Rule, Devon
Current rating: 1586
Record: 9-5
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 127 | Richards, Adam (1519) | Won 2-0 | +181518 |
| 3sealed | 183 | Lin, Le (1587) | Lost 0-2 | -161502 |
| 4sealed | 240 | Roig, Ben (1518) | Won 2-1 | +181520 |
| 5sealed | 90 | Lallemand, John (1535) | Won 2-0 | +181538 |
| 6sealed | 76 | Aune, Eirik (1713) | Lost 0-2 | -151523 |
| 7sealed | 182 | Waite, Paul (1525) | Won 2-1 | +181541 |
| 8sealed | 74 | Ayers, Corey (1557) | Won 2-0 | +191560 |
| 9sealed | 61 | Fondren, Roger (1554) | Won 2-0 | +181578 |
| 10sealed | 22 | Bau, Philip (1642) | Lost 1-2 | -171561 |
| 12draft | 27 | Ward, Nathan (1672) | Won 2-1 | +201581 |
| 13draft | 36 | Angulo, Enrique (1666) | Won 2-1 | +191600 |
| 14draft | 6 | RADA, GABRIEL (1632) | Won 2-0 | +191619 |
| 15draft | 40 | Dykes, James (1651) | Lost 1-2 | -181601 |
| 16draft | 3 | Gurney, Michael (1767) | Lost 0-2 | -151586 |
| average opponent: 1610record: 9-5 | new rating: 1586 | |||