SM UB-40
For other ships of the same name, see German submarine U-40.
SM UB-45 a u-boat similar to UB-40 | |
Career (German Empire) | |
---|---|
Name: | UB-40 |
Ordered: | 22 July 1915[1] |
Builder: | Blohm & Voss, Hamburg[1] |
Cost: | 1,152,000 German Papiermark[2] |
Yard number: | 264[3] |
Launched: | 25 April 1916[3] |
Completed: | 18 August 1916[3] |
Commissioned: | 17 August 1916[4] |
Fate: | scuttled during the retreat from Belgium[4] |
General characteristics | |
Class and type: | German Type UB II submarine |
Displacement: | 274 t (270 long tons) surfaced[2] 303 t (298 long tons) submerged[2] |
Length: | 36.9 m (121 ft 1 in)[2] |
Beam: | 437 m (1,433 ft 9 in)[2] |
Draft: | 3.69 m (12 ft 1 in)[2] |
Propulsion: | 2 × propeller shafts 2 × Körting diesel engines, 284 shp (212 kW)[2] 2 × Siemens-Schuckert electric motor, 280 shp (210 kW)[2] |
Speed: | 9.06 knots (16.78 km/h; 10.43 mph) surfaced[2] 5.71 knots (10.57 km/h; 6.57 mph) submerged[2] |
Range: | 7,030 nautical miles (13,020 km; 8,090 mi) at 5 knots (9.3 km/h; 5.8 mph) surfaced[2] 45 nmi (83 km; 52 mi) at 4 knots submerged[2] |
Test depth: | 50 m (160 ft)[2] |
Complement: | 2 officers, 21 men[2] |
Armament: | 2 × 50 cm (19.7 in) torpedo tubes[2] 4 × torpedoes (later 6) 1 × 5 cm SK L/40 gun[2] |
Notes: | 42-second diving time[2] |
Service record[5] | |
---|---|
Part of: |
Flandern Flotilla 10 Mar 1916 - 2 Oct 1918 |
Commanders: |
Oblt Karl Neumann 17 Aug 1916 - 2 Dec 1916 Oblt Hans Howaldt 3 Dec 1916 - 14 Dec 1917 Oblt Karl Dobberstein 15 Dec 1917 - 17 May 1918 Oblt Hans Joachim Emsmann 18 May 1918 - 31 Jul 1918 |
Operations: | 28 patrols |
Victories: |
99 merchant ships sunk (134,067 GRT) 15 merchant ship damaged (56,738 GRT) 1 merchant ship captured as a prize (470 GRT) |
SM UB-40 was a German Type UB II submarine or U-boat in the German Imperial Navy (German: Kaiserliche Marine) during World War I. The U-boat was ordered on 22 July 1915 and launched on 25 April 1916. She was commissioned into the German Imperial Navy on 17 August 1916 as SM UB-40.[Note 1]
The submarine sank 100 ships in 28 patrols. UB-40 was scuttled in Ostende when the German army retreated from Belgium on 5 October 1918.[4]
The wreck of UB-40 has been located & identified by divers in the recent years.[6]
Summary of raiding career
Date | Name | Nationality | Tonnage (GRT) |
Fate[7] |
---|---|---|---|---|
20 October 1916 | Barbara | United Kingdom | 3,740 | Sunk |
21 October 1916 | Cock O’ the Walk | United Kingdom | 111 | Sunk |
22 October 1916 | Maris Stella | France | 106 | Sunk |
22 October 1916 | Risøy | Norway | 1,129 | Sunk |
7 November 1916 | Reime | Norway | 1,913 | Sunk |
8 November 1916 | Killellan | United Kingdom | 1,971 | Sunk |
16 November 1916 | Alphonse Marceline | Belgium | 60 | Sunk |
16 November 1916 | Vanguard | United Kingdom | 142 | Sunk |
17 November 1916 | Saint Rogatien | France | 1,581 | Sunk |
21 November 1916 | Alice | France | 822 | Sunk |
22 November 1916 | City of Mexico | Norway | 1,511 | Sunk |
22 November 1916 | Grenada | United Kingdom | 2,268 | Sunk |
28 December 1916 | Oldambt | Netherlands | 470 | Captured as a prize |
5 February 1917 | Anna Prosper | Belgium | 70 | Sunk |
5 February 1917 | Emerald | United Kingdom | 57 | Sunk |
21 February 1917 | Alice | Norway | 709 | Sunk |
25 February 1917 | Maria Adriana | Netherlands | 88 | Sunk |
26 February 1917 | Tammerfors | Russian Empire | 994 | Sunk |
28 February 1917 | Immaculee Conception | France | 36 | Sunk |
25 March 1917 | Etoile De La Mer | France | 43 | Sunk |
25 March 1917 | Felix Faure | France | 37 | Sunk |
25 March 1917 | Louise | France | 45 | Sunk |
25 March 1917 | Marie Louise | France | 34 | Sunk |
25 March 1917 | Saint Joseph | France | 35 | Sunk |
29 March 1917 | Conoid | United Kingdom | 165 | Sunk |
29 March 1917 | Irma | France | 32 | Sunk |
30 March 1917 | Somme | United Kingdom | 1,828 | Sunk |
15 April 1917 | Möhlenpris | Norway | 638 | Sunk |
16 April 1917 | Cairndhu | United Kingdom | 4,109 | Sunk |
16 April 1917 | Victoria | United Kingdom | 165 | Sunk |
17 April 1917 | Lanfranc | United Kingdom | 6,287 | Sunk |
19 April 1917 | Limeleaf | United Kingdom | 7,339 | Damaged |
3 May 1917 | Clodmoor | United Kingdom | 3,753 | Sunk |
15 May 1917 | Cuba | United Kingdom | 271 | Sunk |
16 May 1917 | Highland Corrie | United Kingdom | 7,583 | Sunk |
16 May 1917 | Pagenturm | United Kingdom | 5,000 | Sunk |
17 May 1917 | Florence Louisa | United Kingdom | 115 | Sunk |
20 May 1917 | Porthkerry | United Kingdom | 1,920 | Sunk |
20 May 1917 | Tycho | United Kingdom | 3,216 | Sunk |
21 May 1917 | Jupiter | United Kingdom | 2,124 | Sunk |
7 June 1917 | Mahopac | United Kingdom | 3,216 | Damaged |
7 June 1917 | Oldfield Grange | United Kingdom | 4,653 | Damaged |
8 June 1917 | Phantom | United Kingdom | 251 | Sunk |
9 June 1917 | Eugene Mathilde | France | 15 | Sunk |
9 June 1917 | Francois Georgette | France | 7 | Sunk |
10 June 1917 | Henri Jeanne | France | 9 | Sunk |
10 June 1917 | Madeleine | France | 7 | Sunk |
11 June 1917 | Eustace | United Kingdom | 3,995 | Damaged |
11 June 1917 | Huntsholm | United Kingdom | 2,073 | Sunk |
11 June 1917 | Margarita | United Kingdom | 2,788 | Damaged |
12 June 1917 | Alfred | United Kingdom | 130 | Sunk |
27 June 1917 | Solway Prince | United Kingdom | 317 | Sunk |
28 June 1917 | Marguerite | France | 1,544 | Sunk |
28 June 1917 | Northfield | United Kingdom | 2,099 | Damaged |
30 June 1917 | Borgund I | Norway | 764 | Sunk |
30 June 1917 | Chateau Yquem | France | 1,913 | Sunk |
15 July 1917 | Dinorwic | United Kingdom | 124 | Sunk |
15 July 1917 | Ebenezer | United Kingdom | 177 | Sunk |
20 July 1917 | L. H. Carl | United Kingdom | 1,916 | Sunk |
20 July 1917 | Salsette | United Kingdom | 5,842 | Sunk |
22 July 1917 | Rota | United Kingdom | 2,171 | Sunk |
12 August 1917 | Marie Alfred | France | 159 | Sunk |
12 August 1917 | Pauline Louisa | France | 172 | Sunk |
14 August 1917 | Tuddal | Norway | 3,511 | Sunk |
15 August 1917 | Brodstone | United Kingdom | 4,927 | Sunk |
16 August 1917 | Eastgate | United Kingdom | 4,277 | Damaged |
19 August 1917 | Glocliffe | United Kingdom | 2,211 | Sunk |
21 September 1917 | Radaas | Denmark | 2,524 | Sunk |
22 September 1917 | Greleen | United Kingdom | 2,286 | Sunk |
23 September 1917 | Rosehill | United Kingdom | 2,788 | Sunk |
25 September 1917 | City of Swansea | United Kingdom | 1,375 | Sunk |
19 October 1917 | Wellington | United Kingdom | 5,600 | Damaged |
24 October 1917 | Gallia | Kingdom of Italy | 2,728 | Sunk |
25 October 1917 | Gefion | United Kingdom | 1,123 | Sunk |
28 October 1917 | Redesmere | United Kingdom | 2,123 | Sunk |
17 November 1917 | Abaris | United Kingdom | 2,892 | Damaged |
17 November 1917 | Western Coast | United Kingdom | 1,394 | Sunk |
19 November 1917 | Aparima | United Kingdom | 5,704 | Sunk |
9 December 1917 | Sedbergh | United Kingdom | 4,275 | Damaged |
27 January 1918 | Carolus | Norway | 1,041 | Sunk |
29 January 1918 | Butetown | United Kingdom | 1,829 | Sunk |
20 February 1918 | Huntsmoor | United Kingdom | 4,957 | Sunk |
25 February 1918 | Nyanza | United Kingdom | 6,695 | Damaged |
16 March 1918 | Author | United Kingdom | 5,586 | Damaged |
21 March 1918 | Ikeda | United Kingdom | 6,311 | Sunk |
18 April 1918 | Pentyrch | United Kingdom | 3,312 | Sunk |
26 May 1918 | Dayspring | United Kingdom | 57 | Sunk |
26 May 1918 | Eclipse | United Kingdom | 47 | Sunk |
26 May 1918 | Fortuna | United Kingdom | 61 | Sunk |
31 May 1918 | Alert | United Kingdom | 59 | Sunk |
3 June 1918 | Antiope | United Kingdom | 3,004 | Damaged |
6 June 1918 | Active | United Kingdom | 57 | Sunk |
6 June 1918 | Beryl | United Kingdom | 57 | Sunk |
6 June 1918 | Dianthus | United Kingdom | 51 | Sunk |
29 June 1918 | Grekland | Sweden | 2,751 | Sunk |
29 June 1918 | Florentia | United Kingdom | 3,688 | Sunk |
1 July 1918 | Charing Cross | United Kingdom | 2,534 | Sunk |
2 July 1918 | Admiral | United Kingdom | 102 | Sunk |
2 July 1918 | Madeleine | France | 158 | Damaged |
2 July 1918 | Nord | France | 409 | Sunk |
7 July 1918 | Aby | United Kingdom | 15 | Sunk |
7 July 1918 | Albion | United Kingdom | 22 | Sunk |
7 July 1918 | Leeds | United Kingdom | 161 | Damaged |
26 July 1918 | Boy Jack | United Kingdom | 57 | Sunk |
26 July 1918 | Godesgenage | Belgium | 40 | Sunk |
27 July 1918 | Counsellor | United Kingdom | 56 | Sunk |
27 July 1918 | Fear Not | United Kingdom | 59 | Sunk |
27 July 1918 | I’ll Try | United Kingdom | 51 | Sunk |
27 July 1918 | Kirkham Abbey | United Kingdom | 1,166 | Sunk |
27 July 1918 | Le Bijou | United Kingdom | 46 | Sunk |
27 July 1918 | Paragon | United Kingdom | 56 | Sunk |
27 July 1918 | Passion Flower | United Kingdom | 46 | Sunk |
27 July 1918 | Success | United Kingdom | 54 | Sunk |
27 July 1918 | Valour | United Kingdom | 39 | Sunk |
28 July 1918 | Francis Robert | United Kingdom | 44 | Sunk |
Notes
- ↑ "SM" stands for "Seiner Majestät" (English: His Majesty's) and combined with the U for Unterseeboot would be translated as His Majesty's Submarine.
References
- ↑ 1.0 1.1 Rössler 1979, p. 64.
- ↑ 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10 2.11 2.12 2.13 2.14 2.15 2.16 Gröner 1985, p. 50.
- ↑ 3.0 3.1 3.2 Rössler 1979, p. 65.
- ↑ 4.0 4.1 4.2 Gröner 1985, p. 51.
- ↑ "The Type UB II boat SM UB-40 - German U-boats of WWI - uboat.net". www.uboat.net. Retrieved 8 December 2014.
- ↑ wrecksite.eu
- ↑ "SM UB-40 successes". UBoat.net. Retrieved 8 December 2014.
Bibliography
- Gröner, Erich (1985). U-Boote, Hilfskreuzer, Minenschiffe, Netzleger, Sperrbrecher. Die deutschen Kriegsschiffe, 1815-1945 (in German) III (Koblenz: Bernard & Graefe). ISBN 3-7637-4802-4.
- Bendert, Harald (2000). Die UB-Boote der Kaiserlichen Marine, 1914-1918. Einsätze, Erfolge, Schicksal (in German). Hamburg: Verlag E.S. Mittler & Sohn GmbH. ISBN 3-8132-0713-7.
- Rössler, Eberhard (1979). U-Bootbau bis Ende des 1. Weltkrieges, Konstruktionen für das Ausland und die Jahre 1935 - 1945. Die deutschen U-Boote und ihre Werften (in German) I (Munich: Bernard & Graefe). ISBN 3-7637-5213-7.
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Coordinates: 51°13.5′N 2°56′E / 51.2250°N 2.933°E