Mazzachi, Adrian
Current rating: 1497
Record: 3-3
| Grand Prix Melbourne 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 14 | Haddy, Tom (1493) | Lost 1-2 | -181482 |
| 2sealed | 122 | Hernandez, Alfonso (1483) | Won 2-0 | +181500 |
| 3sealed | 65 | Bennett, Jacob (1448) | Lost 0-2 | -191481 |
| 4sealed | 150 | Wybrow, Michael (1482) | Won 2-0 | +181499 |
| 5sealed | 143 | Hutchinson, Val (1405) | Won 2-0 | +161515 |
| 6sealed | 90 | Arthur, Tom (1517) | Lost 1-2 | -181497 |
| average opponent: 1471record: 3-3 | new rating: 1497 | |||