U-boat patrols

Patrol info for U-20

Date lookup for 31 Jan 1940

DepartureArrival / FateDuration
23 Jan 1940Helgoland31 Jan 1940Helgoland9 days


Officers *

Kptlt. Harro von Klot-Heydenfeldt

Patrol description

Patrol in the North Sea. The boat had been in a shipyard in Wilhelmshaven but a few hours after its departure they got problems with the diesel engines and had to go to Helgoland for repairs.

Patrol in the North Sea off the east coast of Scotland. The returning boat had to wait in Helgoland due to ice blocking the harbour of Wilhelmshaven.

The boat was returning from a patrol in the North Sea.

U-20's position on 31 Jan 1940

Ships hit by U-20 on this date

General Events during this patrol

We have no events listed for this date.

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Attacks on U-20 during this patrol

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* These are officers that later became commanders themselves.

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