In Service: 14 June 1942 to 1955
                    
                    
                    
                    Ordered:
                    Builder: F. 
                    Schichau GmbH, Danzig
                    Construction No: 
                    Laid down: 1940
                    
Launched: 14 June 1941
                    
Commissioned: 14 June 1942
                    
                    
                    
                    Type: Torpedo boat
                    
Class: T22 Class
                    
                    
Displacement: 1,754 tons
                    
Length: 97.0 m waterline. 102.5 m overall
                    
Beam: 10.0 m
                    
Draft: 3.22 m
                    
Propulsion: 2 × shaft geared Wagner geared turbines 
                    producing up to 32,560 shp
                    
Propellers: 2
                    
Speed: 32.3 knots
                    
Range: 2,400 nautical miles at 19 knots
                    
Crew: 206 men and officers
                    
Armament:
                    1 × 10.5 cm L/45 Tbts C/32
                    4 × 3.7 cm L/83 SK C/30
                    12 × 2 cm MG L/65 C/39
                    6 × 53.3 cm torpedo tubes
                    50 mines
                    
Armour
                    Aircraft:
                    Electronics: 
                    Operators: Kriegsmarine
                    
Variants: 
                    
                    Other: Torpedo boats
                    Articles: 
                    
                    
                    
                    
                    
                    
                    
                    14 June 1942
                    The T23 is commissioned.
                    
                    
1945
                    The T23 is seized as a prize of war by the British.
                    
                    
1946
                    The T23 is renamed L'Alsacien.
                    
                    
9 June 1954
                    The L'Alsacien is renamed Q 11.
                    
                    
1955
                    The Q 11 is broken up, and scrapped.
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    German Warships, 1815-1945: Major Surface Vessels.
                    ISBN-10: 0851775330
                    
                    German Warships, 1815-1945: U-boats and Mine Warfare Vessels.
                    ISBN-10: 155750301X
                    
                    German warships of the Second World War.
                    ISBN-10: 0668040378
                    
                    For a complete list of 
sources