HMS Opportune (1915)
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Sister ship HMS Orpheus in 1918 | |
| History | |
|---|---|
| Name | HMS Opportune |
| Ordered | November 1914 |
| Builder | Doxford, Sunderland |
| Launched | 20 November 1915 |
| Completed | June 1916 |
| Out of service | 7 December 1923 |
| Fate | Sold to be broken up |
| General characteristics | |
| Class & type | Admiralty M-class destroyer |
| Displacement |
|
| Length | 265 ft 8 in (80.98 m) p.p. |
| Beam | 26 ft 9 in (8.15 m) |
| Draught | 16 ft 3 in (4.95 m) |
| Propulsion |
|
| Speed | 34 knots (63.0 km/h; 39.1 mph) |
| Range | 3,450 nmi (6,390 km; 3,970 mi) at 15 kn (28 km/h; 17 mph) |
| Complement | 76 |
| Armament |
|
HMS Opportune was an Admiralty M-class destroyer which served in the Royal Navy during the First World War. The M class were an improvement on the previous L-class, capable of higher speed. The vessel was launched on 20 November 1915 and joined the Grand Fleet. Opportune spent much of the war involved in anti-submarine warfare. The ship took part in large patrols to seek out submarines which involved entire flotillas and also acted as an escort for convoys. After the Armistice that marked the end of the First World War, the destroyer was transferred to Portsmouth and placed in reserve. After a brief spell as a remote controlled target to test how warships responded to attacks by aircraft, Opportune was decommissioned and, on 7 December 1923, sold to be broken up.
Opportune was one of twenty-two Admiralty M-class destroyer destroyers ordered by the British Admiralty in November 1914 as part of the Third War Construction Programme.[1] The M-class was an improved version of the earlier L-class destroyer destroyers, originally envisaged to reach the higher speed of 36 knots (67 km/h; 41 mph) in order to counter rumoured German fast destroyers, although the eventual specification was designed for a more economic 34 knots (63 km/h; 39 mph).[2]
The destroyer was 265 feet (80.77 m) long between perpendiculars, with a beam of 26 feet 9 inches (8.15 m) and a draught of 16 feet 3 inches (4.95 m). Displacement was 1,025 long tons (1,041 t) normal and 1,250 long tons (1,270 t) deep load. Power was provided by three Yarrow boilers feeding two Brown-Curtis steam turbines rated at 25,000 shaft horsepower (19,000 kW) and driving two shafts.[3] Three funnels were fitted and 296 long tons (301 t) of oil was carried, giving a design range of 3,450 nautical miles (6,390 km; 3,970 mi) at 15 knots (28 km/h; 17 mph).[4]
Armament consisted of three 4-inch (102 mm) Mk IV QF guns on the ship's centreline, with one on the forecastle, one aft on a raised platform and one between the middle and aft funnels. A single 2-pounder (40 mm) pom-pom anti-aircraft gun was carried, while torpedo armament consisted of two twin mounts for 21 in (533 mm) torpedoes.[5] The ship had a complement of 76 officers and ratings.[4]