Lyons, Sean
Current rating: 1485
Record: 5-6
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 89 | Gervato, Matthew (1533) | Lost 0-2 | -181481 |
| 2standard | 357 | Kindberg, Lance (1384) | Won 2-1 | +161497 |
| 3standard | 387 | Seely, Tyler (1518) | Lost 1-2 | -171480 |
| 4standard | 687 | Eckley, Eric (1471) | Won 2-0 | +181498 |
| 5standard | 393 | Hall, Michael 2539 (1475) | Won 2-1 | +171515 |
| 6standard | 457 | Canales, David (1559) | Lost 1-2 | -171498 |
| 7standard | 494 | Beatty, Robert (1754) | Lost 1-2 | -131485 |
| average opponent: 1528record: 3-4 | new rating: 1485 | |||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 3 | Johnston, Richard (1482) | Lost 0-2 | -181482 |
| 2sealed | 398 | Davenport, Keith (1483) | Won 2-0 | +181500 |
| 3sealed | 298 | Sasso, Joshua (1485) | Lost 1-2 | -191481 |
| 4sealed | 390 | Humphreys, Josh (1433) | Won 2-0 | +181499 |
| average opponent: 1471record: 2-2 | new rating: 1499 | |||