De Valter, Joshua
Current rating: 1481
Record: 3-4
| Grand Prix Melbourne 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 139 | Frankham, Scott (1427) | Lost 1-2 | -191481 |
| 2sealed | 212 | Freckleton, Dylan (1482) | Lost 1-2 | -181463 |
| 3sealed | 245 | Houston, Liam (1466) | Lost 0-2 | -181445 |
| 4sealed | 256 | de Graaf, Michael (1427) | Won 2-0 | +171462 |
| 5sealed | 231 | Antoine, Dennis (1465) | Won 2-1 | +181480 |
| 6sealed | 191 | Meihuizen, Sam (1482) | Won 2-1 | +191499 |
| 7sealed | 136 | Campbell, Stephen (1515) | Lost 0-2 | -181481 |
| average opponent: 1466record: 3-4 | new rating: 1481 | |||