Grafton, Dave
Current rating: 1523
Record: 5-4
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 627 | Azulay, Adam (1555) | Won 2-1 | +191519 |
| 2sealed | 423 | Miller, Drew (1517) | Lost 0-2 | -181501 |
| 3sealed | 660 | Crosthwaite, Rodolfo (1515) | Won 2-1 | +181519 |
| 4sealed | 719 | Francia, Elias (1636) | Won 2-0 | +201539 |
| 5sealed | 487 | Singer, Sean (1636) | Won 2-1 | +201559 |
| 6sealed | 318 | Perret, Valentin (1533) | Lost 0-2 | -181541 |
| 7sealed | 324 | Ishikawa, Ethan (1460) | Lost 1-2 | -201521 |
| 8sealed | 478 | Miles, Aaron (1548) | Won 2-0 | +191540 |
| 9sealed | 393 | Hildreth, John (1591) | Lost 1-2 | -171523 |
| average opponent: 1555record: 5-4 | new rating: 1523 | |||