Guan, Boney
Current rating: 1573
Record: 12-8
| Grand Prix Melbourne 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 94 | Munro, Matt (1500) | Won 2-0 | +181518 |
| 2sealed | 1 | Raney, Tom (1616) | Won 2-1 | +201538 |
| 3sealed | 20 | Dworak, Florian (1592) | Won 2-1 | +191557 |
| 4sealed | 56 | Diwell, Barry (1500) | Lost 1-2 | -191538 |
| 5sealed | 38 | Ackland, Daniel (1502) | Won 2-0 | +171555 |
| 6sealed | 57 | Pye, Gareth (1520) | Lost 1-2 | -191536 |
| 7sealed | 76 | Feng, Dennis (1477) | Won 2-0 | +171553 |
| 8sealed | 42 | Teague, James (1559) | Won 2-0 | +181571 |
| 9draft | 35 | Cole, Chifley (1578) | Lost 0-2 | -171554 |
| 10draft | 4 | May, Daimos E (1560) | Won 2-1 | +181572 |
| 11draft | 11 | Harnden, Simon (1615) | Lost 0-2 | -181554 |
| 12draft | 23 | Goh, Eu Jin (1549) | Won 2-1 | +181572 |
| 13draft | 12 | Crewe, David (1636) | Won 2-1 | +201592 |
| 14draft | 11 | Hampton, Luke (1587) | Lost 0-2 | -191573 |
| average opponent: 1556record: 9-5 | new rating: 1573 | |||
| Grand Prix Sydney 2006 (TSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 29 | Douglas, Adam (1500) | Won 2-1 | +181518 |
| 2sealed | 30 | Bandas, Jim (1606) | Lost 0-2 | -161502 |
| 3sealed | 43 | Pepper, Patrick (1451) | Lost 1-2 | -191483 |
| 4sealed | 76 | Brown, Daniel J (1481) | Won 2-0 | +181501 |
| 5sealed | 66 | O'Bree, Gary (1482) | Won 2-0 | +171518 |
| 6sealed | 48 | Rayson, Shawn (1502) | Lost 0-2 | -181500 |
| average opponent: 1504record: 3-3 | new rating: 1500 | |||