Underwood, Ryan
Current rating: 1446
Record: 1-4
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 55 | Adams, Andrew L (1500) | Lost 0-2 | -181482 |
| 2sealed | 232 | Nanka-Bruce, Robert (1482) | Lost 1-2 | -181464 |
| 3sealed | 260 | Lawrence, Chris (1465) | Lost 0-2 | -181446 |
| 4sealed | 293 | Dolgos, Erik (1446) | Won 2-1 | +181464 |
| 5sealed | 240 | Horvath, Alex (1467) | Lost 0-2 | -181446 |
| average opponent: 1472record: 1-4 | new rating: 1446 | |||