storage, compartmentation space
   Cramped accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform

[Walter]

MTB design as well as a few obsolete designs that have no Springsharp file...

MTB-1 class, Norse motor torpedo boat laid down 1906
Displacement: 40 tons.
Armament: 1x 47mm/50 cal QF gun, 2x 6.5mm/115 cal machine guns, 2x 18" torpedoes.
Range: 1000 nm at 10 knots, 300 nm at 16 knots.
Complement: 10.


Seier, Norse Ship of the Line (museum at Oslo) laid down 1759

Displacement: 3500 tons.
Length: (gundeck) 186 feet, (overall) 227.5 feet.
Beam: 51.8 feet.
Draught: (max) 28.75 feet.
Armament: 30x 42 pounder, 28x 24 pounder, 44x 12 pounder, 2x 68 pounder carronade.
Propulsion: sails (58,590 square feet, 3 masts, full rigged).
Speed: up to 11 knots.
Complement: about 850.


Konstitusjon, Norse Frigate (museum at Trondheim) laid down 1794

Displacement: 1576 tons.
Length: (waterline) 175 feet, (bowsprit to spanker) 304 feet.
Beam: 43.5 feet.
Draught: 21 feet (forward), 23 feet (aft).
Armament: 32x 24 pounder, 20x 32 pounder carronade.
Propulsion: sails (42,710 square feet, 3 masts, full rigged).
Speed: 13 knots.
Complement: 450.

Basilisk, Norse Frigate (museum at Dublin) laid down 1816

Einhyrning, Norse Frigate (museum at Dundee) laid down 1822

Displacement: 1000 tons.
Length: (gundeck) 150.38 feet.
Beam: 39.94 feet.
Draught: 17.42 feet (forward), 18.75 feet (aft).
Armament: 28x 18 pounder, 16x 32 pounder carronade, 2x 9 pounder.
Propulsion: sails (3 masts, full rigged).
Speed: 12 knots.
Complement: 315.


Stjernebilde, Norse Sloop-of-War (museum at Belfast) laid down 1853

Displacement: 1400 tons.
Length: (waterline) 181 feet, (overall) 199 feet.
Beam: 41 feet.
Draught: 21 feet.
Armament: 16x 8 inch, 4x 32 pounder, 1x 20 pounder, 1x 30 pounder, 3x 12 pounder howitzers.
Propulsion: sails (3 masts, full rigged).
Speed: about 11 knots.
Complement: 285.

[Walter]

Kriger, Norse Armoured Frigate (museum at Oslo) laid down 1859


Displacement:
   7,574 t light; 7,932 t standard; 9,311 t normal; 10,415 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (419.29 ft / 371.00 ft) x 58.25 ft x (26.00 / 28.55 ft)
   (127.80 m / 113.08 m) x 17.75 m  x (7.92 / 8.70 m)

Armament:
      26 - 8.12" / 206 mm 14.0 cal guns - 68.00lbs / 30.84kg shells, 100 per gun
     Muzzle loading guns in broadside mounts, 1859 Model
     26 x Single mounts on sides, evenly spread
      26 hull mounts on upper deck- Limited use in heavy seas
      12 - 7.00" / 178 mm 15.0 cal guns - 110.00lbs / 49.90kg shells, 100 per gun
     Breech loading guns in broadside mounts, 1859 Model
     8 x Single mounts on sides, forward deck aft
      8 hull mounts on upper deck- Limited use in heavy seas
     4 x Single mounts on side ends, evenly spread
      Weight of broadside 3,088 lbs / 1,401 kg

Armour:
   - Belts:      Width (max)   Length (avg)      Height (avg)
   Main:   4.50" / 114 mm   213.00 ft / 64.92 m   22.00 ft / 6.71 m
   Ends:   0.60" / 15 mm   158.00 ft / 48.16 m   22.00 ft / 6.71 m
     Main Belt covers 88 % of normal length

Machinery:
   Coal fired boilers, simple reciprocating steam engines,
   Direct drive, 1 shaft, 5,496 ihp / 4,100 Kw = 14.00 kts
   Range 2,100nm at 11.00 kts
   Bunker at max displacement = 2,483 tons (100% coal)

Complement:
   473 - 616

Cost:
   £0.607 million / $2.428 million

Distribution of weights at normal displacement:
   Armament: 236 tons, 2.5 %
      - Guns: 236 tons, 2.5 %
   Armour: 1,023 tons, 11.0 %
      - Belts: 1,023 tons, 11.0 %
   Machinery: 1,824 tons, 19.6 %
   Hull, fittings & equipment: 3,336 tons, 35.8 %
   Fuel, ammunition & stores: 1,737 tons, 18.7 %
   Miscellaneous weights: 1,155 tons, 12.4 %
      - Hull above water: 355 tons
      - Above deck: 800 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     6,162 lbs / 2,795 Kg = 43.0 x 8.1 " / 206 mm shells or 1.6 torpedoes
   Stability (Unstable if below 1.00): 1.23
   Metacentric height 3.2 ft / 1.0 m
   Roll period: 13.6 seconds
   Steadiness   - As gun platform (Average = 50 %): 100 %
         - Recoil effect (Restricted arc if above 1.00): 0.26
   Seaboat quality  (Average = 1.00): 2.00

Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a round stern
   Block coefficient (normal/deep): 0.580 / 0.591
   Length to Beam Ratio: 6.37 : 1
   'Natural speed' for length: 19.26 kts
   Power going to wave formation at top speed: 34 %
   Trim (Max stability = 0, Max steadiness = 100): 50
   Bow angle (Positive = bow angles forward): 59.00 degrees
   Stern overhang: 20.00 ft / 6.10 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  17.00 ft / 5.18 m,  16.00 ft / 4.88 m
      - Forward deck:   30.00 %,  16.00 ft / 4.88 m,  16.00 ft / 4.88 m
      - Aft deck:   35.00 %,  16.00 ft / 4.88 m,  16.00 ft / 4.88 m
      - Quarter deck:   15.00 %,  16.00 ft / 4.88 m,  16.00 ft / 4.88 m
      - Average freeboard:      16.08 ft / 4.90 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 78.2 %
      - Above water (accommodation/working, high = better): 97.4 %
   Waterplane Area: 15,123 Square feet or 1,405 Square metres
   Displacement factor (Displacement / loading): 140 %
   Structure weight / hull surface area: 139 lbs/sq ft or 678 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.91
      - Longitudinal: 2.36
      - Overall: 1.00
   Excellent machinery, storage, compartmentation space
   Adequate accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform
   Excellent seaboat, comfortable, can fire her guns in the heaviest weather

- 355 tons for 18" teak backing of the armored belt (hull above water)
- 800 tons for masts, sails and rigging (above deck) -> Sail speed 13.22 knots

[Walter]

Novgorod, Norse  Monitor (museum at New Novgorod) laid down 1871


Displacement:
   2,716 t light; 2,808 t standard; 2,856 t normal; 2,895 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (101.00 ft / 101.00 ft) x 101.00 ft x (14.00 / 14.17 ft)
   (30.78 m / 30.78 m) x 30.78 m  x (4.27 / 4.32 m)

Armament:
      2 - 9.84" / 250 mm 40.0 cal guns - 386.36lbs / 175.25kg shells, 80 per gun
     Breech loading guns in open barbette mount, 1871 Model
     1 x Twin mount on centreline, forward deck aft
      1 raised mount
      2 - 1.46" / 37.0 mm 40.0 cal guns - 1.26lbs / 0.57kg shells, 200 per gun
     Breech loading guns in deck mounts, 1871 Model
     2 x Single mounts on sides, forward deck aft
      2 raised mounts
      Weight of broadside 775 lbs / 352 kg

Armour:
   - Belts:      Width (max)   Length (avg)      Height (avg)
   Main:   9.00" / 229 mm   101.00 ft / 30.78 m   8.00 ft / 2.44 m
   Ends:   7.50" / 191 mm     58.00 ft / 17.68 m   13.00 ft / 3.96 m
   Upper:   5.00" / 127 mm   101.00 ft / 30.78 m   5.00 ft / 1.52 m
     Main Belt covers 154 % of normal length

   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:         -            -         10.0" / 254 mm

   - Armoured deck - single deck:
   For and Aft decks: 2.75" / 70 mm
   Forecastle: 2.75" / 70 mm  Quarter deck: 2.75" / 70 mm

   - Conning towers: Forward 12.00" / 305 mm, Aft 0.00" / 0 mm

Machinery:
   Coal fired boilers, simple reciprocating steam engines,
   Direct drive, 6 shafts, 249 ihp / 186 Kw = 6.50 kts
   Range 500nm at 6.50 kts
   Bunker at max displacement = 88 tons (100% coal)

Complement:
   194 - 253

Cost:
   £0.149 million / $0.594 million

Distribution of weights at normal displacement:
   Armament: 148 tons, 5.2 %
      - Guns: 148 tons, 5.2 %
   Armour: 1,227 tons, 43.0 %
      - Belts: 572 tons, 20.0 %
      - Armament: 184 tons, 6.4 %
      - Armour Deck: 419 tons, 14.7 %
      - Conning Tower: 52 tons, 1.8 %
   Machinery: 60 tons, 2.1 %
   Hull, fittings & equipment: 1,218 tons, 42.6 %
   Fuel, ammunition & stores: 140 tons, 4.9 %
   Miscellaneous weights: 63 tons, 2.2 %
      - Hull above water: 28 tons
      - Above deck: 35 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     7,884 lbs / 3,576 Kg = 23.1 x 9.8 " / 250 mm shells or 5.7 torpedoes
   Stability (Unstable if below 1.00): 1.73
   Metacentric height 12.5 ft / 3.8 m
   Roll period: 12.0 seconds
   Steadiness   - As gun platform (Average = 50 %): 100 %
         - Recoil effect (Restricted arc if above 1.00): 0.03
   Seaboat quality  (Average = 1.00): 1.02

Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.700 / 0.701
   Length to Beam Ratio: 1.00 : 1
   'Natural speed' for length: 10.05 kts
   Power going to wave formation at top speed: 51 %
   Trim (Max stability = 0, Max steadiness = 100): 98
   Bow angle (Positive = bow angles forward): 0.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  5.00 ft / 1.52 m,  5.00 ft / 1.52 m
      - Forward deck:   40.00 %,  5.00 ft / 1.52 m,  5.00 ft / 1.52 m
      - Aft deck:   25.00 %,  5.00 ft / 1.52 m,  5.00 ft / 1.52 m
      - Quarter deck:   15.00 %,  5.00 ft / 1.52 m,  5.00 ft / 1.52 m
      - Average freeboard:      5.00 ft / 1.52 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 23.9 %
      - Above water (accommodation/working, high = better): 40.1 %
   Waterplane Area: 8,176 Square feet or 760 Square metres
   Displacement factor (Displacement / loading): 155 %
   Structure weight / hull surface area: 157 lbs/sq ft or 766 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.79
      - Longitudinal: 7.69
      - Overall: 1.00
   Excellent machinery, storage, compartmentation space
   Extremely poor accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform

[Walter]

... and recycling my Chinese sailing vessel sim... :)

Erik Thorvaldsson, Norse 4-mast Barque laid down 1905


Displacement:
   5,488 t light; 5,617 t standard; 6,459 t normal; 7,134 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (392.91 ft / 328.08 ft) x 48.88 ft x (22.97 / 24.99 ft)
   (119.76 m / 100.00 m) x 14.90 m  x (7.00 / 7.62 m)

Machinery:
   Petrol Internal combustion motors,
   Direct drive, 1 shaft, 1,072 shp / 800 Kw = 10.00 kts
   Range 10,000nm at 10.00 kts
   Bunker at max displacement = 1,517 tons

Complement:
   359 - 468

Cost:
   £0.203 million / $0.814 million

Distribution of weights at normal displacement:
   Armament: 0 tons, 0.0 %
   Machinery: 81 tons, 1.3 %
   Hull, fittings & equipment: 1,297 tons, 20.1 %
   Fuel, ammunition & stores: 972 tons, 15.0 %
   Miscellaneous weights: 4,110 tons, 63.6 %
      - Hull below water: 1,540 tons
      - Hull above water: 1,315 tons
      - On freeboard deck: 255 tons
      - Above deck: 1,000 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     11,062 lbs / 5,017 Kg = 102.4 x 6 " / 152 mm shells or 2.4 torpedoes
   Stability (Unstable if below 1.00): 1.05
   Metacentric height 1.9 ft / 0.6 m
   Roll period: 15.0 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.00
   Seaboat quality  (Average = 1.00): 2.00

Hull form characteristics:
   Hull has rise aft of midbreak,
     a ram bow and a round stern
   Block coefficient (normal/deep): 0.614 / 0.623
   Length to Beam Ratio: 6.71 : 1
   'Natural speed' for length: 18.11 kts
   Power going to wave formation at top speed: 22 %
   Trim (Max stability = 0, Max steadiness = 100): 35
   Bow angle (Positive = bow angles forward): 59.00 degrees
   Stern overhang: 11.32 ft / 3.45 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   0.00 %,  32.15 ft / 9.80 m,  18.21 ft / 5.55 m
      - Forward deck:   34.30 %,  18.21 ft / 5.55 m,  11.81 ft / 3.60 m
      - Aft deck:   53.90 %,  15.42 ft / 4.70 m,  15.42 ft / 4.70 m
      - Quarter deck:   11.80 %,  15.42 ft / 4.70 m,  16.08 ft / 4.90 m
      - Average freeboard:      15.32 ft / 4.67 m

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 53.2 %
      - Above water (accommodation/working, high = better): 94.3 %
   Waterplane Area: 11,649 Square feet or 1,082 Square metres
   Displacement factor (Displacement / loading): 151 %
   Structure weight / hull surface area: 65 lbs/sq ft or 320 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.91
      - Longitudinal: 2.32
      - Overall: 1.00
   Excellent machinery, storage, compartmentation space
   Adequate accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform
   Excellent seaboat, comfortable, rides out heavy weather easily

Actual crew: 75-98 + below extra crew.

Hull below water (1540 tons):
- 1100 tons cargo
- 440 tons extra stores

Hull above water (1315 tons):
- 150 tons for 10 instructors (@ 15 tons each)
- 960 tons for 120 cadets (@ 8 tons each)
- 150 tons for 50 guest trainees (@ 3 tons each)
- 55 tons for climate control.

On deck (255 tons):
- 50 tons for extra boats and davits
- 195 tons deck cargo
- 10 tons for two cargo hold cranes

Above deck (962 tons)
- 965 tons for sails and rigging (sailing speed 18.55 knots)
- 10 tons for short range wireless
- 25 tons for long range wireless

[Walter]

Morgalexa, Norse Royal Yacht laid down 1899


Displacement:
   4,221 t light; 4,325 t standard; 5,229 t normal; 5,952 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (398.86 ft / 380.00 ft) x 40.00 ft x (20.00 / 22.27 ft)
   (121.57 m / 115.82 m) x 12.19 m  x (6.10 / 6.79 m)

Machinery:
   Coal and oil fired boilers, complex reciprocating steam engines,
   Direct drive, 2 shafts, 10,848 ihp / 8,092 Kw = 20.00 kts
   Range 10,000nm at 10.00 kts
   Bunker at max displacement = 1,627 tons (90% coal)

Complement:
   306 - 399

Cost:
   £0.386 million / $1.546 million

Distribution of weights at normal displacement:
   Armament: 0 tons, 0.0 %
   Machinery: 1,705 tons, 32.6 %
   Hull, fittings & equipment: 1,288 tons, 24.6 %
   Fuel, ammunition & stores: 1,008 tons, 19.3 %
   Miscellaneous weights: 1,228 tons, 23.5 %
      - Hull below water: 300 tons
      - Hull above water: 243 tons
      - On freeboard deck: 650 tons
      - Above deck: 35 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     3,941 lbs / 1,788 Kg = 36.5 x 6 " / 152 mm shells or 0.8 torpedoes
   Stability (Unstable if below 1.00): 1.10
   Metacentric height 1.5 ft / 0.5 m
   Roll period: 13.7 seconds
   Steadiness   - As gun platform (Average = 50 %): 100 %
         - Recoil effect (Restricted arc if above 1.00): 0.00
   Seaboat quality  (Average = 1.00): 2.00

Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a round stern
   Block coefficient (normal/deep): 0.602 / 0.615
   Length to Beam Ratio: 9.50 : 1
   'Natural speed' for length: 19.49 kts
   Power going to wave formation at top speed: 47 %
   Trim (Max stability = 0, Max steadiness = 100): 50
   Bow angle (Positive = bow angles forward): 25.00 degrees
   Stern overhang: 10.00 ft / 3.05 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   25.00 %,  19.00 ft / 5.79 m,  16.50 ft / 5.03 m
      - Forward deck:   25.00 %,  16.50 ft / 5.03 m,  16.00 ft / 4.88 m
      - Aft deck:   35.00 %,  16.00 ft / 4.88 m,  16.00 ft / 4.88 m
      - Quarter deck:   15.00 %,  16.00 ft / 4.88 m,  16.00 ft / 4.88 m
      - Average freeboard:      16.44 ft / 5.01 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 117.2 %
      - Above water (accommodation/working, high = better): 111.6 %
   Waterplane Area: 11,138 Square feet or 1,035 Square metres
   Displacement factor (Displacement / loading): 113 %
   Structure weight / hull surface area: 59 lbs/sq ft or 290 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.91
      - Longitudinal: 2.33
      - Overall: 1.00
   Cramped machinery, storage, compartmentation space
   Adequate accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform
   Excellent seaboat, comfortable, rides out heavy weather easily

[Walter]

Nimrod, Norse exploration vessel laid down 1865


Displacement:
   581 t light; 598 t standard; 813 t normal; 986 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (136.20 ft / 126.00 ft) x 26.90 ft x (14.00 / 16.49 ft)
   (41.51 m / 38.40 m) x 8.20 m  x (4.27 / 5.03 m)

Machinery:
   Coal fired boilers, simple reciprocating steam engines,
   Direct drive, 1 shaft, 71 ihp / 53 Kw = 6.00 kts
   Range 8,000nm at 6.00 kts
   Bunker at max displacement = 388 tons (100% coal)

Complement:
   76 - 99

Cost:
   £0.023 million / $0.092 million

Distribution of weights at normal displacement:
   Armament: 0 tons, 0.0 %
   Machinery: 20 tons, 2.4 %
   Hull, fittings & equipment: 217 tons, 26.6 %
   Fuel, ammunition & stores: 232 tons, 28.5 %
   Miscellaneous weights: 345 tons, 42.4 %
      - Hull below water: 135 tons
      - Hull above water: 90 tons
      - On freeboard deck: 40 tons
      - Above deck: 80 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     1,159 lbs / 526 Kg = 17.2 x 6 " / 152 mm shells or 1.3 torpedoes
   Stability (Unstable if below 1.00): 1.24
   Metacentric height 1.0 ft / 0.3 m
   Roll period: 11.1 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.00
   Seaboat quality  (Average = 1.00): 2.00

Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a round stern
   Block coefficient (normal/deep): 0.600 / 0.617
   Length to Beam Ratio: 4.68 : 1
   'Natural speed' for length: 11.22 kts
   Power going to wave formation at top speed: 24 %
   Trim (Max stability = 0, Max steadiness = 100): 35
   Bow angle (Positive = bow angles forward): 30.00 degrees
   Stern overhang: 5.00 ft / 1.52 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  9.00 ft / 2.74 m,  7.50 ft / 2.29 m
      - Forward deck:   30.00 %,  7.50 ft / 2.29 m,  7.00 ft / 2.13 m
      - Aft deck:   35.00 %,  7.00 ft / 2.13 m,  7.25 ft / 2.21 m
      - Quarter deck:   15.00 %,  7.25 ft / 2.21 m,  8.00 ft / 2.44 m
      - Average freeboard:      7.43 ft / 2.27 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 39.3 %
      - Above water (accommodation/working, high = better): 43.7 %
   Waterplane Area: 2,425 Square feet or 225 Square metres
   Displacement factor (Displacement / loading): 212 %
   Structure weight / hull surface area: 52 lbs/sq ft or 254 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.85
      - Longitudinal: 4.26
      - Overall: 1.00
   Excellent machinery, storage, compartmentation space
   Extremely poor accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform
   Excellent seaboat, comfortable, rides out heavy weather easily



Actual base crew: 15-20 (divided by 5 instead of 10)

Hull below water (135 tons).
- 40 tons for expedition gear.
- 95 tons for extra stores.
Hull above water (90 tons).
- 8 tons for expedition leader cabin.
- 28 tons for 7 scientists and/or senior expedition members.
- 48 tons for 32 other expedition members.
- 6 tons for climate control.
On deck (40 tons).
- 10 tons for extra boats and davits.
- 25 tons for expedition gear stored on deck.
- 5 tons for cargo hold crane.
Above deck (80 tons).
- 80 tons for sails and rigging (sailing speed 10.45 knots)

[Walter]

Morgenen, Norse exploration support vessel laid down 1870


Displacement:
   849 t light; 872 t standard; 1,187 t normal; 1,438 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (138.77 ft / 128.00 ft) x 31.50 ft x (17.00 / 20.03 ft)
   (42.30 m / 39.01 m) x 9.60 m  x (5.18 / 6.11 m)

Machinery:
   Coal fired boilers, simple reciprocating steam engines,
   Direct drive, 1 shaft, 146 ihp / 109 Kw = 7.00 kts
   Range 8,000nm at 7.00 kts
   Bunker at max displacement = 566 tons (100% coal)

Complement:
   100 - 131

Cost:
   £0.035 million / $0.139 million

Distribution of weights at normal displacement:
   Armament: 0 tons, 0.0 %
   Machinery: 36 tons, 3.0 %
   Hull, fittings & equipment: 273 tons, 23.0 %
   Fuel, ammunition & stores: 338 tons, 28.5 %
   Miscellaneous weights: 540 tons, 45.5 %
      - Hull below water: 240 tons
      - Hull above water: 140 tons
      - On freeboard deck: 60 tons
      - Above deck: 100 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     1,588 lbs / 720 Kg = 21.0 x 6 " / 152 mm shells or 1.3 torpedoes
   Stability (Unstable if below 1.00): 1.31
   Metacentric height 1.4 ft / 0.4 m
   Roll period: 11.1 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.00
   Seaboat quality  (Average = 1.00): 2.00

Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a round stern
   Block coefficient (normal/deep): 0.606 / 0.623
   Length to Beam Ratio: 4.06 : 1
   'Natural speed' for length: 11.31 kts
   Power going to wave formation at top speed: 32 %
   Trim (Max stability = 0, Max steadiness = 100): 35
   Bow angle (Positive = bow angles forward): 30.00 degrees
   Stern overhang: 5.00 ft / 1.52 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  10.00 ft / 3.05 m,  8.00 ft / 2.44 m
      - Forward deck:   30.00 %,  8.00 ft / 2.44 m,  7.50 ft / 2.29 m
      - Aft deck:   35.00 %,  7.50 ft / 2.29 m,  7.50 ft / 2.29 m
      - Quarter deck:   15.00 %,  7.50 ft / 2.29 m,  8.00 ft / 2.44 m
      - Average freeboard:      7.87 ft / 2.40 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 45.8 %
      - Above water (accommodation/working, high = better): 42.1 %
   Waterplane Area: 2,904 Square feet or 270 Square metres
   Displacement factor (Displacement / loading): 194 %
   Structure weight / hull surface area: 55 lbs/sq ft or 270 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.83
      - Longitudinal: 5.17
      - Overall: 1.00
   Excellent machinery, storage, compartmentation space
   Extremely poor accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform
   Excellent seaboat, comfortable, rides out heavy weather easily


Actual base crew: 20-26 (divided by 5 instead of 10)

Hull below water (240 tons).
- 240 tons for supplies.
Hull above water (140 tons).
- 131 tons for supplies.
- 9 tons for climate control.
On deck (60 tons).
- 20 tons for extra boats and davits.
- 35 tons for supplies stored on deck.
- 5 tons for cargo hold crane.
Above deck (100 tons).
- 100 tons for sails and rigging (sailing speed 9.08 knots)

[Walter]

Terra Nova, Norse exploration vessel laid down 1884


Displacement:
   1,224 t light; 1,257 t standard; 1,650 t normal; 1,964 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (187.93 ft / 176.00 ft) x 31.40 ft x (19.00 / 21.94 ft)
   (57.28 m / 53.64 m) x 9.57 m  x (5.79 / 6.69 m)

Machinery:
   Coal fired boilers, simple reciprocating steam engines,
   Direct drive, 1 shaft, 244 ihp / 182 Kw = 8.00 kts
   Range 10,000nm at 8.00 kts
   Bunker at max displacement = 707 tons (100% coal)

Complement:
   129 - 168

Cost:
   £0.050 million / $0.198 million

Distribution of weights at normal displacement:
   Armament: 0 tons, 0.0 %
   Machinery: 48 tons, 2.9 %
   Hull, fittings & equipment: 355 tons, 21.5 %
   Fuel, ammunition & stores: 426 tons, 25.8 %
   Miscellaneous weights: 822 tons, 49.8 %
      - Hull below water: 350 tons
      - Hull above water: 200 tons
      - On freeboard deck: 80 tons
      - Above deck: 192 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     2,636 lbs / 1,196 Kg = 26.8 x 6 " / 152 mm shells or 1.5 torpedoes
   Stability (Unstable if below 1.00): 1.08
   Metacentric height 1.0 ft / 0.3 m
   Roll period: 13.1 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.00
   Seaboat quality  (Average = 1.00): 2.00

Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a round stern
   Block coefficient (normal/deep): 0.550 / 0.567
   Length to Beam Ratio: 5.61 : 1
   'Natural speed' for length: 13.27 kts
   Power going to wave formation at top speed: 26 %
   Trim (Max stability = 0, Max steadiness = 100): 35
   Bow angle (Positive = bow angles forward): 30.00 degrees
   Stern overhang: 5.00 ft / 1.52 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  12.00 ft / 3.66 m,  9.50 ft / 2.90 m
      - Forward deck:   30.00 %,  9.50 ft / 2.90 m,  9.00 ft / 2.74 m
      - Aft deck:   35.00 %,  9.00 ft / 2.74 m,  9.00 ft / 2.74 m
      - Quarter deck:   15.00 %,  9.00 ft / 2.74 m,  9.50 ft / 2.90 m
      - Average freeboard:      9.41 ft / 2.87 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 46.8 %
      - Above water (accommodation/working, high = better): 50.3 %
   Waterplane Area: 3,741 Square feet or 348 Square metres
   Displacement factor (Displacement / loading): 180 %
   Structure weight / hull surface area: 50 lbs/sq ft or 246 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.85
      - Longitudinal: 4.00
      - Overall: 1.00
   Excellent machinery, storage, compartmentation space
   Cramped accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform
   Excellent seaboat, comfortable, rides out heavy weather easily


Actual base crew: 26-34 (divided by 5 instead of 10)

Hull below water (350 tons).
- 100 tons for expedition gear.
- 250 tons for extra stores.
Hull above water (200 tons).
- 24 tons for 3 expedition leader cabins.
- 48 tons for 12 scientists and/or senior expedition members.
- 75 tons for 50 other expedition members.
- 13 tons for climate control.
- 40 tons for extra stores.
On deck (80 tons).
- 20 tons for extra boats and davits.
- 55 tons for expedition gear stored on deck.
- 5 tons for cargo hold crane.
Above deck (192 tons).
- 192 tons for sails and rigging (sailing speed 13.27 knots)

[Walter]

Fram, Norse exploration vessel laid down 1892


Displacement:
   685 t light; 702 t standard; 865 t normal; 995 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (136.55 ft / 118.90 ft) x 34.00 ft x (11.50 / 12.99 ft)
   (41.62 m / 36.24 m) x 10.36 m  x (3.51 / 3.96 m)

Armament:
      84 - 0.26" / 6.5 mm 117.0 cal guns - 0.01lbs / 0.00kg shells, 500 per gun
     Breech loading guns in deck mounts, 1892 Model
     84 x Single mounts on sides, evenly spread
      Weight of broadside 1 lbs / 0 kg

Machinery:
   Coal fired boilers, simple reciprocating steam engines,
   Direct drive, 1 shaft, 104 ihp / 77 Kw = 7.00 kts
   Range 10,000nm at 7.00 kts
   Bunker at max displacement = 292 tons (100% coal)

Complement:
   79 - 103

Cost:
   £0.029 million / $0.117 million

Distribution of weights at normal displacement:
   Armament: 6 tons, 0.7 %
      - Guns: 6 tons, 0.7 %
   Machinery: 20 tons, 2.3 %
   Hull, fittings & equipment: 230 tons, 26.6 %
   Fuel, ammunition & stores: 180 tons, 20.8 %
   Miscellaneous weights: 429 tons, 49.6 %
      - Hull below water: 150 tons
      - Hull above water: 122 tons
      - On freeboard deck: 70 tons
      - Above deck: 87 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     2,162 lbs / 981 Kg = 257,995.1 x 0.3 " / 7 mm shells or 1.4 torpedoes
   Stability (Unstable if below 1.00): 1.34
   Metacentric height 1.7 ft / 0.5 m
   Roll period: 11.1 seconds
   Steadiness   - As gun platform (Average = 50 %): 100 %
         - Recoil effect (Restricted arc if above 1.00): 0.00
   Seaboat quality  (Average = 1.00): 2.00

Hull form characteristics:
   Hull has rise aft of midbreak,
     a normal bow and a round stern
   Block coefficient (normal/deep): 0.651 / 0.663
   Length to Beam Ratio: 3.50 : 1
   'Natural speed' for length: 10.90 kts
   Power going to wave formation at top speed: 36 %
   Trim (Max stability = 0, Max steadiness = 100): 50
   Bow angle (Positive = bow angles forward): 32.50 degrees
   Stern overhang: 9.50 ft / 2.90 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   21.00 %,  12.80 ft / 3.90 m,  9.10 ft / 2.77 m
      - Forward deck:   35.00 %,  9.10 ft / 2.77 m,  7.00 ft / 2.13 m
      - Aft deck:   29.30 %,  10.60 ft / 3.23 m,  11.80 ft / 3.60 m
      - Quarter deck:   14.70 %,  11.80 ft / 3.60 m,  13.70 ft / 4.18 m
      - Average freeboard:      10.20 ft / 3.11 m

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 45.3 %
      - Above water (accommodation/working, high = better): 69.9 %
   Waterplane Area: 3,057 Square feet or 284 Square metres
   Displacement factor (Displacement / loading): 175 %
   Structure weight / hull surface area: 50 lbs/sq ft or 244 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 1.03
      - Longitudinal: 7.01
      - Overall: 1.25
   Excellent machinery, storage, compartmentation space
   Cramped accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform
   Excellent seaboat, comfortable, can fire her guns in the heaviest weather

Actual base crew: 16-21 (divided by 5 instead of 10)

Hull below water (150 tons).
- 60 tons for expedition gear.
- 90 tons for extra stores.
Hull above water (122 tons).
- 24 tons for 3 expedition leader cabin.
- 40 tons for 10 scientists and/or senior expedition members.
- 51 tons for 34 other expedition members.
- 7 tons for climate control.
On deck (70 tons).
- 10 tons for extra boats and davits.
- 55 tons for expedition gear stored on deck.
- 5 tons for cargo hold crane.
Above deck (87 tons).
- 87 tons for sails and rigging (sailing speed 10.45 knots).

[Walter]

Discovery, Norse exploration vessel laid down 1900


Displacement:
   1,224 t light; 1,256 t standard; 1,584 t normal; 1,846 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (190.42 ft / 172.00 ft) x 33.00 ft x (15.00 / 17.14 ft)
   (58.04 m / 52.43 m) x 10.06 m  x (4.57 / 5.22 m)

Machinery:
   Coal fired boilers, complex reciprocating steam engines,
   Direct drive, 1 shaft, 224 ihp / 167 Kw = 8.00 kts
   Range 12,350nm at 8.00 kts
   Bunker at max displacement = 590 tons (100% coal)

Complement:
   125 - 163

Cost:
   £0.048 million / $0.191 million

Distribution of weights at normal displacement:
   Armament: 0 tons, 0.0 %
   Machinery: 35 tons, 2.2 %
   Hull, fittings & equipment: 364 tons, 23.0 %
   Fuel, ammunition & stores: 359 tons, 22.7 %
   Miscellaneous weights: 825 tons, 52.1 %
      - Hull below water: 300 tons
      - Hull above water: 200 tons
      - On freeboard deck: 80 tons
      - Above deck: 245 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     3,441 lbs / 1,561 Kg = 31.9 x 6 " / 152 mm shells or 1.8 torpedoes
   Stability (Unstable if below 1.00): 1.16
   Metacentric height 1.3 ft / 0.4 m
   Roll period: 12.4 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.00
   Seaboat quality  (Average = 1.00): 2.00

Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a round stern
   Block coefficient (normal/deep): 0.651 / 0.664
   Length to Beam Ratio: 5.21 : 1
   'Natural speed' for length: 13.11 kts
   Power going to wave formation at top speed: 29 %
   Trim (Max stability = 0, Max steadiness = 100): 35
   Bow angle (Positive = bow angles forward): 32.50 degrees
   Stern overhang: 9.50 ft / 2.90 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  14.00 ft / 4.27 m,  10.00 ft / 3.05 m
      - Forward deck:   30.00 %,  10.00 ft / 3.05 m,  9.00 ft / 2.74 m
      - Aft deck:   35.00 %,  9.00 ft / 2.74 m,  9.50 ft / 2.90 m
      - Quarter deck:   15.00 %,  9.50 ft / 2.90 m,  10.50 ft / 3.20 m
      - Average freeboard:      9.91 ft / 3.02 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 42.8 %
      - Above water (accommodation/working, high = better): 61.2 %
   Waterplane Area: 4,292 Square feet or 399 Square metres
   Displacement factor (Displacement / loading): 177 %
   Structure weight / hull surface area: 52 lbs/sq ft or 252 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 1.09
      - Longitudinal: 4.10
      - Overall: 1.25
   Excellent machinery, storage, compartmentation space
   Cramped accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform
   Excellent seaboat, comfortable, rides out heavy weather easily

Actual base crew: 25-33 (divided by 5 instead of 10)

Hull below water (300 tons).
- 100 tons for expedition gear.
- 200 tons for extra stores.
Hull above water (200 tons).
- 24 tons for 3 expedition leader cabins.
- 60 tons for 15 scientists and/or senior expedition members.
- 60 tons for 40 other expedition members.
- 43 tons for extra stores.
- 13 tons for climate control.
On deck (80 tons).
- 20 tons for extra boats and davits.
- 55 tons for expedition gear stored on deck.
- 5 tons for cargo hold crane.
Above deck (245 tons).
- 245 tons for sails and rigging (sailing speed 15.07 knots)

[Walter]

Explorer, Norse exploration vessel laid down 1905
(no image for this one; slightly modified version of the exploration vessel Zheng He which I created for China and which is a 'slightly' bigger version of the Discovery)

Displacement:
   1,977 t light; 2,028 t standard; 2,556 t normal; 2,978 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (242.93 ft / 230.00 ft) x 38.00 ft x (17.00 / 19.36 ft)
   (74.04 m / 70.10 m) x 11.58 m  x (5.18 / 5.90 m)

Machinery:
   Coal and oil fired boilers, complex reciprocating steam engines,
   Direct drive, 1 shaft, 627 ihp / 467 Kw = 10.00 kts
   Range 10,000nm at 10.00 kts
   Bunker at max displacement = 950 tons (90% coal)

Complement:
   179 - 233

Cost:
   £0.082 million / $0.327 million

Distribution of weights at normal displacement:
   Armament: 0 tons, 0.0 %
   Machinery: 90 tons, 3.5 %
   Hull, fittings & equipment: 732 tons, 28.6 %
   Fuel, ammunition & stores: 579 tons, 22.6 %
   Miscellaneous weights: 1,155 tons, 45.2 %
      - Hull below water: 350 tons
      - Hull above water: 250 tons
      - On freeboard deck: 120 tons
      - Above deck: 435 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     5,717 lbs / 2,593 Kg = 410,422.1 x 6 " / 152 mm shells or 2.4 torpedoes
   Stability (Unstable if below 1.00): 1.09
   Metacentric height 1.4 ft / 0.4 m
   Roll period: 13.5 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.00
   Seaboat quality  (Average = 1.00): 1.75

Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a round stern
   Block coefficient (normal/deep): 0.602 / 0.616
   Length to Beam Ratio: 6.05 : 1
   'Natural speed' for length: 15.17 kts
   Power going to wave formation at top speed: 30 %
   Trim (Max stability = 0, Max steadiness = 100): 40
   Bow angle (Positive = bow angles forward): 30.00 degrees
   Stern overhang: 6.00 ft / 1.83 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  12.00 ft / 3.66 m,  9.50 ft / 2.90 m
      - Forward deck:   35.00 %,  9.50 ft / 2.90 m,  9.00 ft / 2.74 m
      - Aft deck:   25.00 %,  9.00 ft / 2.74 m,  9.00 ft / 2.74 m
      - Quarter deck:   20.00 %,  9.00 ft / 2.74 m,  9.50 ft / 2.90 m
      - Average freeboard:      9.44 ft / 2.88 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 38.3 %
      - Above water (accommodation/working, high = better): 61.0 %
   Waterplane Area: 6,266 Square feet or 582 Square metres
   Displacement factor (Displacement / loading): 191 %
   Structure weight / hull surface area: 73 lbs/sq ft or 355 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 1.38
      - Longitudinal: 3.22
      - Overall: 1.50
   Excellent machinery, storage, compartmentation space
   Cramped accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform
   Excellent seaboat, comfortable, rides out heavy weather easily


Actual base crew: 36-47 (divided by 5 instead of 10)

Hull below water (350 tons).
- 25 tons for reserve long range wireless radio.
- 10 tons for reserve short range wireless radio.
- 10 tons for expedition short range wireless.
- 120 tons for expedition gear.
- 185 tons for extra stores.
Hull above water (250 tons).
- 30 tons for 3 expedition leader cabins.
- 60 tons for 12 scientists and/or senior expedition members.
- 90 tons for 45 other expedition members.
- 50 tons for extra stores.
- 20 tons for climate control.
On deck (120 tons).
- 20 tons for extra boats and davits.
- 95 tons for expedition gear stored on deck.
- 5 tons for cargo hold crane.
Above deck (435 tons).
- 400 tons for sails and rigging (sailing speed 16.70 knots)
- 10 tons for short range wireless
- 25 tons for long range wireless

[Walter]

ML-1 class, Norse minelayer laid down 1900

Displacement:
   666 t light; 684 t standard; 800 t normal; 893 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (220.96 ft / 220.00 ft) x 26.00 ft x (11.00 / 11.94 ft)
   (67.35 m / 67.06 m) x 7.92 m  x (3.35 / 3.64 m)

Armament:
      2 - 2.24" / 57.0 mm 45.0 cal guns - 5.70lbs / 2.58kg shells, 350 per gun
     Breech loading guns in deck mounts, 1900 Model
     2 x Single mounts on centreline ends, evenly spread
      Weight of broadside 11 lbs / 5 kg

Machinery:
   Coal and oil fired boilers, complex reciprocating steam engines,
   Direct drive, 1 shaft, 1,150 ihp / 858 Kw = 14.50 kts
   Range 4,000nm at 10.00 kts
   Bunker at max displacement = 209 tons (90% coal)

Complement:
   74 - 97

Cost:
   £0.049 million / $0.195 million

Distribution of weights at normal displacement:
   Armament: 2 tons, 0.3 %
      - Guns: 2 tons, 0.3 %
   Machinery: 178 tons, 22.2 %
   Hull, fittings & equipment: 241 tons, 30.1 %
   Fuel, ammunition & stores: 134 tons, 16.8 %
   Miscellaneous weights: 245 tons, 30.6 %
      - Hull above water: 10 tons
      - On freeboard deck: 200 tons
      - Above deck: 35 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     1,240 lbs / 562 Kg = 219.4 x 2.2 " / 57 mm shells or 0.7 torpedoes
   Stability (Unstable if below 1.00): 1.09
   Metacentric height 0.8 ft / 0.2 m
   Roll period: 12.3 seconds
   Steadiness   - As gun platform (Average = 50 %): 50 %
         - Recoil effect (Restricted arc if above 1.00): 0.02
   Seaboat quality  (Average = 1.00): 2.00

Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a round stern
   Block coefficient (normal/deep): 0.445 / 0.458
   Length to Beam Ratio: 8.46 : 1
   'Natural speed' for length: 14.83 kts
   Power going to wave formation at top speed: 39 %
   Trim (Max stability = 0, Max steadiness = 100): 25
   Bow angle (Positive = bow angles forward): 5.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  11.00 ft / 3.35 m,  10.00 ft / 3.05 m
      - Forward deck:   30.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Aft deck:   35.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Quarter deck:   15.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Average freeboard:      10.08 ft / 3.07 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 75.3 %
      - Above water (accommodation/working, high = better): 89.0 %
   Waterplane Area: 3,459 Square feet or 321 Square metres
   Displacement factor (Displacement / loading): 132 %
   Structure weight / hull surface area: 36 lbs/sq ft or 173 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.89
      - Longitudinal: 2.74
      - Overall: 1.00
   Excellent machinery, storage, compartmentation space
   Cramped accommodation and workspace room
   Excellent seaboat, comfortable, can fire her guns in the heaviest weather

[Walter]

MS-1 class, Norse minesweeper laid down 1905

Displacement:
   98 t light; 101 t standard; 128 t normal; 149 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (80.57 ft / 80.00 ft) x 19.00 ft x (7.00 / 7.83 ft)
   (24.56 m / 24.38 m) x 5.79 m  x (2.13 / 2.39 m)

Armament:
      1 - 1.85" / 47.0 mm 50.0 cal gun - 3.35lbs / 1.52kg shells, 400 per gun
     Breech loading gun in deck and hoist mount, 1905 Model
     1 x Single mount on centreline forward
      Weight of broadside 3 lbs / 2 kg

Machinery:
   Coal and oil fired boilers, steam turbines,
   Direct drive, 1 shaft, 272 shp / 203 Kw = 12.00 kts
   Range 2,000nm at 10.00 kts
   Bunker at max displacement = 48 tons (90% coal)

Complement:
   18 - 24

Cost:
   £0.007 million / $0.028 million

Distribution of weights at normal displacement:
   Armament: 1 tons, 1.0 %
      - Guns: 1 tons, 1.0 %
   Machinery: 22 tons, 17.5 %
   Hull, fittings & equipment: 34 tons, 26.8 %
   Fuel, ammunition & stores: 30 tons, 23.5 %
   Miscellaneous weights: 40 tons, 31.3 %
      - Hull above water: 10 tons
      - On freeboard deck: 20 tons
      - Above deck: 10 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     216 lbs / 98 Kg = 68.3 x 1.9 " / 47 mm shells or 0.4 torpedoes
   Stability (Unstable if below 1.00): 1.15
   Metacentric height 0.5 ft / 0.2 m
   Roll period: 10.9 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.04
   Seaboat quality  (Average = 1.00): 1.22

Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a round stern
   Block coefficient (normal/deep): 0.421 / 0.439
   Length to Beam Ratio: 4.21 : 1
   'Natural speed' for length: 8.94 kts
   Power going to wave formation at top speed: 64 %
   Trim (Max stability = 0, Max steadiness = 100): 57
   Bow angle (Positive = bow angles forward): 5.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  6.50 ft / 1.98 m,  6.00 ft / 1.83 m
      - Forward deck:   30.00 %,  6.00 ft / 1.83 m,  6.00 ft / 1.83 m
      - Aft deck:   35.00 %,  6.00 ft / 1.83 m,  6.00 ft / 1.83 m
      - Quarter deck:   15.00 %,  6.00 ft / 1.83 m,  6.00 ft / 1.83 m
      - Average freeboard:      6.04 ft / 1.84 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 69.7 %
      - Above water (accommodation/working, high = better): 57.1 %
   Waterplane Area: 899 Square feet or 84 Square metres
   Displacement factor (Displacement / loading): 144 %
   Structure weight / hull surface area: 23 lbs/sq ft or 111 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.81
      - Longitudinal: 6.14
      - Overall: 1.00
   Excellent machinery, storage, compartmentation space
   Cramped accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform
   Good seaboat, rides out heavy weather easily

[Walter]

ML-9 class, Norse minelayer laid down 1907

Displacement:
   671 t light; 688 t standard; 775 t normal; 844 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (220.96 ft / 220.00 ft) x 26.00 ft x (11.00 / 11.71 ft)
   (67.35 m / 67.06 m) x 7.92 m  x (3.35 / 3.57 m)

Armament:
      2 - 2.24" / 57.0 mm 45.0 cal guns - 5.70lbs / 2.58kg shells, 350 per gun
     Breech loading guns in deck mounts, 1907 Model
     2 x Single mounts on centreline ends, evenly spread
      Weight of broadside 11 lbs / 5 kg

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 1 shaft, 3,881 shp / 2,895 Kw = 20.00 kts
   Range 4,000nm at 10.00 kts
   Bunker at max displacement = 155 tons

Complement:
   73 - 95

Cost:
   £0.055 million / $0.220 million

Distribution of weights at normal displacement:
   Armament: 2 tons, 0.3 %
      - Guns: 2 tons, 0.3 %
   Machinery: 221 tons, 28.5 %
   Hull, fittings & equipment: 253 tons, 32.7 %
   Fuel, ammunition & stores: 104 tons, 13.4 %
   Miscellaneous weights: 195 tons, 25.2 %
      - Hull above water: 10 tons
      - On freeboard deck: 150 tons
      - Above deck: 35 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     986 lbs / 447 Kg = 174.5 x 2.2 " / 57 mm shells or 0.5 torpedoes
   Stability (Unstable if below 1.00): 1.09
   Metacentric height 0.8 ft / 0.2 m
   Roll period: 12.3 seconds
   Steadiness   - As gun platform (Average = 50 %): 52 %
         - Recoil effect (Restricted arc if above 1.00): 0.02
   Seaboat quality  (Average = 1.00): 1.62

Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a round stern
   Block coefficient (normal/deep): 0.431 / 0.441
   Length to Beam Ratio: 8.46 : 1
   'Natural speed' for length: 14.83 kts
   Power going to wave formation at top speed: 56 %
   Trim (Max stability = 0, Max steadiness = 100): 32
   Bow angle (Positive = bow angles forward): 5.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  11.00 ft / 3.35 m,  10.50 ft / 3.20 m
      - Forward deck:   30.00 %,  10.50 ft / 3.20 m,  10.50 ft / 3.20 m
      - Aft deck:   35.00 %,  10.50 ft / 3.20 m,  10.50 ft / 3.20 m
      - Quarter deck:   15.00 %,  10.50 ft / 3.20 m,  10.50 ft / 3.20 m
      - Average freeboard:      10.54 ft / 3.21 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 95.3 %
      - Above water (accommodation/working, high = better): 93.5 %
   Waterplane Area: 3,414 Square feet or 317 Square metres
   Displacement factor (Displacement / loading): 121 %
   Structure weight / hull surface area: 36 lbs/sq ft or 178 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.88
      - Longitudinal: 3.27
      - Overall: 1.00
   Adequate machinery, storage, compartmentation space
   Adequate accommodation and workspace room
   Excellent seaboat, comfortable, can fire her guns in the heaviest weather