Parkhurst, Adam
Current rating: 1468
Record: 6-8-1
| Grand Prix Oklahoma City 2017 (modern) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 73 | Alley, Joseph (1425) | Draw 1-1 | -11461 |
| 2modern | 353 | Kennedy, Melton (1500) | Won 2-1 | +191480 |
| 3modern | 267 | Large, Brandon (1677) | Lost 0-2 | -151465 |
| 4modern | 427 | Gardea, Ramon (1462) | Won 2-0 | +181483 |
| 5modern | 281 | Reilly, Jeremiah (1518) | Lost 0-2 | -171466 |
| 6modern | 403 | Black, Lewis (1504) | Won 2-0 | +191485 |
| 7modern | 284 | Saenz, Matthew (1460) | Lost 0-2 | -191466 |
| 8modern | 364 | Carson, Dawson (1625) | Lost 1-2 | -151451 |
| 9modern | 346 | Lujan, Jb (1397) | Won 2-1 | +171468 |
| average opponent: 1508record: 4-4-1 | new rating: 1468 | |||
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 259 | Chesney, Gregory (1500) | Lost 0-2 | -181482 |
| 2modern | 437 | Shafer, Will (1554) | Lost 1-2 | -171465 |
| 3modern | 580 | Sandomierski, Nathan (1438) | Won 0-0 | +181483 |
| 4modern | 414 | Davis, Michael (1511) | Lost 1-2 | -181465 |
| 5modern | 495 | Miller, Michael (1334) | Won 2-1 | +161481 |
| 6modern | 424 | Thomas, Joseph (1423) | Lost 1-2 | -191462 |
| average opponent: 1460record: 2-4 | new rating: 1462 | |||