Herbig, Brad
Current rating: 1445
Record: 4-7-1
| Grand Prix Columbus 2010 (legacy) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 69 | Smith, Jason L (1500) | Lost 0-2 | -181461 |
| 2legacy | 262 | Nemeth, Brett (1466) | Lost 1-2 | -181443 |
| 3legacy | 252 | Ockunzzi, Zachary (1464) | Won 2-0 | +191462 |
| 4legacy | 224 | Burden, Michael E (1516) | Lost 0-2 | -171445 |
| 5legacy | 242 | Clute, Zach (1463) | Won 2-0 | +181463 |
| 6legacy | 200 | Clark, Paul (1483) | Lost 0-2 | -181445 |
| average opponent: 1482record: 2-4 | new rating: 1445 | |||
| Grand Prix Chicago 2009 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 89 | Krueger, Steve (1423) | Lost 0-2 | -191481 |
| 2legacy | 416 | Alvarez, Joshua (1444) | Won 2-1 | +171498 |
| 3legacy | 362 | Gouletas, Kevin (1500) | Draw 1-1 | 01498 |
| 4legacy | 382 | McFadden, Robert (1465) | Won 2-0 | +171515 |
| 5legacy | 276 | Carpenter, Brad (1479) | Lost 0-2 | -181497 |
| 6legacy | 342 | Hamilton, Lucas (1502) | Lost 0-2 | -181479 |
| average opponent: 1469record: 2-3-1 | new rating: 1479 | |||