Seyfang, Charles
Current rating: 1474
Record: 3-5
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1357 | Carter, Will (1500) | Lost 1-2 | -191492 |
| 2modern | 1398 | Lipkin, Dylan (1482) | Lost 0-2 | -181474 |
| average opponent: 1491record: 0-2 | new rating: 1474 | |||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 2135 | Belateche, Zachary (1514) | Won 2-1 | +181518 |
| 2modern | 2130 | Irwin, Sean (1566) | Won 2-0 | +191537 |
| 3modern | 2101 | Male, Nick (1680) | Lost 0-2 | -151522 |
| 4modern | 2148 | Yam, Wing Chun (1796) | Lost 1-2 | -131509 |
| 5modern | 2167 | Yamasaki, Takao (1506) | Won 2-1 | +181527 |
| 6modern | 2157 | Sullivan, Benjamin (1640) | Lost 0-2 | -161511 |
| average opponent: 1617record: 3-3 | new rating: 1511 | |||