SM U 97

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SM U 97
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German EmpireGerman Empire (Reichskriegsflagge)
Construction data
Submarine type: Two-hull ocean-
going boat official draft from MS -type
war mission F
Series: U 96 - U 98
Builder: Germania shipyard, Kiel
Build number: 261
Launch: April 4, 1917
Commissioning: May 16, 1917
Technical specifications
Displacement: 837 tons (above water)
998 tons (under water)
Length: 71.55 m
Width: 6.30 m
Draft: 3.94 m
Pressure body ø: 4.15 m
Max. Diving depth: 50 m
Dive time: 45-66 s
Drive: Diesel engines 2300 PS
E-machines 1200 PS
Speed: 16.9 knots (above water)
8.6 knots (under water)
Armament: 4 × 50 cm bow torpedo tube
2 × 50 cm stern
torpedo tube (12-16 torpedoes)
1 × 10.5 cm deck gun
1 × 8.8 cm deck gun
Mission data
Commanders:
Crew (target strength): 4 officers
32 men
Calls: 4th
Successes: 3 sunk merchant ships
1 sunk submarine trap
Whereabouts: Sunk by accident on November 21, 1918 on the delivery voyage in the North Sea

The SM U 97 was a diesel-electric submarine of the German Imperial Navy , which was used in the First World War .

Calls

U 97 was launched on April 4, 1917 at the Germania shipyard in Kiel from the stack and was put into service on May 16, 1917th From August 1917 the boat was assigned to the IV. U- Flotilla in Emden and Borkum .

U 97 led four during World War enterprises in the eastern North Atlantic in the British Isles by. 4 ships with a total tonnage of 2,089  gross registered tonnes (GRT) were sunk. In addition to ships flying the British flag , a ship flying the flag of Denmark and thus a neutral state was sunk.

The first remote operation took place from September 5 to 23, 1917 and led into the Minch Canal off Scotland . Shortly after leaving the port, the boat was slightly damaged by a barrier mine. Due to a loss of oil, Lieutenant Schmidt had the return journey started just four days after reaching the operational area. On September 18, 1917, a British submarine shot two torpedoes at U 97 , but both of them missed their target. The British submarine evaded the subsequent artillery bombardment by U 97 .

The largest ship sunk by U 97 was the British submarine trap Westphalia with 1,467 GRT. The Westphalia was about on February 11, 1918 25 Miles east of Drogheda torpedoed . 46 people were killed. Two crew members were captured.

The British cargo ship Hartland , which was torpedoed southwest of Bardsey Island on November 22, 1917, was slightly larger . Two crew members died in the process. The ship, measured at 4,785 GRT, could, however, be towed into a port.

Whereabouts

U 97 was to be handed over to the victorious powers after the end of the war . On November 21, 1918, on the transfer voyage, an accident occurred in the North Sea at position 53 ° 25 '  N , 3 ° 10'  E, as a result of which the boat sank.

Commanders

  • Captain Hugo Schmidt (May 15, 1917 to October 13, 1917)
  • Kapitänleutnant Otto Wünsche (October 14, 1917 to January 12, 1918)
  • Kapitänleutnant Hans von Mohl (January 13, 1918 to November 11, 1918)

Notes and individual references

  1. Bodo Herzog: German U-Boats 1906–1966 . Karl Müller, Erlangen, 1993, p. 139.
  2. Bodo Herzog: German U-Boats 1906–1966 . Karl Müller, Erlangen, 1993, p. 123.
  3. Bodo Herzog: German U-Boats 1906–1966 . Karl Müller, Erlangen, 1993, p. 69.
  4. According to www.uboat.net, a ship with 4,785 tons was also damaged.
  5. www.uboat.net: WWI U-boat Successes - Ships hit by U 97 (Engl.)
  6. Jörg-M. Hormann: German U-Boats in the First World War, in: Schiff Classic , No. 2, 2014, p. 19.
  7. www.wrecksite.eu: HMS Westphalia (HMS Cullist) (Engl.)
  8. www.uboat.net: Ships hit during WWI - Westphalia (Engl.)
  9. www.uboat.net: Ships hit during WWI - Hartland (Engl.)
  10. Bodo Herzog: German U-Boats 1906–1966 . Karl Müller, Erlangen, 1993, p. 91.

literature

  • Bodo Herzog: German U-Boats 1906–1966 . Karl Müller, Erlangen, 1993, ISBN 3-86070-036-7 .

Web links