Patrol info for U-103
| Departure | Arrival / Fate | Duration | ||
| 21 Oct 1942 | Lorient | 29 Dec 1942 | Lorient | 70 days |
Commander | Officers * | |
 Oblt. Gustav-Adolf Janssen |
1WO Ltn. Otto Wermuth |
1WO Oblt. Oskar-Heinz Kusch |
Daily positions, sinkings and allied attacks during the patrol of U-103
We have daily positions for all 70 days on this patrol.
Departure from Lorient on 21 Oct 1942.
22 Oct 1942 - 23 Oct 1942 - 24 Oct 1942 - 25 Oct 1942 - 26 Oct 1942 - 27 Oct 1942 - 28 Oct 1942 - 29 Oct 1942 - 30 Oct 1942 - 31 Oct 1942 - 1 Nov 1942 - 2 Nov 1942 - 3 Nov 1942 - 4 Nov 1942 - 5 Nov 1942 - 6 Nov 1942 - 7 Nov 1942 - 8 Nov 1942 - 9 Nov 1942 - 10 Nov 1942 - 11 Nov 1942 - 12 Nov 1942 - 13 Nov 1942 - 14 Nov 1942 - 15 Nov 1942 - 16 Nov 1942 - 17 Nov 1942 - 18 Nov 1942 - 19 Nov 1942 - 20 Nov 1942 - 21 Nov 1942 - 22 Nov 1942 - 23 Nov 1942 - 24 Nov 1942 - 25 Nov 1942 - 26 Nov 1942 - 27 Nov 1942 - 28 Nov 1942 - 29 Nov 1942 - 30 Nov 1942 - 1 Dec 1942 - 2 Dec 1942 - 3 Dec 1942 - 4 Dec 1942 - 5 Dec 1942 - 6 Dec 1942 - 7 Dec 1942 - 8 Dec 1942 - 9 Dec 1942 - 10 Dec 1942 - 11 Dec 1942 - 12 Dec 1942 - 13 Dec 1942 - 14 Dec 1942 - 15 Dec 1942 - 16 Dec 1942 - 17 Dec 1942 - 18 Dec 1942 - 19 Dec 1942 - 20 Dec 1942 - 21 Dec 1942 - 22 Dec 1942 - 23 Dec 1942 - 24 Dec 1942 - 25 Dec 1942 - 26 Dec 1942 - 27 Dec 1942 - 28 Dec 1942 -
Arrival at Lorient on 29 Dec 1942.
Wolfpack operations during this patrol
U-103 operated with the following Wolfpacks during this patrol
Streitaxt (29 Oct 1942 - 2 Nov 1942)
Schlagetot (9 Nov 1942 - 21 Nov 1942)
Westwall (21 Nov 1942 - 16 Dec 1942)
Ships hit by U-103 during this patrol
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | Map | ||
|---|---|---|---|---|---|---|---|---|---|
| 31 Oct 1942 | U-103 | Gustav-Adolf Janssen |  | Tasmania | 6,405 |  | br | SL-125 | A |
| 6 Dec 1942 | U-103 | Gustav-Adolf Janssen | | Henry Stanley | 5,025 | | br | ON-149 | B |
| 13 Dec 1942 | U-103 | Gustav-Adolf Janssen | | Hororata (d.) | 13,945 | | br | C | |
| 25,375 | |||||||||
2 ships sunk (11,430 tons) and 1 ship damaged (13,945 tons). Legend | |||||||||
General Events during this patrol
We have no events listed for this patrol.
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Attacks on U-103 during this patrol
We have no recorded attacks on U-103 duing this patrol.
If you believe we have omitted an attack on U-103 please let us know.
See all patrols for U-103
* These are officers that later became commanders themselves.