Ong, Frederick
Current rating: 1496
Record: 6-6
| Grand Prix Singapore 2015 (modern) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 186 | Wee, Tim Liang (1603) | Won 2-1 | +191573 |
| 3modern | 77 | Yang, Chen Han (1500) | Lost 1-2 | -191554 |
| 4modern | 200 | Piamrasrisakul, Pitiwatt (1487) | Lost 0-2 | -201534 |
| 5modern | 333 | Tanyag, Eduardo (1453) | Lost 1-2 | -191515 |
| 6modern | 410 | Ang, Wen Guang (1451) | Lost 1-2 | -191496 |
| average opponent: 1499record: 1-4 | new rating: 1496 | |||
| Grand Prix Manila 2006 (GPT limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 58 | Alba, Alberto Jr. (1500) | Lost 1-2 | -181482 |
| 2sealed | 116 | Inumerable, Javy (1482) | Won 2-0 | +181500 |
| 3sealed | 78 | Calabon, Dean (1500) | Lost 0-2 | -181482 |
| 4sealed | 127 | San Antonio, Sherwin (1482) | Won 2-0 | +181500 |
| 5sealed | 103 | Flores, Richardson M (1500) | Won 2-1 | +181518 |
| 6sealed | 82 | de Mesa, Reynaldo (1518) | Won 2-0 | +181536 |
| 7sealed | 56 | Barcellano, Carlo Ergu (1537) | Won 2-0 | +181554 |
| average opponent: 1503record: 5-2 | new rating: 1554 | |||