Petit Dufresne, Julien
Current rating: 1466
Record: 1-3
| Grand Prix Montreal 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 121 | Pennock, Aaron (1500) | Lost 1-2 | -181482 |
| 2block | 238 | Bourdages, Steve (1482) | Won 2-1 | +181500 |
| 3block | 162 | White, Ron (1598) | Lost 0-2 | -161484 |
| 4block | 261 | Lampron, Yan (1480) | Lost 1-2 | -181466 |
| average opponent: 1515record: 1-3 | new rating: 1466 | |||