Barnes, David [USA]
Current rating: 1484
Record: 4-5
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1028 | Koson, Todd (1599) | Won 2-1 | +201520 |
| 2modern | 56 | Swan, Darien (1486) | Lost 0-2 | -191501 |
| 3modern | 452 | McMillen, Jacob (1567) | Lost 0-0 | -171484 |
| 4modern | 527 | Colhour, Zachary (1482) | Won 2-0 | +181502 |
| 5modern | 336 | Whiteside, Edward (1514) | Lost 1-2 | -171485 |
| 6modern | 408 | Lumb, David (1365) | Won 2-0 | +151500 |
| 7modern | 312 | Behl, Morgan (1590) | Lost 1-2 | -161484 |
| 8modern | 266 | Brooks, Scott (1485) | Lost 1-2 | -181466 |
| 9modern | 236 | Alonzo, Joaquin (1461) | Won 2-0 | +181484 |
| average opponent: 1505record: 4-5 | new rating: 1484 | |||