Rooks, Marlon
Current rating: 1447
Record: 2-5
| Grand Prix Atlanta 2017 (XLN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 89 | Barre, Michael (1500) | Won 2-0 | +181518 |
| 2standard | 123 | Deylius, Matt (1622) | Lost 0-2 | -161502 |
| 3standard | 459 | Norsworthy, Jeremy (1502) | Won 2-1 | +181520 |
| 4standard | 428 | Sarver, Cory (1504) | Lost 1-2 | -181502 |
| 5standard | 456 | Nehez, Luke (1490) | Lost 0-2 | -191483 |
| 6standard | 451 | McAbee, Corbin (1484) | Lost 0-2 | -181465 |
| 7standard | 477 | Lepper, Lantz (1457) | Lost 0-2 | -181447 |
| average opponent: 1508record: 2-5 | new rating: 1447 | |||