Patrol info for U-20
| Departure | Arrival / Fate | Duration | ||
| 11 Jun 1944 | Konstanza | 11 Jul 1944 | Konstanza | 31 days |
Commander | Officers * |
Oblt. Karl Grafen |
Patrol in the Black Sea between Trabzon, Poti and Gagra.
Daily positions, sinkings and allied attacks during the patrol of U-20
We have daily positions for all 31 days on this patrol.
Departure from Konstanza on 11 Jun 1944.
12 Jun 1944 - 13 Jun 1944 - 14 Jun 1944 - 15 Jun 1944 - 16 Jun 1944 - 17 Jun 1944 - 18 Jun 1944 - 19 Jun 1944 - 20 Jun 1944 - 21 Jun 1944 - 22 Jun 1944 - 23 Jun 1944 - 24 Jun 1944 - 25 Jun 1944 - 26 Jun 1944 - 27 Jun 1944 - 28 Jun 1944 - 29 Jun 1944 - 30 Jun 1944 - 1 Jul 1944 - 2 Jul 1944 - 3 Jul 1944 - 4 Jul 1944 - 5 Jul 1944 - 6 Jul 1944 - 7 Jul 1944 - 8 Jul 1944 - 9 Jul 1944 - 10 Jul 1944 -
Arrival at Konstanza on 11 Jul 1944.
Ships hit by U-20 during this patrol
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | Map | ||
|---|---|---|---|---|---|---|---|---|---|
| 19 Jun 1944 | U-20 | Karl Grafen |  | Pestel´ | 1,850 |  | sj | A | |
| 24 Jun 1944 | U-20 | Karl Grafen | DB-26 | 9 | | sj | B | ||
| 1,859 | |||||||||
2 ships sunk (1,859 tons). Legend | |||||||||
General Events during this patrol
We have no events listed for this patrol.
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Attacks on U-20 during this patrol
We have no recorded attacks on U-20 duing this patrol.
If you believe we have omitted an attack on U-20 please let us know.
See all patrols for U-20
* These are officers that later became commanders themselves.