Patrol info for U-107
| Departure | Arrival / Fate | Duration | ||
| 28 Jul 1943 | Lorient | 3 Oct 1943 | Lorient | 68 days |
Commander | Officers * | |
 Oblt. Volker Simmermacher |
WO Emil Ranzau |
WO Heinz Robbert |
Daily positions, sinkings and allied attacks during the patrol of U-107
We have daily positions for all 68 days on this patrol.
Departure from Lorient on 28 Jul 1943.
29 Jul 1943 - 30 Jul 1943 - 31 Jul 1943 - 1 Aug 1943 - 2 Aug 1943 - 3 Aug 1943 - 4 Aug 1943 - 5 Aug 1943 - 6 Aug 1943 - 7 Aug 1943 - 8 Aug 1943 - 9 Aug 1943 - 10 Aug 1943 - 11 Aug 1943 - 12 Aug 1943 - 13 Aug 1943 - 14 Aug 1943 - 15 Aug 1943 - 16 Aug 1943 - 17 Aug 1943 - 18 Aug 1943 - 19 Aug 1943 - 20 Aug 1943 - 21 Aug 1943 - 22 Aug 1943 - 23 Aug 1943 - 24 Aug 1943 - 25 Aug 1943 - 26 Aug 1943 - 27 Aug 1943 - 28 Aug 1943 - 29 Aug 1943 - 30 Aug 1943 - 31 Aug 1943 - 1 Sep 1943 - 2 Sep 1943 - 3 Sep 1943 - 4 Sep 1943 - 5 Sep 1943 - 6 Sep 1943 - 7 Sep 1943 - 8 Sep 1943 - 9 Sep 1943 - 10 Sep 1943 - 11 Sep 1943 - 12 Sep 1943 - 13 Sep 1943 - 14 Sep 1943 - 15 Sep 1943 - 16 Sep 1943 - 17 Sep 1943 - 18 Sep 1943 - 19 Sep 1943 - 20 Sep 1943 - 21 Sep 1943 - 22 Sep 1943 - 23 Sep 1943 - 24 Sep 1943 - 25 Sep 1943 - 26 Sep 1943 - 27 Sep 1943 - 28 Sep 1943 - 29 Sep 1943 - 30 Sep 1943 - 1 Oct 1943 - 2 Oct 1943 -
Arrival at Lorient on 3 Oct 1943.
Ships hit by U-107 during this patrol
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | Map | ||
|---|---|---|---|---|---|---|---|---|---|
| 28 Aug 1943 | U-107 | Volker Simmermacher |  | Albert Gallatin (d.) | 7,176 |  | am | A | |
| 11 Sep 1943 | U-107 | Volker Simmermacher | USS Rapidan (AO 18) (d.) [Mine] | 8,246 | | am | NG-385 | B | |
| 15,422 | |||||||||
2 ships damaged (15,422 tons). Legend | |||||||||
General Events during this patrol
We have no events listed for this patrol.
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Attacks on U-107 during this patrol
28 Jul 1943
When sailing from Lorient with another boat both boats were attacked by aircraft but fought off the attack without damage. (Sources: Blair, vol 2, page 387.)
About this data
If you believe we have missed an attack on a German U-boat in this listing please let us know.
Mine-laying operations during this patrol
U-107 laid mines on the following dates during this patrol:
| Date | Start | End | Grid | Location | Mines |
|---|---|---|---|---|---|
| 27 Aug 1943 | 04h30 | 05h15 | DB 3645 | Charleston | 12 TMB |
See all patrols for U-107
* These are officers that later became commanders themselves.