Campbell, Maclain
Current rating: 1521
Record: 4-3
| Grand Prix Chicago 2009 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 139 | Quackenbush, Mark (1450) | Lost 0-2 | -191481 |
| 2legacy | 518 | Wackerlin, Jeremy (1464) | Won 2-0 | +181499 |
| 3legacy | 226 | Jagasia, Gandhi (1483) | Won 2-1 | +171516 |
| 4legacy | 312 | Rasmussen, Ben (1711) | Lost 1-2 | -141502 |
| 5legacy | 430 | Karabell, Al (1470) | Won 2-0 | +171519 |
| 6legacy | 283 | Cook, Bryant (1567) | Won 2-1 | +191538 |
| 7legacy | 156 | Hinkle, Charles (1599) | Lost 0-2 | -171521 |
| average opponent: 1535record: 4-3 | new rating: 1521 | |||