Lavigne, Keith
Current rating: 1480
Record: 2-3
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 89 | Tait, Robert (1433) | Lost 1-2 | -191481 |
| 2sealed | 260 | Stevens, Hanna (1482) | Lost 1-2 | -181463 |
| 3sealed | 303 | Iramain, Jorge (1428) | Won 2-0 | +171480 |
| 4sealed | 250 | Cheung, Culver (1481) | Won 2-0 | +181498 |
| 5sealed | 259 | Ruan, Kai (1499) | Lost 1-2 | -181480 |
| average opponent: 1465record: 2-3 | new rating: 1480 | |||