Koh, Kelvin
Current rating: 1534
Record: 5-4
| Grand Prix Singapore 2017 (XLN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 23 | Rabe, Christine (1445) | Won 2-0 | +171517 |
| 2sealed | 3 | Mohd Khairul Anuar, Abdul Aziz (1679) | Lost 1-2 | -151502 |
| 3sealed | 125 | Tan, Joseph Boon Kiat (1537) | Won 2-0 | +191521 |
| 4sealed | 101 | Foo, Zhi Jie (1524) | Won 2-0 | +181539 |
| 5sealed | 52 | Nakamura, Junya (1758) | Lost 1-2 | -141525 |
| 6sealed | 96 | Nazri, Khairul (1524) | Won 2-1 | +181543 |
| 7sealed | 87 | Poh, Liang Choong (1687) | Won 2-0 | +201563 |
| 8sealed | 52 | Ikeda, Ippei (1676) | Lost 1-2 | -161547 |
| 9sealed | 99 | Tamber, Tobey (1804) | Lost 0-2 | -131534 |
| average opponent: 1626record: 5-4 | new rating: 1534 | |||