French submarine Thermidor

A postcard of sister ship Monge underway before 1915
History
France
Name: Thermidor
Namesake: The second month of Summer in the French Republican Calendar
Builder: Arsenal de Cherbourg
Laid down: 1906
Launched: 3 July 1909
Completed: 13 July 1910
Struck: 12 November 1919
Identification: Pennant number: Q57
General characteristics (as built)
Class & type: Pluviôse-class submarine
Displacement:
  • 417 t (410 long tons) (surfaced)
  • 551 t (542 long tons) (submerged)
Length: 52.15 m (171 ft 1 in) (o/a)
Beam: 5.42 m (17 ft 9 in)
Draft: 3.15 m (10 ft 4 in)
Installed power:
Propulsion:
Speed:
  • 12 knots (22 km/h; 14 mph) (surfaced)
  • 8 knots (15 km/h; 9.2 mph) (submerged)
Range:
  • 1,000 nmi (1,900 km; 1,200 mi) at 8.5 knots (15.7 km/h; 9.8 mph) (surfaced)
  • 27 nmi (50 km; 31 mi) at 5 knots (9.3 km/h; 5.8 mph) (submerged)
Complement: 2 officers and 23 crewmen
Armament:
  • 1 × twin 450 mm (17.7 in) Drzewiecki drop collar
  • 4 × external 450 mm torpedo launchers (2 × facing forward, 2 × aft)

Thermidor was one of 18 Pluviôse-class submarines built for the French Navy in the first decade of the 20th century.

Citations

    Bibliography

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