Ong, Kelvin
Current rating: 1466
Record: 2-4-1
| Grand Prix Sydney 2010 (SOM limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 60 | Carmody, James (1500) | Lost 1-2 | -171466 |
| 2sealed | 117 | Moreau, Brandon (1482) | Draw 1-1 | 01466 |
| average opponent: 1491record: 0-1-1 | new rating: 1466 | |||
| Grand Prix Sydney 2006 (TSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 3 | Woodrow, Lauren Carly (1500) | Won 2-0 | +181518 |
| 2sealed | 23 | Tian, Kuan (1500) | Won 2-0 | +181536 |
| 3sealed | 11 | Gillard, Stu (1580) | Lost 1-2 | -181518 |
| 4sealed | 15 | Batum, Paul (1550) | Lost 0-2 | -171501 |
| 5sealed | 81 | Eldred, Rhett (1516) | Lost 0-2 | -181483 |
| average opponent: 1529record: 2-3 | new rating: 1483 | |||