Hadwen, Johnathan
Current rating: 1499
Record: 3-3-1
| Grand Prix Brisbane 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 15 | Foggin, Chris (1500) | Lost 0-2 | -181482 |
| 2sealed | 67 | Hutchinson, Val (1397) | Draw 1-1 | -21480 |
| 3sealed | 70 | Veigel, Andrew (1482) | Lost 1-2 | -181462 |
| 4sealed | 103 | Bennett, Ingrid (1482) | Won 2-1 | +191481 |
| 5sealed | 93 | Curran, Chris [AUS] (1483) | Won 2-0 | +181499 |
| 6sealed | 77 | Gration, Luke (1496) | Lost 1-2 | -181481 |
| 7sealed | 80 | Campbell, David J (1483) | Won 2-1 | +181499 |
| average opponent: 1475record: 3-3-1 | new rating: 1499 | |||