Nummer: 02405c
| Area : | Western Area |
| Sea area : | North Atlantic |
| Date of attack : | 27.07.1940 |
| Time of attack : | 03:13 |
| Nationality of U-boat : | German |
| U-boat : | U 34 |
| Commander : | Rollmann |
| Grid : | AL 3991 |
| presumed target type : | Tanker |
| presumed tonnage : | 9000 BRT |
| presumed result : | sunk |
| Number of torpedoes/mines : | 1 |
| Used weapon(s) : | Torpedo(es) |
| Convoy : | OB.188 |
| Date of observation : | 27.07.1940 |
| Time of observation : | 02:00 |
| Nationality of target : | British |
| Actual type of target : | Motor Tanker |
| Name of target : | Thiara |
| Year of launch : | 1939 |
| Actual tonnage : | 10364 BRT |
| Actual result : | sunk |
| Position of target : | 56.37n 17.56w |
| related attacks : | Angriff 1 Angriff 2 |
| Convoy : | OB.188 |
| Route of convoy : | Liverpool - North America (out) |
| Remark to convoy : | Sep 1939 to Jul 1940 via South Ireland, Jul to Okt 1940 via North Cannel, then ON. |
| updated on: | 01.02.1999 |
| Remark: | 2nd edit, Thi-A-ra |