Deguia, Brian P
Current rating: 1466
Record: 1-3
| Grand Prix Chicago 2009 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 239 | Hunt, Jeffrey (1500) | Won 2-0 | +181518 |
| 2legacy | 89 | Reschke, Robert J (1519) | Lost 0-2 | -181500 |
| 3legacy | 309 | Ketita, Nassim (1573) | Lost 1-2 | -171483 |
| 4legacy | 474 | Van Heesch, Peter (1518) | Lost 1-2 | -171466 |
| average opponent: 1527record: 1-3 | new rating: 1466 | |||