Sng, Jason Koon Yeow
Current rating: 1499
| Grand Prix Kuala Lumpur 2002 (TOR limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 52 | Lee, Alvin (1500) | Won 2-0 | +181537 |
| 2sealed | 41 | Mohd Amin, Azrul Azmi (1519) | Won 2-0 | +171554 |
| 3sealed | 27 | Lee, Andrew [MYS] (1569) | Lost 0-2 | -171537 |
| 4sealed | 41 | Joo, Yong Chin (1517) | Lost 1-2 | -191518 |
| 5sealed | 65 | Koh, Julian (1500) | Won 2-0 | +181536 |
| 6sealed | 47 | Chim, Kai Yen (1487) | Lost 1-2 | -191517 |
| 7sealed | 68 | Tan, Allen Boon Hor (1541) | Lost 0-2 | -181499 |
| top | average opponent: 1519record: 3-4 | new rating: 1499 | ||
| Grand Prix Singapore 2000 (extended) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 49 | Soh, Terry (1500) | Lost 1-2 | -181483 |
| 2extended | 46 | Tang, Poh Sheng (1482) | Won 2-1 | +181501 |
| 3extended | 55 | Lim, Tse Yee (1500) | Won 2-1 | +181519 |
| 4extended | 56 | Ong, Heng Woon (1552) | Won 2-1 | +181537 |
| 5extended | 37 | Tang, Mun Wye (1534) | Lost 1-2 | -181519 |
| 6extended | 66 | Lo, Chien Hung (1499) | Won 2-0 | +181537 |
| 7extended | 41 | Jirapongtrakul, Boonchai (1536) | Lost 0-2 | -181519 |
| top | average opponent: 1515record: 4-3 | new rating: 1519 | ||
| Grand Prix Kuala Lumpur 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 127 | Tan, Gan Chee (1500) | Won 0-0 | +181518 |
| 2extended | 38 | Semanis, Alfie Mahathir (1518) | Won 0-0 | +181536 |
| 3extended | 29 | Chin, Yung Han (1536) | Lost 0-0 | -181518 |
| 4extended | 64 | Lin, Bao Qiang (1517) | Lost 0-0 | -181500 |
| 5extended | 84 | Ho, Kwee Yan Wesley (1500) | Won 0-0 | +181518 |
| 6extended | 74 | Bedoucha, William Francois (1564) | Lost 0-0 | -171501 |
| top | average opponent: 1522record: 3-3 | new rating: 1501 | ||