Nummer: 18518a
| Area : | Western Area |
| Sea area : | US East Coast |
| Date of attack : | 14.10.1944 |
| Time of attack : | 19:25 |
| Nationality of U-boat : | German |
| U-boat : | U 1223 |
| Commander : | Kneip |
| Grid : | BA 3589 |
| presumed target type : | Steam Freighter |
| presumed tonnage : | 5000 BRT |
| presumed result : | sunk ? |
| Used weapon(s) : | Torpedo(es) |
| Convoy : | ONS.33G |
| Date of observation : | 14.10.1944 |
| Time of observation : | 13:25 |
| Nationality of target : | Canadian |
| Actual type of target : | Fregate |
| Name of target : | Magog (K.673) |
| Year of launch : | 1943 |
| Actual tonnage : | 1370 ts |
| Actual result : | not repaired, total loss |
| Position of target : | 49.12n 68.19w |
| Footnote : | "Magog" was hit by a torpedo after 2:05 min, the second torpedo detonated behind the ship. "Magog" was not repaired thereafter. |
| related attacks : | Angriff 1 |
| Convoy : | ONS.33G |
| Route of convoy : | United Kingdom - North America (slow) |
| Remark to convoy : | 2nd series: Apr 1943 with new numbering (counter traffic SC) |