Rosburg, Derrick
Current rating: 1463
Record: 2-4
| Grand Prix Oklahoma City 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 229 | Peagler, Sam (1500) | Won 2-0 | +181518 |
| 2modern | 82 | Britton, Taylor (1479) | Lost 0-2 | -191499 |
| 3modern | 447 | Merritt, Phillip (1428) | Won 2-0 | +171516 |
| 4modern | 404 | Deiterman, Scott (1530) | Lost 0-2 | -181498 |
| 5modern | 514 | Koshak, Jacob (1506) | Lost 1-2 | -181480 |
| 6modern | 532 | Million, Brent (1507) | Lost 1-2 | -171463 |
| average opponent: 1492record: 2-4 | new rating: 1463 | |||