Parker, Trevor
Current rating: 1509
| Grand Prix Atlanta 2017 (XLN standard) | starting rating: 1548 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 378 | Castro, Rafael (1561) | Lost 1-2 | -171531 |
| 2standard | 415 | Hughes, Robert (1392) | Lost 1-2 | -211510 |
| 3standard | 632 | Pettyjohn, Randy (1463) | Won 2-1 | +171527 |
| 4standard | 478 | Miller, Matthew (1611) | Lost 1-2 | -161511 |
| 5standard | 598 | Chambers, Alison (1406) | Won 2-0 | +161527 |
| 6standard | 440 | Graham, Bobby (1566) | Lost 1-2 | -181509 |
| top | average opponent: 1500record: 2-4 | new rating: 1509 | ||
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 366 | Ho, Ben (1482) | Draw 1-1 | -21552 |
| 2sealed | 277 | Moon, Emily (1500) | Draw 1-1 | -11551 |
| 3sealed | 66 | Bower, Ross (1448) | Won 2-1 | +171568 |
| 4sealed | 330 | Hubbard, Joseph (1498) | Lost 0-2 | -201548 |
| top | average opponent: 1482record: 1-1-2 | new rating: 1548 | ||
| Grand Prix Dallas-Fort Worth 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 172 | Eccleston, Javier (1588) | Lost 0-2 | -161484 |
| 2standard | 406 | Combs, John (1482) | Won 2-0 | +181502 |
| 3standard | 333 | LaPlant, John (1542) | Lost 0-2 | -181484 |
| 4standard | 374 | Simpson, Shayne (1481) | Won 2-0 | +181502 |
| 5standard | 321 | Tobey, Matt (1384) | Lost 1-2 | -201482 |
| 6standard | 382 | Wheeler, Thomas (1487) | Won 2-0 | +181500 |
| 7standard | 330 | LaCombe, Jared (1468) | Won 2-1 | +181518 |
| 8standard | 274 | Larson, Paul (1516) | Won 2-1 | +181536 |
| 9standard | 187 | Rodriguez, Roberto (1541) | Won 2-1 | +181554 |
| top | average opponent: 1499record: 6-3 | new rating: 1554 | ||