Grimsey, Robert
Current rating: 1466
Record: 1-3
| Grand Prix Singapore 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 145 | Xiqiu, Sun (1484) | Lost 1-2 | -181482 |
| 2modern | 317 | Tan, Ian Keng Huat (1578) | Lost 1-2 | -171465 |
| 3modern | 494 | Hwang, Winston Jun Wei (1463) | Won 2-0 | +181483 |
| 4modern | 396 | Tan, Min Song (1499) | Lost 0-2 | -171466 |
| average opponent: 1506record: 1-3 | new rating: 1466 | |||