Patrol info for U-403
Date lookup for 10 May 1943
| Departure | Arrival / Fate | Duration | ||
| 19 Apr 1943 | Brest | 31 May 1943 | Brest | 43 days |
Commander | Officers * |
Kptlt. Heinz-Ehlert Clausen |
1WO Oblt. Ernst-Günther Unterhorst |
U-403's position on 10 May 1943
Wolfpack operations during this patrol
U-403 operated with the following Wolfpacks during this patrol
Amsel (26 Apr 1943 - 3 May 1943)
Amsel 4 (3 May 1943 - 6 May 1943)
Rhein (7 May 1943 - 10 May 1943)
Ships hit by U-403 on this date
General Events during this patrol
1943
10 May 1943. The boat had a gunnery duel with the Dutch merchant ship Dexterous.
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Attacks on U-403 during this patrol
10 May 1943
18.41 hrs, mid Atlantic: a British Swordfish aircraft (FAA Sqdn 811/M) from HMS Biter (D 97), escorting convoy HX 237 strafed U-403 and dropped two bombs. No damage. (Sources: Rohwer)
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* These are officers that later became commanders themselves.