Hack, Jimmy
Current rating: 1445
Record: 3-6
| Grand Prix Oakland 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 88 | Cheung, Canon (1517) | Won 2-1 | +181518 |
| 2extended | 73 | Nida, John (1503) | Lost 0-1 | -181500 |
| 3extended | 202 | Phillips, Brian (1503) | Lost 0-2 | -181482 |
| 4extended | 277 | Kim, Erick (1488) | Won 2-1 | +181500 |
| 5extended | 208 | Stein, Alaric (1508) | Lost 0-2 | -181482 |
| 6extended | 263 | Williams, Jeff (1465) | Lost 1-2 | -181464 |
| 7extended | 221 | O'Hara, Michael J (1370) | Won 2-0 | +161480 |
| 8extended | 162 | Catterall-Davis, Merlin (1529) | Lost 0-2 | -171463 |
| 9extended | 128 | Brown, Weston (1467) | Lost 0-2 | -181445 |
| average opponent: 1483record: 3-6 | new rating: 1445 | |||