Patrol info for U-23
| Departure | Arrival / Fate | Duration | ||
| 8 Jan 1940 | Kiel | 15 Jan 1940 | Wilhelmshaven | 8 days |
Commander | Officers * | |
 Kptlt. Otto Kretschmer |
1WO Oblt. Adalbert Schnee |
2WO Oblt. Hans-Diedrich von Tiesenhausen |
Patrol in the North Sea off the Shetland and Orkney Islands.
Daily positions, sinkings and allied attacks during the patrol of U-23
Legend
means a ship hit (sunk or damaged).
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We have 4 daily positions for the 8 days U-23 was at sea.
Departure from Kiel on 8 Jan 1940.
9 Jan 1940 - 10 Jan 1940 - 11 Jan 1940 - 12 Jan 1940 - 13 Jan 1940 - 14 Jan 1940 -
Arrival at Wilhelmshaven on 15 Jan 1940.
Ships hit by U-23 during this patrol
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | ||
|---|---|---|---|---|---|---|---|---|
| 11 Jan 1940 | U-23 | Otto Kretschmer | Fredville | 1,150 |  | nw | ||
| 12 Jan 1940 | U-23 | Otto Kretschmer |  | Danmark (t.) | 10,517 |  | da | |
| 11,667 | ||||||||
2 ships sunk (11,667 tons). Legend | ||||||||
General Events during this patrol
We have no events listed for this patrol.
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Attacks on U-23 during this patrol
We have no recorded attacks on U-23 during this patrol.
If you believe we have omitted an attack on U-23 please let us know.
See all patrols for U-23
* These are officers that later became commanders themselves.
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