Japanese submarine tender Chōgei
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For other ships with the same name, see Japanese ship Chōgei.
Chōgei (長鯨, Long Whale),[1] was the second and final vessel of the Jingei-class submarine tenders operated by the Imperial Japanese Navy, from the 1920s through World War II. Along with her sister ship Jingei, she was the first purpose-built submarine tender in the Imperial Japanese Navy.
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![]() Chōgei in 1923 | |
History | |
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Name | Chōgei |
Ordered | 1923 Fiscal Year |
Builder | Mitsubishi Nagasaki Shipyards |
Laid down | 11 March 1922 |
Launched | 24 March 1924 |
Completed | 20 August 1924 |
Out of service | 30 July 1945 |
Stricken | 5 October 1945 |
Reinstated | October 1945 – August 1946 (reparation transport) |
Fate | Scrapped 1947 |
General characteristics initial | |
Class and type | Jingei-class submarine tender |
Displacement |
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Length |
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Beam | 16.215 m (53 ft 2.4 in) |
Draught | 6.283 m (20 ft 7.4 in) |
Installed power | 7,500 shp (5,600 kW) |
Propulsion | |
Speed | 16 knots (18 mph; 30 km/h) |
Range | 10,400 nmi (19,300 km) at 14 kn (16 mph; 26 km/h) |
Capacity | 40 torpedoes, 1700 tons of fuel |
Complement | 399 |
Armament |
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Aircraft carried |
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Aviation facilities | derrick and deck |
General characteristics after 1935 | |
Displacement |
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Length | 123.47 m (405 ft 1 in) waterline |
Beam | 17.15 m (56 ft 3 in) |
Draught | 6.60 m (21 ft 8 in) |
Speed | 16.0 knots (18.4 mph; 29.6 km/h) |
Electronic warfare & decoys | 1 × 21-Gō early warning radar |
Armament |
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