Nummer: 18817a
| Area : | Western Area |
| Sea area : | North Sea |
| Date of attack : | 12.01.1945 |
| Time of attack : | 00:12 |
| Nationality of U-boat : | German |
| U-boat : | U 427 |
| Commander : | Gudenus |
| Grid : | AN 2338 |
| presumed target type : | Destroyer |
| presumed result : | sunk |
| Number of torpedoes/mines : | 3- |
| Used weapon(s) : | Torpedo with gyro-angle and zig-zaggig course |
| Convoy : | Task F. |
| Actual tonnage : | ---- -- |
| Actual result : | hit not ascertained |
| Footnote : | U-427 attacked a British cruiser force including HMS "Norfolk", "Bellona" and the destroyers HMS "Onslow", "Orwell" and "Onslaught" with a spread of three LUT and two gnats, and heard detonations. |
| related attacks : | Angriff 1 |
| Convoy : | Task F. |
| updated on: | 00.00.0000 |
| Remark: | Anm.: 3-T: + 2T' |