Nummer: 02315
| Area : | Western Area |
| Sea area : | North Sea |
| Date of attack : | 17.07.1940 |
| Time of attack : | 04:10 |
| Nationality of U-boat : | German |
| U-boat : | U 57 |
| Commander : | Topp |
| Grid : | AN 1368 |
| presumed target type : | Steam Freighter |
| presumed tonnage : | 2560 BRT |
| presumed result : | sunk |
| Number of torpedoes/mines : | 1 |
| Used weapon(s) : | Torpedo(es) |
| Date of observation : | 17.07.1940 |
| Time of observation : | 04:20 |
| Nationality of target : | Swedish |
| Actual type of target : | Steam Freighter |
| Name of target : | O.A. Brodin |
| Year of launch : | 1921 |
| Actual tonnage : | 1960 BRT |
| Actual result : | sunk |
| Position of target : | 59.22n 03.40w |
