Ng, Koon
Current rating: 1394
Record: 2-8
| Grand Prix Singapore 2007 (extended) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 103 | Xu, Jia Wei (1500) | Lost 1-2 | -171447 |
| 3extended | 120 | Tan, Kerry Kok Han (1481) | Lost 0-2 | -181429 |
| 4extended | 155 | Lee, Seow Yong (1464) | Lost 0-2 | -171412 |
| 5extended | 153 | Wee, Xiang Jun (1448) | Won 2-1 | +191431 |
| 6extended | 141 | Seah, Choon Peng (1447) | Lost 0-2 | -181413 |
| 8extended | 109 | Tan, Eng Giap (1358) | Lost 0-2 | -191394 |
| average opponent: 1450record: 1-5 | new rating: 1394 | |||
| Grand Prix Sydney 2006 (TSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 36 | Hennig, Joshua (1500) | Lost 0-2 | -181482 |
| 2sealed | 54 | Bicioc, Edward (1481) | Lost 0-2 | -181464 |
| 3sealed | 78 | Woodrow, Lauren Carly (1464) | Lost 0-2 | -181446 |
| 4sealed | 99 | Briscoe-Hough, Timon (1447) | Won 2-1 | +181464 |
| average opponent: 1473record: 1-3 | new rating: 1464 | |||