Mcwhorter, William R
Current rating: 1501
Record: 3-3
| Grand Prix Atlanta 2011 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 473 | Dearolf, Chance C (1431) | Lost 1-2 | -191481 |
| 2extended | 577 | Parks, Tim D (1483) | Won 2-0 | +181499 |
| 3extended | 550 | Carter, Lee W (1483) | Won 2-1 | +171516 |
| 4extended | 573 | Cannon, Christopher (1648) | Lost 0-2 | -151501 |
| 5extended | 555 | Piland, Chris (1500) | Won 2-1 | +181519 |
| 6extended | 505 | Mayes, Vernon (1522) | Lost 0-2 | -181501 |
| average opponent: 1511record: 3-3 | new rating: 1501 | |||