Culbertson, Duane C
Current rating: 1391
Record: 0-6
| Grand Prix Chicago 2009 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 43 | Ferst, Taylor (1509) | Lost 1-2 | -181482 |
| 2legacy | 378 | Murray, Joshua (1431) | Lost 0-2 | -191463 |
| 3legacy | 543 | Alvarez, Joshua (1426) | Lost 0-2 | -181445 |
| 4legacy | 556 | Kowalski, Leo D (1449) | Lost 0-2 | -181427 |
| 5legacy | 499 | Smith, John H (1429) | Lost 1-2 | -181409 |
| 7legacy | 327 | Baker, Joe M (1430) | Lost 1-2 | -181391 |
| average opponent: 1446record: 0-6 | new rating: 1391 | |||