Westberg, Jon [USA]
Current rating: 1526
Record: 4-3
| Grand Prix Dallas-Fort Worth 2015 (ORI limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 142 | Germor, Ryan (1500) | Won 2-1 | +181518 |
| 2sealed | 87 | Morris, Joshua (1516) | Won 2-0 | +181536 |
| 3sealed | 222 | Hamilton, Nick (1606) | Won 2-0 | +191555 |
| 4sealed | 50 | Lantto, Magnus (1968) | Lost 0-2 | -111544 |
| 5sealed | 321 | Loveland, Richard (1539) | Lost 0-2 | -181526 |
| 6sealed | 431 | Oropeza, Mikel (1527) | Won 2-1 | +181544 |
| 7sealed | 168 | Bates, Adam (1539) | Lost 1-2 | -181526 |
| average opponent: 1599record: 4-3 | new rating: 1526 | |||