Irwin, Graham
Current rating: 1465
Record: 1-3-1
| Grand Prix Dallas 2007 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 48 | Reyes, Chris (1550) | Lost 0-2 | -171483 |
| 2extended | 236 | Flodstrom-Sconce, Christian (1482) | Lost 1-2 | -181465 |
| 3extended | 328 | penkauskas, dave (1464) | Won 0-0 | +181483 |
| 4extended | 299 | Darbro, Roy (1466) | Draw 1-1 | 01483 |
| 5extended | 257 | Hinojosa, Rolaund (1482) | Lost 0-2 | -181465 |
| average opponent: 1489record: 1-3-1 | new rating: 1465 | |||