Ong, Siang
Current rating: 1520
Record: 8-8
| Grand Prix Singapore 2018 (DOM standard) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 161 | Woo, Chee Ming (1480) | Lost 0-2 | -181450 |
| 2standard | 187 | Barton, Lowell (1482) | Won 2-0 | +181468 |
| 3standard | 272 | Kaji, Tomohiro (1867) | Lost 1-2 | -111457 |
| 4standard | 253 | Miyake, Hideyuki (1527) | Won 2-0 | +201477 |
| 5standard | 214 | Anayron, Tatoff (1469) | Won 2-1 | +171494 |
| 6standard | 177 | Hart, Jacob (1886) | Lost 0-2 | -111483 |
| 7standard | 187 | Teong, Benjamin (1479) | Won 2-1 | +181501 |
| 8standard | 172 | Yau, Winnie (1553) | Won 2-1 | +191520 |
| average opponent: 1593record: 5-3 | new rating: 1520 | |||
| Grand Prix Singapore 2017 (XLN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 28 | Tan, Wee Li (1500) | Lost 0-2 | -181482 |
| 2sealed | 139 | Tan, Jackson (1482) | Won 2-1 | +181500 |
| 3sealed | 204 | Zhong Zen, Pang (1468) | Won 2-0 | +171517 |
| 4sealed | 157 | Choi, Kwok Keong (1605) | Lost 0-2 | -161501 |
| 5sealed | 142 | Chiong, Marvin (1551) | Lost 0-2 | -171484 |
| 6sealed | 215 | Tang, Nicholas (1653) | Lost 1-2 | -151469 |
| 7sealed | 209 | Jasmi, Hasry (1451) | Won 2-0 | +181487 |
| 8sealed | 186 | Chen, Youmin (1429) | Lost 0-2 | -191468 |
| average opponent: 1517record: 3-5 | new rating: 1468 | |||