Maccallum, Alex
Current rating: 1464
Record: 1-3
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 403 | Hagen, Tom (1500) | Lost 0-2 | -181482 |
| 2sealed | 536 | Diminie, Josh (1503) | Won 2-1 | +181500 |
| 3sealed | 550 | Devlin, Matt (1453) | Lost 0-2 | -181482 |
| 4sealed | 613 | Foster, JJ D (1482) | Lost 1-2 | -181464 |
| average opponent: 1484record: 1-3 | new rating: 1464 | |||