Campbell, Michael G
Current rating: 1482
Record: 5-6
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 236 | Webster, Billy (1535) | Lost 0-2 | -181501 |
| 2sealed | 200 | Erlendson, John-michae (1482) | Lost 0-2 | -181483 |
| 3sealed | 278 | Frost, Jason (1464) | Won 2-0 | +171500 |
| 4sealed | 271 | Johnson, Matt J (1500) | Lost 0-2 | -181482 |
| average opponent: 1495record: 1-3 | new rating: 1482 | |||
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 734 | Clinger, Justin (1612) | Won 2-0 | +201520 |
| 2standard | 677 | Foster, Jeph (1483) | Lost 1-2 | -191501 |
| 3standard | 905 | Elliott, Brian (1500) | Won 2-1 | +181519 |
| 4standard | 803 | Cicalo, Joseph (1519) | Lost 0-2 | -181501 |
| 5standard | 973 | Kan, Eric (1465) | Won 2-1 | +181519 |
| 6standard | 769 | Coghlan, Brian (1519) | Won 2-1 | +181537 |
| 7standard | 716 | Ling, Bill (1534) | Lost 1-2 | -181519 |
| average opponent: 1519record: 4-3 | new rating: 1519 | |||