Buck, Chris W
Current rating: 1559
Record: 6-3
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 369 | O'Connell, Nathan (1500) | Won 2-0 | +181518 |
| 2sealed | 88 | Fox, Chris (1488) | Lost 1-2 | -191499 |
| 3sealed | 376 | McDonald, Brendan J (1500) | Won 2-0 | +181517 |
| 4sealed | 245 | Hanson, David (1503) | Won 2-1 | +181535 |
| 5sealed | 252 | Jansen, Adam (1518) | Won 2-1 | +181553 |
| 6sealed | 70 | Hopkins, Daniel (1563) | Won 2-1 | +181571 |
| 7sealed | 98 | Froehlich, Eric (1763) | Lost 0-2 | -141557 |
| 8sealed | 71 | Derrickson, David (1664) | Won 2-1 | +191576 |
| 9sealed | 55 | Anderson, Nathan (1578) | Lost 0-2 | -171559 |
| average opponent: 1564record: 6-3 | new rating: 1559 | |||