Patrol info for U-23
| Departure | Arrival / Fate | Duration | ||
| 30 Mar 1944 | Konstanza | 24 Apr 1944 | Konstanza | 26 days |
Commander | Officers * |
 Kptlt. Rolf-Birger Wahlen |
Patrol in the Black Sea between Poti and Batumi.
Daily positions, sinkings and allied attacks during the patrol of U-23
We have daily positions for all 26 days on this patrol.
Departure from Konstanza on 30 Mar 1944.
31 Mar 1944 - 1 Apr 1944 - 2 Apr 1944 - 3 Apr 1944 - 4 Apr 1944 - 5 Apr 1944 - 6 Apr 1944 - 7 Apr 1944 - 8 Apr 1944 - 9 Apr 1944 - 10 Apr 1944 - 11 Apr 1944 - 12 Apr 1944 - 13 Apr 1944 - 14 Apr 1944 - 15 Apr 1944 - 16 Apr 1944 - 17 Apr 1944 - 18 Apr 1944 - 19 Apr 1944 - 20 Apr 1944 - 21 Apr 1944 - 22 Apr 1944 - 23 Apr 1944 -
Arrival at Konstanza on 24 Apr 1944.
Ships hit by U-23 during this patrol
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | Map | ||
|---|---|---|---|---|---|---|---|---|---|
| 5 Apr 1944 | U-23 | Rolf-Birger Wahlen | SKA-099 (d.) | 56 |  | sj | A | ||
| 56 | |||||||||
1 ship damaged (56 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 duing this patrol.
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See all patrols for U-23
* These are officers that later became commanders themselves.