Turbeville, James
Current rating: 1475
Record: 6-8
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 20 | Miller, Michael (1488) | Lost 0-2 | -181471 |
| 2modern | 431 | Lynguyen, Michael (1482) | Won 2-1 | +181489 |
| 3modern | 498 | Fourmyle, Reggie (1574) | Lost 0-2 | -161473 |
| 4modern | 633 | Shaw, Andrew (1604) | Won 2-1 | +201493 |
| 5modern | 539 | Zheng, Z. (1502) | Lost 0-2 | -181475 |
| top | average opponent: 1530record: 2-3 | new rating: 1475 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 684 | Vance, Michael (1698) | Won 2-1 | +211506 |
| 2modern | 1330 | Bird, Jonathan (1534) | Lost 1-2 | -171489 |
| top | average opponent: 1616record: 1-1 | new rating: 1489 | ||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 280 | Bingham, Rob (1590) | Lost 0-2 | -161484 |
| 2modern | 1061 | Gibbons, Jonas (1475) | Won 2-1 | +171501 |
| 3modern | 1082 | Ash, Ray (1466) | Lost 0-2 | -181483 |
| 4modern | 1064 | Bates, Richard (1415) | Lost 0-2 | -191464 |
| 5modern | 1332 | Garrison, Justin (1487) | Won 2-0 | +181482 |
| 6modern | 1192 | Legault, Daric (1585) | Won 2-1 | +201502 |
| 7modern | 814 | Stewart, Brad (1535) | Lost 1-2 | -171485 |
| top | average opponent: 1508record: 3-4 | new rating: 1485 | ||