Withers, Edward
Current rating: 1477
Record: 6-8-1
| Grand Prix Prague 2017 (AER limited) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 371 | Goutaudier, Michel (1406) | Lost 0-2 | -191489 |
| 2sealed | 574 | Pokorny, Jiri J (1559) | Won 2-1 | +191508 |
| 3sealed | 684 | Verbiest, Bart (1632) | Won 2-0 | +201528 |
| 4sealed | 570 | Porten, Andreas (1610) | Lost 0-2 | -161512 |
| 5sealed | 620 | Schippek, Markus (1502) | Lost 1-2 | -191493 |
| 6sealed | 713 | Crusafio, Vincenzo (1591) | Lost 0-2 | -161477 |
| average opponent: 1550record: 2-4 | new rating: 1477 | |||
| Grand Prix London 2016 (KLD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 821 | Urry, Michael (1463) | Won 2-0 | +171517 |
| 2sealed | 462 | Bebbington, Maxwell (1551) | Lost 0-2 | -171500 |
| 3sealed | 1010 | Ashworth, Jim (1501) | Lost 1-2 | -181482 |
| 4sealed | 940 | Paquier, Yael (1448) | Won 1-0 | +171499 |
| 5sealed | 684 | Martineau, Jerome (1759) | Won 2-0 | +231522 |
| 6sealed | 629 | Valverde Calero, Fernando (1638) | Lost 0-2 | -161506 |
| 7sealed | 671 | Groot, Wessel (1661) | Lost 0-2 | -151491 |
| 8sealed | 738 | Claassen, Fred (1479) | Draw 1-1 | 01491 |
| 9sealed | 622 | Schwerdtfeger, Lisa (1478) | Won 2-1 | +171508 |
| average opponent: 1553record: 4-4-1 | new rating: 1508 | |||