Zull, Chris
Current rating: 1479
Record: 2-3-1
| Grand Prix Detroit 2005 (BOK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 17 | Anderson, Joshua (1500) | Lost 0-2 | -181482 |
| 2sealed | 167 | Powell, Michael (1432) | Won 2-0 | +171499 |
| 3sealed | 105 | Smith, Roderick (1500) | Draw 1-1 | 01499 |
| 4sealed | 153 | Williamson, Scott (1406) | Lost 0-2 | -201479 |
| 5sealed | 175 | Zack, Andrew (1479) | Won 1-0 | +181497 |
| 6sealed | 132 | Wagner, Bob (1475) | Lost 0-2 | -181479 |
| average opponent: 1465record: 2-3-1 | new rating: 1479 | |||