Ong, Quan Yi
Current rating: 1448
| Grand Prix Taipei 2014 (M15 limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 126 | Zhu, Fung Huei (1514) | Lost 0-2 | -171448 |
| top | record: 0-1 | new rating: 1448 | ||
| Grand Prix Singapore 2013 (RTR limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 133 | Guzman, Ben Erik (1520) | Won 2-1 | +181500 |
| 2sealed | 189 | Abdul Razak, Muhammad Farhan (1522) | Lost 1-2 | -171483 |
| 3sealed | 220 | Nario, Oliver F (1502) | Lost 1-2 | -181465 |
| top | average opponent: 1515record: 1-2 | new rating: 1465 | ||
| Grand Prix Singapore 2009 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 79 | Ariestasia, Stefano (1500) | Won 2-0 | +181518 |
| 2extended | 27 | Wong, Qin Jin (1533) | Lost 0-2 | -181500 |
| 3extended | 86 | Choy, Kevin (1500) | Lost 1-2 | -181482 |
| 4extended | 160 | Zhong Wei, Woo (1481) | Won 2-0 | +181500 |
| 5extended | 116 | Tan, Rowena (1463) | Lost 0-2 | -181482 |
| top | average opponent: 1495record: 2-3 | new rating: 1482 | ||