Pratt, Jonathan R
Current rating: 1463
Record: 1-3
| Grand Prix Columbus 2007 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 168 | Noble, Daniel K (1500) | Lost 1-2 | -181482 |
| 2legacy | 298 | Lopeman, Michael (1413) | Won 2-0 | +171499 |
| 3legacy | 163 | Green, Jordan (1501) | Lost 1-2 | -181481 |
| 4legacy | 385 | Compton, Eddie (1482) | Lost 0-2 | -181463 |
| average opponent: 1474record: 1-3 | new rating: 1463 | |||