Cheaw, Tommy Chung Sung
Current rating: 1475
Record: 15-18-1
| Grand Prix Kuala Lumpur 2014 (THS limited) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 221 | Liang, Tai Ran (1500) | Won 2-0 | +191509 |
| 2sealed | 165 | Teh, Ian (1516) | Lost 0-2 | -181491 |
| 3sealed | 433 | Hassan, Shahrizan Ferouz (1596) | Lost 0-2 | -161475 |
| top | average opponent: 1537record: 1-2 | new rating: 1475 | ||
| Grand Prix Singapore 2011 (NPH standard) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 22 | Gao, Tan (1500) | Lost 0-2 | -191526 |
| 5standard | 126 | Wee, Tim Liang (1543) | Lost 1-2 | -181508 |
| 6standard | 134 | Li, Maxwell (1518) | Lost 0-2 | -181490 |
| top | average opponent: 1520record: 0-3 | new rating: 1490 | ||
| Grand Prix Kuala Lumpur 2010 (WWK standard) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 1 | Kiwanont, Sukhum (1694) | Draw 1-1 | +31539 |
| 5standard | 44 | Fan, Zheng (1503) | Lost 0-2 | -181521 |
| 6standard | 85 | Caniezo, Marlon (1509) | Won 2-0 | +171538 |
| 7standard | 56 | Ng, Eddy (1495) | Won 2-1 | +181556 |
| 8standard | 33 | Wee, Tim Liang (1525) | Won 2-0 | +171573 |
| 9standard | 17 | Tenorio, Rexel Allan (1600) | Lost 0-2 | -171556 |
| 10standard | 35 | Lee, Wen Yi Julian (1681) | Won 2-1 | +201576 |
| 11standard | 25 | Asinas, Rudi Jason (1572) | Lost 0-2 | -181558 |
| 12standard | 36 | Choo, Yong Han (1774) | Lost 1-2 | -141544 |
| 13standard | 41 | Ng, Kar Wye (1535) | Lost 1-2 | -181526 |
| 14standard | 48 | Vogin, Willy (1592) | Won 2-0 | +191545 |
| top | average opponent: 1589record: 5-5-1 | new rating: 1545 | ||
| Grand Prix Kuala Lumpur 2006 (DIS limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 7 | Tang, Chee Sian (1518) | Won 2-1 | +181520 |
| 3sealed | 36 | Loh, Cher Yiing (1536) | Won 2-1 | +191539 |
| 4sealed | 20 | Feng, Hao (1480) | Won 2-0 | +171556 |
| 5sealed | 15 | Praipitakkul, Teerapong (1520) | Won 2-1 | +171573 |
| 6sealed | 8 | Lau, Sam Lei Kang (1787) | Won 2-0 | +221595 |
| 7sealed | 4 | Nan, Tu (1564) | Lost 1-2 | -191576 |
| 8sealed | 5 | Chow, Yiu Hung (1622) | Won 2-0 | +191595 |
| 9draft | 29 | Fujita, Osamu (1823) | Won 2-1 | +221617 |
| 10draft | 7 | Yasooka, Shota (2025) | Lost 1-2 | -111606 |
| 11draft | 18 | Nakajima, Chikara (1677) | Lost 0-2 | -171589 |
| 12draft | 2 | Song, Huachao (1712) | Lost 1-2 | -151574 |
| 13draft | 13 | Siagian, Yohannes (1488) | Lost 0-2 | -201554 |
| 14draft | 6 | Lim, Victoriano (1571) | Lost 0-2 | -181536 |
| top | average opponent: 1640record: 7-6 | new rating: 1536 | ||
| Grand Prix Kuala Lumpur 2004 (5DN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 39 | Loh, Chuan Han (1586) | Lost 0-2 | -161484 |
| 5standard | 59 | Yen, Adaw (1487) | Lost 1-2 | -181466 |
| 6standard | 56 | pak, matthew (1467) | Won 2-1 | +181484 |
| 7standard | 46 | Chung, Ian Wai Ming (1507) | Won 2-1 | +181502 |
| top | average opponent: 1512record: 2-2 | new rating: 1502 | ||