Haddock, Jason
Current rating: 1500
Record: 4-4
| Grand Prix Austin 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 76 | Schmitt, Daryl (1500) | Lost 0-2 | -181482 |
| 2sealed | 140 | Jordan, Michael (1470) | Won 2-0 | +181500 |
| 3sealed | 86 | Lee, Evan (1500) | Lost 0-2 | -181482 |
| 4sealed | 156 | Fleming, Mark (1483) | Lost 0-2 | -181464 |
| 5sealed | 139 | Weatherford, Aaron (1464) | Won 2-0 | +181482 |
| 6sealed | 114 | Lucid, Brian (1485) | Won 2-1 | +181500 |
| 7sealed | 85 | Owen, Kenny (1497) | Won 2-0 | +181518 |
| 8sealed | 58 | Anders, Andy (1515) | Lost 1-2 | -181500 |
| average opponent: 1489record: 4-4 | new rating: 1500 | |||