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1

Wednesday, December 16th 2009, 4:46am

Latvian Destroyers

Varonis Class
- Varonis
- Milet
- Vermele
- Tomats
- Krievija

Pieplitisa Class
- Pieplitisa

Neuzvarem Class
- Neuzvarem

Leone Class
- Leone
- Tigre
- Panthera

Ronis Class
- Ronis
- Spidola

This post has been edited 4 times, last edit by "TexanCowboy" (Jan 17th 2011, 1:29am)


2

Saturday, January 30th 2010, 5:23pm

Pieplitisa, Latvian Destroyer laid down 1938

Displacement:
2,251 t light; 2,395 t standard; 2,685 t normal; 2,917 t full load

Dimensions: Length overall / water x beam x draught
434.51 ft / 426.51 ft x 39.37 ft x 11.91 ft (normal load)
132.44 m / 130.00 m x 12.00 m x 3.63 m

Armament:
6 - 5.12" / 130 mm guns (3x2 guns), 66.14lbs / 30.00kg shells, 1938 Model
Dual purpose guns in deck mounts with hoists
on centreline ends, majority forward, 1 raised mount - superfiring
24 - 1.46" / 37.0 mm guns (12x2 guns), 1.55lbs / 0.70kg shells, 1938 Model
Anti-aircraft guns in deck mounts
on side, all amidships, 6 raised mounts - superfiring
4 - 0.91" / 23.0 mm guns in single mounts, 0.37lbs / 0.17kg shells, 1938 Model
Machine guns in deck mounts
on side, evenly spread
Weight of broadside 436 lbs / 198 kg
Shells per gun, main battery: 350
8 - 25.6" / 650.24 mm above water torpedoes

Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 2.00" / 51 mm 1.00" / 25 mm 1.00" / 25 mm
2nd: 0.50" / 13 mm - -
3rd: 0.50" / 13 mm - -

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 52,148 shp / 38,902 Kw = 35.00 kts
Range 6,500nm at 14.00 kts
Bunker at max displacement = 522 tons

Complement:
186 - 242

Cost:
£1.715 million / $6.861 million

Distribution of weights at normal displacement:
Armament: 55 tons, 2.1 %
Armour: 32 tons, 1.2 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 32 tons, 1.2 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 0 tons, 0.0 %
Machinery: 1,280 tons, 47.7 %
Hull, fittings & equipment: 814 tons, 30.3 %
Fuel, ammunition & stores: 434 tons, 16.1 %
Miscellaneous weights: 70 tons, 2.6 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
845 lbs / 383 Kg = 12.6 x 5.1 " / 130 mm shells or 0.4 torpedoes
Stability (Unstable if below 1.00): 1.37
Metacentric height 2.2 ft / 0.7 m
Roll period: 11.3 seconds
Steadiness - As gun platform (Average = 50 %): 52 %
- Recoil effect (Restricted arc if above 1.00): 0.41
Seaboat quality (Average = 1.00): 1.05

Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.470
Length to Beam Ratio: 10.83 : 1
'Natural speed' for length: 23.51 kts
Power going to wave formation at top speed: 66 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 20.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 21.98 ft / 6.70 m
- Forecastle (25 %): 21.33 ft / 6.50 m
- Mid (50 %): 20.01 ft / 6.10 m (13.12 ft / 4.00 m aft of break)
- Quarterdeck (15 %): 13.12 ft / 4.00 m
- Stern: 13.12 ft / 4.00 m
- Average freeboard: 17.13 ft / 5.22 m
Ship tends to be wet forward

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 174.6 %
- Above water (accommodation/working, high = better): 96.6 %
Waterplane Area: 11,319 Square feet or 1,052 Square metres
Displacement factor (Displacement / loading): 79 %
Structure weight / hull surface area: 39 lbs/sq ft or 190 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.50
- Longitudinal: 1.48
- Overall: 0.55
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is adequate

8t- 24 depth charges

3

Friday, February 12th 2010, 12:05am

The new Neuzvarum, a ship built to modifed Kyustenstil specifications, sacificing torpedoes for AA power. This ship is notable in the fact that it has a torpedo fire control system that can be fired using the radar signal's. This may prove to be useful in night conditions.


Orginal by thesmillingassasin, modified by Brockpaine

Neuzvarum, Bulgarian-built Latvian Contradestroyer laid down 1938

Displacement:
2,383 t light; 2,536 t standard; 2,830 t normal; 3,066 t full load

Dimensions: Length overall / water x beam x draught
449.47 ft / 433.07 ft x 41.01 ft x 13.94 ft (normal load)
137.00 m / 132.00 m x 12.50 m x 4.25 m

Armament:
8 - 5.12" / 130 mm guns (4x2 guns), 67.03lbs / 30.41kg shells, 1940 Model
Automatic rapid fire guns in deck mounts with hoists
on centreline ends, evenly spread, 2 raised mounts - superfiring
12 - 1.46" / 37.0 mm guns (6x2 guns), 1.55lbs / 0.70kg shells, 1938 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, all raised mounts
16 - 0.79" / 20.0 mm guns (8x2 guns), 0.24lbs / 0.11kg shells, 1938 Model
Machine guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 559 lbs / 253 kg
Shells per gun, main battery: 300
10 - 25.6" / 650 mm above water torpedoes

Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 1.38" / 35 mm 0.98" / 25 mm 1.38" / 35 mm
2nd: 0.79" / 20 mm 0.79" / 20 mm -
3rd: 0.79" / 20 mm 0.79" / 20 mm -

- Conning tower: 3.15" / 80 mm

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 50,970 shp / 38,024 Kw = 35.00 kts
Range 5,500nm at 15.00 kts
Bunker at max displacement = 530 tons

Complement:
193 - 252

Cost:
£1.858 million / $7.432 million

Distribution of weights at normal displacement:
Armament: 83 tons, 2.9 %
Armour: 59 tons, 2.1 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 45 tons, 1.6 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 14 tons, 0.5 %
Machinery: 1,259 tons, 44.5 %
Hull, fittings & equipment: 912 tons, 32.2 %
Fuel, ammunition & stores: 447 tons, 15.8 %
Miscellaneous weights: 70 tons, 2.5 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
839 lbs / 380 Kg = 12.5 x 5.1 " / 130 mm shells or 0.4 torpedoes
Stability (Unstable if below 1.00): 1.14
Metacentric height 1.7 ft / 0.5 m
Roll period: 13.3 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.64
Seaboat quality (Average = 1.00): 1.11

Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.400
Length to Beam Ratio: 10.56 : 1
'Natural speed' for length: 23.96 kts
Power going to wave formation at top speed: 63 %
Trim (Max stability = 0, Max steadiness = 100): 63
Bow angle (Positive = bow angles forward): 27.75 degrees
Stern overhang: 1.64 ft / 0.50 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 28.05 ft / 8.55 m
- Forecastle (20 %): 21.00 ft / 6.40 m
- Mid (40 %): 21.00 ft / 6.40 m (14.01 ft / 4.27 m aft of break)
- Quarterdeck (15 %): 14.01 ft / 4.27 m
- Stern: 14.01 ft / 4.27 m
- Average freeboard: 17.37 ft / 5.29 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 170.4 %
- Above water (accommodation/working, high = better): 76.7 %
Waterplane Area: 11,346 Square feet or 1,054 Square metres
Displacement factor (Displacement / loading): 79 %
Structure weight / hull surface area: 43 lbs/sq ft or 208 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.50
- Longitudinal: 1.60
- Overall: 0.56
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is cramped
Ship has slow, easy roll, a good, steady gun platform

Breakdown of Miscellaneous Weights:
- 30 tons for torpedo reloads
- 5 tons for hydrophones
- 10 tons for assorted electronic gear
- 15 tons for depth charges (70x420-lb bombs)
- 10 tons extra gear for guns

This post has been edited 1 times, last edit by "TexanCowboy" (Mar 27th 2010, 4:05pm)


4

Monday, May 24th 2010, 12:28am

Leone Class

Formerly owned by Italy, the Leone class was bought by Latvia in 1939 in order to bolster the battlefleet escort of the Latvian Baltic Fleet. The orginal version can be seen here.


Leone, Latvia Contradestroyer laid down 1917 (Engine 1939)

Displacement:
2,393 t light; 2,536 t standard; 2,695 t normal; 2,823 t full load

Dimensions: Length overall / water x beam x draught
405.72 ft / 393.70 ft x 39.70 ft x 15.09 ft (normal load)
123.66 m / 120.00 m x 12.10 m x 4.60 m

Armament:
6 - 5.12" / 130 mm guns (3x2 guns), 67.11lbs / 30.44kg shells, 1940 Model
Automatic rapid fire guns in deck mounts with hoists
on centreline ends, majority aft, 1 raised mount aft - superfiring
2 - 5.12" / 130 mm guns (1x2 guns), 67.11lbs / 30.44kg shells, 1940 Model
Automatic rapid fire guns in a deck mount with hoist
on centreline amidships
4 - 1.46" / 37.1 mm guns (1x4 guns), 0.00lbs / 0.00kg shells, 1939 Model
Anti-aircraft guns in a deck mount with hoist
on centreline forward, all raised guns
8 - 1.46" / 37.1 mm guns (4x2 guns), 1.56lbs / 0.71kg shells, 1939 Model
Anti-aircraft guns in deck mounts with hoists
on side, evenly spread
Weight of broadside 549 lbs / 249 kg
Shells per gun, main battery: 275
4 - 21.7" / 551.18 mm above water torpedoes

Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 2.00" / 51 mm 1.50" / 38 mm 5.00" / 127 mm
2nd: 2.00" / 51 mm 1.50" / 38 mm 5.00" / 127 mm
3rd: - - 1.00" / 25 mm

- Conning tower: 2.76" / 70 mm

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 55,000 shp / 41,030 Kw = 35.50 kts
Range 3,000nm at 15.00 kts
Bunker at max displacement = 287 tons

Complement:
186 - 243

Cost:
£0.604 million / $2.416 million

Distribution of weights at normal displacement:
Armament: 83 tons, 3.1 %
Armour: 65 tons, 2.4 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 54 tons, 2.0 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 12 tons, 0.4 %
Machinery: 1,277 tons, 47.4 %
Hull, fittings & equipment: 917 tons, 34.0 %
Fuel, ammunition & stores: 303 tons, 11.2 %
Miscellaneous weights: 50 tons, 1.9 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
753 lbs / 342 Kg = 11.2 x 5.1 " / 130 mm shells or 0.4 torpedoes
Stability (Unstable if below 1.00): 1.20
Metacentric height 1.7 ft / 0.5 m
Roll period: 12.6 seconds
Steadiness - As gun platform (Average = 50 %): 51 %
- Recoil effect (Restricted arc if above 1.00): 0.63
Seaboat quality (Average = 1.00): 1.01

Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.400
Length to Beam Ratio: 9.92 : 1
'Natural speed' for length: 22.97 kts
Power going to wave formation at top speed: 67 %
Trim (Max stability = 0, Max steadiness = 100): 50
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: 24.00 ft / 7.32 m
- Forecastle (20 %): 18.00 ft / 5.49 m
- Mid (50 %): 18.00 ft / 5.49 m (17.00 ft / 5.18 m aft of break)
- Quarterdeck (15 %): 17.00 ft / 5.18 m
- Stern: 16.00 ft / 4.88 m
- Average freeboard: 17.91 ft / 5.46 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 179.8 %
- Above water (accommodation/working, high = better): 144.9 %
Waterplane Area: 9,985 Square feet or 928 Square metres
Displacement factor (Displacement / loading): 72 %
Structure weight / hull surface area: 45 lbs/sq ft or 221 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.50
- Longitudinal: 2.39
- Overall: 0.58
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is excellent

This post has been edited 4 times, last edit by "TexanCowboy" (Dec 19th 2010, 8:45pm)


5

Monday, July 5th 2010, 8:56pm



Varonis, Latvian Destroyer laid down 1933

Displacement:
1,970 t light; 2,099 t standard; 2,216 t normal; 2,310 t full load

Dimensions: Length overall / water x beam x draught
392.22 ft / 383.86 ft x 35.27 ft x 12.73 ft (normal load)
119.55 m / 117.00 m x 10.75 m x 3.88 m

Armament:
6 - 5.12" / 130 mm guns (3x2 guns), 79.37lbs / 36.00kg shells, 1933 Model
Dual purpose guns in deck mounts with hoists
on centreline ends, majority forward, 1 raised mount - superfiring
4 - 1.46" / 37.0 mm guns (1x4 guns), 1.55lbs / 0.70kg shells, 1933 Model
Anti-aircraft guns in a deck mount with hoist
on centreline aft, all raised guns - superfiring
8 - 1.46" / 37.0 mm guns (4x2 guns), 1.55lbs / 0.70kg shells, 1933 Model
Anti-aircraft guns in deck mounts with hoists
on side, evenly spread
Weight of broadside 495 lbs / 224 kg
Shells per gun, main battery: 300
8 - 20.9" / 530 mm above water torpedoes

Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 0.98" / 25 mm 0.20" / 5 mm -
2nd: 0.98" / 25 mm 0.20" / 5 mm -
3rd: 0.98" / 25 mm 0.20" / 5 mm -

- Conning tower: 1.18" / 30 mm

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 47,926 shp / 35,753 Kw = 35.00 kts
Range 1,500nm at 18.00 kts
Bunker at max displacement = 211 tons

Complement:
160 - 209

Cost:
£1.278 million / $5.110 million

Distribution of weights at normal displacement:
Armament: 53 tons, 2.4 %
Armour: 17 tons, 0.8 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 13 tons, 0.6 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 4 tons, 0.2 %
Machinery: 1,122 tons, 50.7 %
Hull, fittings & equipment: 728 tons, 32.8 %
Fuel, ammunition & stores: 246 tons, 11.1 %
Miscellaneous weights: 50 tons, 2.3 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
566 lbs / 257 Kg = 8.4 x 5.1 " / 130 mm shells or 0.3 torpedoes
Stability (Unstable if below 1.00): 1.27
Metacentric height 1.6 ft / 0.5 m
Roll period: 11.7 seconds
Steadiness - As gun platform (Average = 50 %): 51 %
- Recoil effect (Restricted arc if above 1.00): 0.71
Seaboat quality (Average = 1.00): 1.01

Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.450
Length to Beam Ratio: 10.88 : 1
'Natural speed' for length: 22.35 kts
Power going to wave formation at top speed: 68 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 20.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22.97 ft / 7.00 m
- Forecastle (30 %): 21.98 ft / 6.70 m
- Mid (50 %): 21.00 ft / 6.40 m (11.15 ft / 3.40 m aft of break)
- Quarterdeck (15 %): 11.15 ft / 3.40 m
- Stern: 11.15 ft / 3.40 m
- Average freeboard: 16.59 ft / 5.06 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 186.4 %
- Above water (accommodation/working, high = better): 95.2 %
Waterplane Area: 8,970 Square feet or 833 Square metres
Displacement factor (Displacement / loading): 68 %
Structure weight / hull surface area: 39 lbs/sq ft or 193 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.50
- Longitudinal: 2.19
- Overall: 0.58
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is adequate

This post has been edited 1 times, last edit by "TexanCowboy" (Jul 28th 2010, 2:14am)


6

Monday, January 17th 2011, 1:28am

The Ronis class is the Russian Pechora class, laid down for export in 1940 by the Russians. The ships are expected to be completed by March 1941.

Ronis class, Latvian Destroyer laid down 1940

Displacement:
2,106 t light; 2,241 t standard; 2,540 t normal; 2,779 t full load

Dimensions: Length overall / water x beam x draught
409.99 ft / 393.70 ft x 37.40 ft x 15.09 ft (normal load)
124.96 m / 120.00 m x 11.40 m x 4.60 m

Armament:
6 - 5.12" / 130 mm guns (3x2 guns), 79.37lbs / 36.00kg shells, 1940 Model
Automatic rapid fire guns in deck mounts with hoists
on centreline ends, majority forward, 1 raised mount - superfiring
4 - 1.46" / 37.0 mm guns (1x4 guns), 1.55lbs / 0.70kg shells, 1940 Model
Anti-aircraft guns in a deck mount with hoist
on centreline aft, all raised guns - superfiring
8 - 1.46" / 37.0 mm guns (4x2 guns), 1.55lbs / 0.70kg shells, 1940 Model
Anti-aircraft guns in deck mounts with hoists
on side, evenly spread
4 - 0.55" / 14.0 mm guns in single mounts, 0.08lbs / 0.04kg shells, 1940 Model
Machine guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 495 lbs / 225 kg
Shells per gun, main battery: 300
8 - 20.9" / 530 mm above water torpedoes

Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 0.98" / 25 mm 0.20" / 5 mm -
2nd: 0.98" / 25 mm 0.20" / 5 mm -
3rd: 0.98" / 25 mm 0.20" / 5 mm -

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 49,907 shp / 37,231 Kw = 35.00 kts
Range 4,000nm at 18.00 kts
Bunker at max displacement = 538 tons

Complement:
178 - 232

Cost:
£1.746 million / $6.983 million

Distribution of weights at normal displacement:
Armament: 63 tons, 2.5 %
Armour: 13 tons, 0.5 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 13 tons, 0.5 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 0 tons, 0.0 %
Machinery: 1,176 tons, 46.3 %
Hull, fittings & equipment: 753 tons, 29.7 %
Fuel, ammunition & stores: 434 tons, 17.1 %
Miscellaneous weights: 101 tons, 4.0 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
644 lbs / 292 Kg = 9.6 x 5.1 " / 130 mm shells or 0.3 torpedoes
Stability (Unstable if below 1.00): 1.12
Metacentric height 1.4 ft / 0.4 m
Roll period: 13.2 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.74
Seaboat quality (Average = 1.00): 1.01

Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.400
Length to Beam Ratio: 10.53 : 1
'Natural speed' for length: 22.85 kts
Power going to wave formation at top speed: 66 %
Trim (Max stability = 0, Max steadiness = 100): 70
Bow angle (Positive = bow angles forward): 25.00 degrees
Stern overhang: 3.28 ft / 1.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 27.89 ft / 8.50 m
- Forecastle (20 %): 19.69 ft / 6.00 m
- Mid (49 %): 19.36 ft / 5.90 m (11.15 ft / 3.40 m aft of break)
- Quarterdeck (15 %): 11.15 ft / 3.40 m
- Stern: 13.12 ft / 4.00 m
- Average freeboard: 16.09 ft / 4.90 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 174.5 %
- Above water (accommodation/working, high = better): 94.5 %
Waterplane Area: 9,407 Square feet or 874 Square metres
Displacement factor (Displacement / loading): 77 %
Structure weight / hull surface area: 40 lbs/sq ft or 197 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.50
- Longitudinal: 1.86
- Overall: 0.57
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is adequate
Ship has slow, easy roll, a good, steady gun platform

Air search radar - 10 tons
Extra machinery and ammo for twin automatic 130mm DP mounts - 30 tons
Asdic - 10 tons
ASW weapons and torpedos - 51 tons