Patrol info for U-4
| Departure | Arrival / Fate | Duration | ||
| 19 Sep 1939 | Wilhelmshaven | 29 Sep 1939 | Kiel | 11 days |
Commander | Officers * |
Oblt. Harro von Klot-Heydenfeldt |
Patrol in the Skagerrak for contraband control of neutral vessels. The boat stopped 18 ships in 9 days and sank 3 of them because they carried contraband.
Daily positions, sinkings and allied attacks during the patrol of U-4
We have daily positions for all 11 days on this patrol.
Departure from Wilhelmshaven on 19 Sep 1939.
20 Sep 1939 - 21 Sep 1939 - 22 Sep 1939 - 23 Sep 1939 - 24 Sep 1939 - 25 Sep 1939 - 26 Sep 1939 - 27 Sep 1939 - 28 Sep 1939 -
Arrival at Kiel on 29 Sep 1939.
Ships hit by U-4 during this patrol
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | Map | ||
|---|---|---|---|---|---|---|---|---|---|
| 22 Sep 1939 | U-4 | Harro von Klot-Heydenfeldt |  | Martti-Ragnar | 2,262 |  | fi | A | |
| 23 Sep 1939 | U-4 | Harro von Klot-Heydenfeldt | | Walma | 1,361 | | fi | B | |
| 24 Sep 1939 | U-4 | Harro von Klot-Heydenfeldt | | Gertrud Bratt | 1,510 |  | sw | C | |
| 5,133 | |||||||||
3 ships sunk (5,133 tons). Legend | |||||||||
General Events during this patrol
We have no events listed for this patrol.
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Attacks on U-4 during this patrol
We have no recorded attacks on U-4 duing this patrol.
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See all patrols for U-4
* These are officers that later became commanders themselves.