Overy, Charles w
Current rating: 1500
Record: 4-4-1
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 307 | Alberg, Robin (1506) | Draw 1-1 | 01500 |
| 2standard | 281 | Hernandez, Daniel (1517) | Won 2-1 | +181518 |
| 3standard | 198 | Christensen, John m (1518) | Won 2-0 | +181536 |
| 4standard | 155 | Boothby, Kasandra L (1523) | Lost 1-2 | -181518 |
| 5standard | 260 | Sanders, Joshua (1428) | Won 2-0 | +171535 |
| 6standard | 174 | Sexton, Justin A (1540) | Lost 1-2 | -181517 |
| 7standard | 247 | Whitney, Angelo (1535) | Won 2-1 | +181535 |
| 8standard | 171 | Fondren, Roger (1481) | Lost 1-2 | -191516 |
| 9standard | 164 | Higashi, Chris (1604) | Lost 0-0 | -161500 |
| average opponent: 1517record: 4-4-1 | new rating: 1500 | |||