Nummer: 09610
| Area : | Western Area |
| Sea area : | Carribean Sea |
| Date of attack : | 17.05.1942 |
| Time of attack : | 09:52 |
| Nationality of U-boat : | German |
| U-boat : | U 155 |
| Commander : | Piening |
| Grid : | ED 9575 |
| presumed target type : | Steam Freighter id |
| presumed tonnage : | 7667 BRT |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) |
| Date of observation : | 17.05.1942 |
| Time of observation : | 08:00 |
| Nationality of target : | American |
| Actual type of target : | Motor Freighter |
| Name of target : | Challenger |
| Year of launch : | 1918 |
| Actual tonnage : | 7667 BRT |
| Actual result : | sunk |
| Position of target : | 12.11n 61.18w |
