Adamson, Tony
Current rating: 1463
Record: 1-3
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 261 | Harrison, Daniel (1500) | Won 2-1 | +181518 |
| 2sealed | 24 | Timidaiski, Joe (1463) | Lost 0-2 | -191499 |
| 3sealed | 360 | D'Albora, Paul (1483) | Lost 0-2 | -181481 |
| 4sealed | 509 | Walker, Matt (1483) | Lost 0-2 | -181463 |
| average opponent: 1482record: 1-3 | new rating: 1463 | |||