Winckler, William
Current rating: 1445
Record: 2-5-1
| Grand Prix Birmingham 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 105 | Samuel, Tim (1476) | Lost 0-2 | -181482 |
| 2modern | 688 | Garcia, Damien (1460) | Draw 0-0 | -11481 |
| 3modern | 716 | Wery, Jacques (1496) | Lost 1-2 | -181463 |
| 4modern | 790 | Belobraydich, Madeline (1450) | Won 2-0 | +181481 |
| 5modern | 678 | Jimenez, Daniel [ESP] (1533) | Won 2-0 | +191500 |
| 6modern | 531 | Radlegger, Philipp (1461) | Lost 0-2 | -191481 |
| 7modern | 611 | Wozniak, Pawel (1477) | Lost 1-2 | -181463 |
| 8modern | 585 | Bihn, Sascha (1426) | Lost 1-2 | -181445 |
| average opponent: 1472record: 2-5-1 | new rating: 1445 | |||