Nummer: 02913
| Area : | Western Area |
| Sea area : | North Atlantic |
| Date of attack : | 21.09.1940 |
| Time of attack : | 03:12 |
| Nationality of U-boat : | German |
| U-boat : | U 99 |
| Commander : | Kretschmer |
| Grid : | AL 5432 |
| presumed target type : | Tanker id |
| presumed tonnage : | 9154 BRT |
| presumed result : | sunk |
| Number of torpedoes/mines : | 2 |
| Used weapon(s) : | Torpedo(es) + T-Coup de grâce |
| Convoy : | HX.72 |
| Date of observation : | 21.09.1940 |
| Time of observation : | 11:42 |
| Nationality of target : | British |
| Actual type of target : | Motor Tanker |
| Name of target : | Invershannon |
| Year of launch : | 1938 |
| Actual tonnage : | 9154 BRT |
| Actual result : | sunk |
| Position of target : | 55.40n 22.04w |
| Footnote : | "Invershannon" was sunk at 11:42h by a coup de grâce from U-99. |
| Convoy : | HX.72 |
| Route of convoy : | (New York) - Halifax - United Kingdom |
| Remark to convoy : | Sep 1939 to Sep 1942 ab Halifax, then from New York (counter traffic = ON), vgl. HXF und SC. |
| updated on: | 00.02.2002 |
| Remark: | 21.09.40, 11:42 |
| Changes: | 1) Rohwer 12.1997: 22.09.40 11:42h 2) Busch/Röll 02.2002: 21.09.40 11:42h |