![]() Returning from patrol April 2014
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History | |
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Name | HMS Vigilant |
Laid down | 16 February 1991 |
Launched | 14 October 1995 |
Commissioned | 2 November 1996 |
Homeport | HMNB Clyde |
Status | In active service |
Badge | ![]() |
General characteristics | |
Class and type | Vanguard-class submarine |
Displacement | 15,900 tonnes, submerged |
Length | 149.9 m (491 ft 10 in) |
Beam | 12.8 m (42 ft 0 in) |
Draught | 12 m (39 ft 4 in) |
Propulsion |
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Speed | In excess of 25 knots (46 km/h; 29 mph), submerged |
Range | Only limited by food and maintenance requirements. |
Complement | 135 |
Sensors and processing systems |
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Electronic warfare & decoys |
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Armament |
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HMS Vigilant is the third Vanguard-class submarine of the Royal Navy.[1] Vigilant carries the Trident ballistic missile, the United Kingdom's nuclear deterrent.[2]