SM U-101

Last updated
History
War Ensign of Germany 1903-1918.svg German Empire
NameU-101
Ordered15 September 1915
Builder AG Weser, Bremen
Yard number252
Laid down30 November 1915
Launched1 April 1917
Commissioned15 May 1917
FateSurrendered 21 November 1918
General characteristics [1]
Class and type German Type U 57 submarine
Displacement
  • 750 t (740 long tons) surfaced
  • 952 t (937 long tons) submerged
Length
Beam
  • 6.32 m (20 ft 9 in) (o/a)
  • 4.05 m (13 ft 3 in) (pressure hull)
Height8.25 m (27 ft 1 in)
Draught3.65 m (12 ft)
Installed power
  • 2 × 2,400  PS (1,765  kW; 2,367  shp) surfaced
  • 2 × 1,200 PS (883 kW; 1,184 shp) submerged
Propulsion2 shafts, 2 × 1.65 m (5 ft 5 in) propellers
Speed
  • 16.5 knots (30.6 km/h; 19.0 mph) surfaced
  • 8.8 knots (16.3 km/h; 10.1 mph) submerged
Range
  • 10,100  nmi (18,700 km; 11,600 mi) at 8 knots (15 km/h; 9.2 mph) surfaced
  • 56 nmi (104 km; 64 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged
Test depth50 m (164 ft 1 in)
Complement4 officers, 32 enlisted
Armament
Service record
Part of:
  • II Flotilla
  • 10 July 1917 – 11 November 1918
Commanders:
  • Kptlt. Karl Koopmann [2]
  • 15 May 1917 – 19 December 1917
  • Kptlt. Carl-Siegfried Ritter von Georg [3]
  • 20 December 1917 – 17 June 1918
  • Kptlt. Friedrich Ulrich [4]
  • 18 June 1918 – 11 November 1918
Operations: 8 patrols
Victories:
  • 22 merchant ships sunk
    (26,045  GRT)
  • 1 auxiliary warship sunk
    (208  GRT)
  • 3 merchant ships damaged
    (11,217  GRT)

SM U-101 was one of the 329 submarines serving in the Imperial German Navy in World War I. U-101 was engaged in the German campaign against Allied commerce ( Handelskrieg ) during that conflict. [5] On 26 November 1917, U-101 torpedoed and damaged RFA Crenella, [6] which managed to return to port with assistance from USS Cushing. [7]

Contents

Summary of raiding history

DateNameNationalityTonnage [Note 1] Fate [8]
6 August 1917 Rosemount Civil Ensign of the United Kingdom.svg  United Kingdom 3,044Sunk
26 September 1917 Jacqueline Flag of France.svg  France 2,899Sunk
9 October 1917 Nervier Flag of Belgium (civil).svg  Belgium 1,759Sunk
26 November 1917 RFA Crenella British-Royal-Fleet-Auxiliary-Ensign.svg  Royal Navy 7,035Damaged
27 November 1917 Notre Dame De Rostrenen Flag of France.svg  France 186Sunk
19 January 1918 St. Clair Civil Ensign of the United Kingdom.svg  United Kingdom 621Damaged
1 February 1918 Kindly Light Civil Ensign of the United Kingdom.svg  United Kingdom 116Sunk
2 February 1918 Marie Magdeleine Flag of France.svg  France 115Sunk
2 February 1918 Sofie Civil Ensign of the United Kingdom.svg  United Kingdom 354Sunk
3 February 1918 Nikolaos Flag of Italy (1861-1946) crowned.svg  Kingdom of Italy 3,561Damaged
5 February 1918 Mexico City Civil Ensign of the United Kingdom.svg  United Kingdom 5,078Sunk
20 March 1918 Glenford Civil Ensign of the United Kingdom.svg  United Kingdom 494Sunk
22 March 1918 Trinidad Civil Ensign of the United Kingdom.svg  United Kingdom 2,592Sunk
23 March 1918 Jane Gray Civil Ensign of the United Kingdom.svg  United Kingdom 124Sunk
24 March 1918 John G. Walter Civil Ensign of the United Kingdom.svg  United Kingdom 258Sunk
27 March 1918 Allendale Civil Ensign of the United Kingdom.svg  United Kingdom 2,153Sunk
30 March 1918 Lough Fisher Civil Ensign of the United Kingdom.svg  United Kingdom 418Sunk
2 April 1918 Solway Queen Civil Ensign of the United Kingdom.svg  United Kingdom 307Sunk
14 May 1918 Embla Flag of Denmark.svg  Denmark 157Sunk
26 May 1918 Princess Royal Civil Ensign of the United Kingdom.svg  United Kingdom 1,986Sunk
27 May 1918 Molière Flag of France.svg  France 1,545Sunk
28 May 1918 Flora Flag of France.svg  France 209Sunk
29 May 1918 Souvenir Flag of Denmark.svg  Denmark 549Sunk
30 May 1918 Waneta Civil Ensign of the United Kingdom.svg  United Kingdom 1,683Sunk
31 May 1918 Pretty Polly Civil Ensign of the United Kingdom.svg  United Kingdom 19Sunk
3 June 1918 HMT St. John’s Naval Ensign of the United Kingdom.svg  Royal Navy 208Sunk

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References

Notes

  1. ↑ Merchant ship tonnages are in gross register tons. Military vessels are listed by tons displacement.

Citations

  1. ↑ Gröner 1991, pp. 12–14.
  2. ↑ Helgason, Guðmundur. "WWI U-boat commanders: Karl Koopmann". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 25 January 2015.
  3. ↑ Helgason, Guðmundur. "WWI U-boat commanders: Carl-Siegfried Ritter von Georg (Pour le Mérite)". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 25 January 2015.
  4. ↑ Helgason, Guðmundur. "WWI U-boat commanders: Friedrich Ulrich". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 25 January 2015.
  5. ↑ Helgason, Guðmundur. "WWI U-boats: U 101". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 25 January 2010.
  6. ↑ "RFA Crenella". Royal Fleet Auxiliary Historical Society. Retrieved 30 March 2010.
  7. ↑ "Cushing II DD-55". History Central. Retrieved 30 March 2010.
  8. ↑ Helgason, Guðmundur. "Ships hit by U 101". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 25 January 2015.

Bibliography

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