McIsaac, Scott
Current rating: 1560
Record: 6-3
| Grand Prix Boston 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 176 | Miller, Rashad (1538) | Won 2-0 | +191519 |
| 2sealed | 63 | Weaver, Luke (1517) | Won 2-0 | +181537 |
| 3sealed | 54 | Krug, Josh (1500) | Lost 1-2 | -191518 |
| 4sealed | 99 | Gibson, Chris (1483) | Won 2-1 | +171535 |
| 5sealed | 90 | Goss, Scott (1537) | Won 2-0 | +181553 |
| 6sealed | 62 | Martel, Jason (1470) | Won 2-1 | +171570 |
| 7sealed | 15 | Cunningham, Jeff (1939) | Won 2-0 | +241594 |
| 8sealed | 23 | Laroche, Francois (1653) | Lost 1-2 | -171577 |
| 9sealed | 53 | Beverley, Robert (1598) | Lost 0-2 | -171560 |
| average opponent: 1582record: 6-3 | new rating: 1560 | |||