Robertson, Jeffery
Current rating: 1444
Record: 1-4
| Grand Prix Brisbane 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 134 | Unwin, David (1419) | Won 2-0 | +171517 |
| 2modern | 169 | Reed, Harrison (1674) | Lost 1-2 | -161501 |
| 3modern | 314 | Eccleston, Andrew (1338) | Lost 1-2 | -211480 |
| 4modern | 306 | Arranga, Tom (1481) | Lost 0-2 | -181462 |
| 5modern | 373 | Baker Nagy, Milos (1462) | Lost 0-2 | -181444 |
| average opponent: 1475record: 1-4 | new rating: 1444 | |||