HMCS Rosthern

History
HMCS Rosthern, circa 1942-1944
Canada
Name	Rosthern
Namesake	Rosthern, Saskatchewan
Ordered	1 February 1940
Builder	Port Arthur Shipbuilding Company, Port Arthur
Laid down	18 June 1940
Launched	30 November 1940
Commissioned	17 June 1941
Decommissioned	19 July 1945
Identification	Pennant number: K169
Honours & awards	Atlantic 1941-45
Fate	Scrapped in June 1946.
General characteristics
Class & type	Flower-class corvette (original)
Displacement	925 long tons (940 t; 1,036 short tons)
Length	205 ft (62.48 m)o/a
Beam	33 ft (10.06 m)
Draught	11.5 ft (3.51 m)
Propulsion	single shaft 2 × fire tube Scotch boilers 1 × 4-cycle triple-expansion reciprocating steam engine 2,750 ihp (2,050 kW)
Speed	16 knots (29.6 km/h)
Range	3,500 nautical miles (6,482 km) at 12 knots (22.2 km/h)
Complement	85
Sensors & processing systems	1 × SW1C or 2C radar 1 × Type 123A or Type 127DV sonar
Armament	1 × BL 4 in (102 mm) Mk.IX single gun 2 × .50 cal machine gun (twin) 2 × Lewis .303 cal machine gun (twin) 2 × Mk.II depth charge throwers 2 × depth charge rails with 40 depth charges originally fitted with minesweeping gear, later removed

HMCS Rosthern was a Flower-class corvette that served in the Royal Canadian Navy during the Second World War. She served primarily in the Battle of the Atlantic as a convoy escort. She is named for Rosthern, Saskatchewan.