Patrol info for U-639
| Departure | Arrival / Fate | Duration | ||
| 24 Jul 1943 | Trondheim | 4 Aug 1943 | Harstad | 12 days |
Commander | Officers * |
 Oblt. Walter Wichmann |
Daily positions, sinkings and allied attacks during the patrol of U-639
We have 9 daily positions for the 12 days U-639 was at sea.
Departure from Trondheim on 24 Jul 1943.
25 Jul 1943 - 26 Jul 1943 - 27 Jul 1943 - 28 Jul 1943 - 29 Jul 1943 - 30 Jul 1943 - 31 Jul 1943 - 1 Aug 1943 - 2 Aug 1943 - 3 Aug 1943 - 4 Aug 1943 -
Arrival at Harstad on 4 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.
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 |
|---|---|---|---|---|---|
| 1 Aug 1943 | 17h50 | 20h00 | AU 1213 | Cape Ruski Savorot, Pechora Sea | 16 TMC |
See all patrols for U-639
* These are officers that later became commanders themselves.