Patrol info for U-639
| Departure | Arrival / Fate | Duration | ||
| 11 Aug 1943 | Narvik | 28 Aug 1943 | Lost | 18 days |
Commander | Officers * |
 Oblt. Walter Wichmann |
Daily positions, sinkings and allied attacks during the patrol of U-639
We have 6 daily positions for the 18 days U-639 was at sea.
Departure from Narvik on 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 -
Sunk on 28 Aug 1943.
Ships hit by U-639 during this patrol
General Events during this patrol
We have no events listed for this patrol.
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Attacks on U-639 during this patrol
We have no recorded attacks on U-639 duing this patrol (prior to its loss).
If you believe we have omitted an attack on U-639 please let us know.
Mine-laying operations during this patrol
U-639 laid mines on the following dates during this patrol:
| Date | Start | End | Grid | Location | Mines |
|---|---|---|---|---|---|
| 21 Aug 1943 | AT 6988 | Ob estuary | 24 TMB |
See all patrols for U-639
* These are officers that later became commanders themselves.