Rayson, Harry
Current rating: 1487
Record: 3-4
| Grand Prix Birmingham 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 479 | Guilherme-Fryer, George-Thomas (1500) | Lost 0-2 | -181482 |
| 2modern | 649 | Easton, Jonathan (1465) | Won 0-0 | +181500 |
| 3modern | 595 | Beach, Tom (1476) | Won 2-1 | +171517 |
| 4modern | 548 | Moon, Oliver (1699) | Lost 1-2 | -141503 |
| 5modern | 649 | Jansen, Sepp (1555) | Lost 1-2 | -181485 |
| 6modern | 700 | Matthews, Lawrence (1544) | Won 2-1 | +201505 |
| 7modern | 454 | Shepherd, Mark (1503) | Lost 1-2 | -181487 |
| average opponent: 1534record: 3-4 | new rating: 1487 | |||