Nummer: 18427
| Area : | Western Area |
| Sea area : | North Atlantic |
| Date of attack : | 30.08.1944 |
| Time of attack : | 15:40 |
| Nationality of U-boat : | German |
| U-boat : | U 482 |
| Commander : | Matuschka |
| Grid : | AM 5397 |
| presumed target type : | Tanker |
| presumed tonnage : | 7000 BRT |
| presumed result : | sunk |
| Number of torpedoes/mines : | 2- |
| Used weapon(s) : | Torpedo(es) |
| Convoy : | CU.36 |
| Date of observation : | 30.08.1944 |
| Nationality of target : | American |
| Actual type of target : | |
| Name of target : | Jacksonville |
| Year of launch : | 1944 |
| Actual tonnage : | 10448 BRT |
| Actual result : | sunk |
| Position of target : | 55.30n 07.30w |
| Convoy : | CU.36 |
| Route of convoy : | Curacao - New York - Liverpool |
| Remark to convoy : | Since Feb 1943, Tanker Convoys (counter traffic = UC) |