Koh, Sheng Yiang
Current rating: 1608
| Grand Prix Brisbane 2013 (modern) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 105 | Coward, Ryan (1483) | Won 2-0 | +161603 |
| 2modern | 94 | Ross, Jesse (1500) | Lost 1-2 | -201583 |
| 3modern | 143 | Foley, Joshua (1499) | Won 2-0 | +171600 |
| 4modern | 77 | Damilatis, Nathan (1576) | Won 2-1 | +171617 |
| 5modern | 81 | Harris, Cameron (1504) | Lost 1-2 | -201597 |
| 6modern | 86 | Collings, Tim (1662) | Won 2-1 | +201617 |
| 7modern | 80 | Boikov, Lawrence (1555) | Won 2-1 | +161633 |
| 8modern | 62 | Miller, Jackson (1483) | Won 2-0 | +161649 |
| 9modern | 34 | Brown, Dylan [AUS] (1741) | Won 2-1 | +191668 |
| 10modern | 12 | Sati, Pratik (1592) | Lost 1-2 | -191649 |
| 11modern | 19 | Martin, Craig (1530) | Won 2-1 | +161665 |
| 12modern | 23 | Yang, Michael (1578) | Lost 1-2 | -201645 |
| 13modern | 21 | Restel, Sven (1488) | Lost 1-2 | -211624 |
| 14modern | 33 | Kanchanawaleekul, Worrawit (1712) | Lost 0-2 | -161608 |
| top | average opponent: 1564record: 8-6 | new rating: 1608 | ||
| Grand Prix Brisbane 2011 (ISD standard) | starting rating: 1561 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 51 | Andjelkovic, Mase (1518) | Won 2-0 | +171578 |
| 3standard | 23 | Graham, Aaron [AUS] (1536) | Won 2-0 | +171595 |
| 4standard | 32 | Clark, Christopher [AUS] (1553) | Won 0-0 | +181613 |
| 5standard | 6 | Yasooka, Shota (2119) | Lost 0-2 | -101603 |
| 6standard | 28 | Harnden, Simon (1613) | Won 2-0 | +181621 |
| 7standard | 19 | Wood, Ian (1768) | Lost 0-2 | -151606 |
| 8standard | 50 | Lamburd, Alana (1556) | Lost 1-2 | -191587 |
| top | average opponent: 1666record: 4-3 | new rating: 1587 | ||
| Grand Prix Sydney 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 9 | Hallett, Anthony (1486) | Won 2-0 | +181518 |
| 5sealed | 11 | Chung, Jason (1619) | Lost 1-2 | -161502 |
| 6sealed | 48 | Prasad, Liam (1554) | Won 2-0 | +191521 |
| 7sealed | 21 | D'Ambrosio, Loren (1647) | Won 2-1 | +201541 |
| 8sealed | 5 | Antonios, Alex (1647) | Lost 1-2 | -161525 |
| 13draft | 4 | Vance, Andrew [AUS] (1575) | Won 2-0 | +191544 |
| 14draft | 7 | Subsiri, Ronnachai (1508) | Won 1-0 | +171561 |
| top | average opponent: 1577record: 5-2 | new rating: 1561 | ||