Parkinson, Deric
Current rating: 1426
Record: 1-5
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 54 | Timodaiski, Samuel (1500) | Won 2-1 | +181518 |
| 2sealed | 209 | Collins, Jeff (1518) | Lost 0-2 | -181500 |
| 3sealed | 387 | Denno, Sebastian (1385) | Lost 1-2 | -201480 |
| 4sealed | 410 | Turrieta, Raul (1465) | Lost 1-2 | -181462 |
| 5sealed | 485 | Brauer, Joel (1465) | Lost 1-2 | -181444 |
| 6sealed | 396 | Rubie-Bailey, Max (1446) | Lost 0-2 | -181426 |
| average opponent: 1463record: 1-5 | new rating: 1426 | |||