Byam, Derek
Current rating: 1426
Record: 2-6
| Grand Prix Charlotte 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 715 | Collins, Michael (1410) | Lost 1-2 | -201480 |
| 2modern | 729 | Bowles, Jordan (1454) | Lost 0-2 | -181462 |
| 3modern | 1171 | Thomas, Chris (1567) | Lost 1-2 | -161446 |
| 4modern | 955 | Orfila, Kevin (1378) | Lost 1-2 | -201426 |
| average opponent: 1452record: 0-4 | new rating: 1426 | |||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1347 | Barker, Christopher (1485) | Lost 1-2 | -181482 |
| 2modern | 1415 | Tripp, William (1480) | Won 2-0 | +181500 |
| 3modern | 1440 | Egolf, Michael (1500) | Won 2-1 | +181518 |
| 4modern | 1259 | Horner, Justin (1521) | Lost 0-2 | -181500 |
| average opponent: 1496record: 2-2 | new rating: 1500 | |||