ODonnell, John
Current rating: 1517
Record: 5-4
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 524 | Webb, Jacob (1451) | Lost 1-2 | -191481 |
| 2legacy | 571 | Russell, Travis (1458) | Lost 0-2 | -181463 |
| 3legacy | 930 | Miller, Sean (1493) | Won 2-1 | +181481 |
| 4legacy | 668 | Thompson, Tristan (1484) | Won 2-0 | +181499 |
| 5legacy | 607 | Piers, Will (1501) | Won 2-1 | +181517 |
| 6legacy | 289 | Wagner, Pascal (1484) | Won 2-0 | +181535 |
| 7legacy | 248 | Cockrell, Joseph (1441) | Lost 0-2 | -201515 |
| 8legacy | 292 | Simon, Gregory (1561) | Won 2-0 | +191534 |
| 9legacy | 248 | Williams, Benjamin (1588) | Lost 0-2 | -171517 |
| average opponent: 1496record: 5-4 | new rating: 1517 | |||