Pianta, Che
Current rating: 1522
Record: 8-7
| Grand Prix Melbourne 2018 (GRN limited) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 223 | Summers, Paul (1554) | Lost 0-2 | -181541 |
| 2sealed | 361 | Poh, Marcus (1459) | Lost 0-2 | -191522 |
| average opponent: 1506record: 0-2 | new rating: 1522 | |||
| Grand Prix Melbourne 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 125 | Burrows, Steven (1500) | Lost 0-2 | -181482 |
| 2sealed | 124 | Williams, Michael [AUS] (1482) | Won 2-0 | +181500 |
| 3sealed | 100 | Rooke, Dan (1517) | Won 2-0 | +181518 |
| 4sealed | 115 | Ly, Jason (1518) | Won 2-0 | +181536 |
| 5sealed | 67 | Dworak, Florian (1590) | Lost 1-2 | -171519 |
| 6sealed | 70 | Wu, Hao (1522) | Won 2-0 | +181537 |
| 7sealed | 40 | White, Caine (1534) | Won 2-1 | +181555 |
| 8sealed | 57 | Liu, John Q (1556) | Won 2-0 | +181573 |
| 10draft | 18 | Teo, Marcus (1569) | Lost 1-2 | -181555 |
| 11draft | 3 | Falkenberg, Jarrad (1569) | Won 2-0 | +181573 |
| 12draft | 20 | Gordon, Andrew D (1770) | Lost 1-2 | -141559 |
| 13draft | 9 | Scott, Jason (1545) | Won 2-0 | +181577 |
| 14draft | 39 | Hunstad, Scott (1601) | Lost 0-2 | -181559 |
| average opponent: 1560record: 8-5 | new rating: 1559 | |||