Patrol info for U-100
| Departure | Arrival / Fate | Duration | ||
| 11 Sep 1940 | Lorient | 25 Sep 1940 | Lorient | 15 days |
Commander | Officers * |
 Kptlt. Joachim Schepke |
Cdr sea training Kptlt. Walter Flachsenberg |
The translated war diary of U-100 for this patrol is available here: http://www.uboatarchive.net/KTB100-2.htm
Daily positions, sinkings and allied attacks during the patrol of U-100
Legend
means a ship hit (sunk or damaged).
indicates an Allied attack on the boat.
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We have daily positions for all 15 days on this patrol.
Departure from Lorient on 11 Sep 1940.
12 Sep 1940 - 13 Sep 1940 - 14 Sep 1940 - 15 Sep 1940 - 16 Sep 1940 - 17 Sep 1940 - 18 Sep 1940 - 19 Sep 1940 - 20 Sep 1940 - 21 Sep 1940 - 22 Sep 1940 - 23 Sep 1940 - 24 Sep 1940 -
Arrival at Lorient on 25 Sep 1940.
Ships hit by U-100 during this patrol
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | ||
|---|---|---|---|---|---|---|---|---|
| 21 Sep 1940 | U-100 | Joachim Schepke | Torinia | 10,364 |  | br | HX-72 | |
| 21 Sep 1940 | U-100 | Joachim Schepke |  | Canonesa | 8,286 | | br | HX-72 |
| 21 Sep 1940 | U-100 | Joachim Schepke | | Dalcairn | 4,608 | | br | HX-72 |
| 22 Sep 1940 | U-100 | Joachim Schepke | Empire Airman | 6,586 | | br | HX-72 | |
| 22 Sep 1940 | U-100 | Joachim Schepke | | Scholar | 3,940 | | br | HX-72 |
| 22 Sep 1940 | U-100 | Joachim Schepke | | Frederick S. Fales | 10,525 | | br | HX-72 |
| 22 Sep 1940 | U-100 | Joachim Schepke | | Simla | 6,031 |  | nw | HX-72 |
| 50,340 | ||||||||
7 ships sunk (50,340 tons). Legend | ||||||||
General Events during this patrol
We have no events listed for this patrol.
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Attacks on U-100 during this patrol
22 Sep 1940
At the end of a very successful attack on convoy HX-72 in the Atlantic west of Ireland, the boat tried to hit Putney Hill with the last torpedo at 02.57 hours, but missed, and was driven off by 3 rounds of shellfire from the merchantman. (Sources: Ritschel)
About this data
If you believe we have missed an attack on a German U-boat in this listing please let us know.
See all patrols for U-100
* These are officers that later became commanders themselves.