Nummer: 25705
| Area : | Indic Ocean |
| Sea area : | Ostafrika Küste |
| Date of attack : | 06.09.1940 |
| Time of attack : | 15:00 |
| Nationality of U-boat : | Italian |
| U-boat : | GUGLIELMOTTI |
| Commander : | Tucci |
| Grid : | [16n 42e] |
| presumed target type : | Tanker id |
| presumed tonnage : | 4008 BRT |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) |
| Convoy : | BN.4 |
| Date of observation : | 06.09.1940 |
| Nationality of target : | Greek |
| Actual type of target : | Steam Tanker |
| Name of target : | Atlas |
| Year of launch : | 1909 |
| Actual tonnage : | 4008 BRT |
| Actual result : | sunk |
| Position of target : | 15.50n 41.50e |
| Convoy : | BN.4 |
| Route of convoy : | (Bombay) - Aden - Suez (northbound) |
| Remark to convoy : |
| updated on: | 03.03.2013 |
| Remark: | BN.4 |
| Changes: | 1) TS-Karteikarte nicht vorhanden (März 2013) 2) POS1 gekoppelt |