Osmar, Jeff
Current rating: 1465
Record: 1-3
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 435 | Kwan, Mark (1500) | Won 2-0 | +181518 |
| 2sealed | 377 | Christensen, Kyle (1503) | Lost 0-2 | -181500 |
| 3sealed | 470 | McLaughlin, Morgan (1551) | Lost 1-2 | -171483 |
| 4sealed | 563 | Boessler, Christopher (1482) | Lost 0-2 | -181465 |
| average opponent: 1509record: 1-3 | new rating: 1465 | |||