Owenby, Matthew
Current rating: 1503
Record: 3-3
| Grand Prix Daytona Beach 2007 (LRW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 165 | Shakarisaz, David (1446) | Won 2-0 | +171517 |
| 2sealed | 63 | Cosovic, Dejan (1569) | Lost 0-2 | -171500 |
| 3sealed | 159 | Tran, Ke-An (1500) | Won 2-0 | +181518 |
| 4sealed | 165 | Newton, Michael (1576) | Won 2-0 | +191537 |
| 5sealed | 52 | Fuentes, Calosso (1671) | Lost 0-2 | -161521 |
| 6sealed | 132 | Gurevich, Misha (1501) | Lost 0-2 | -181503 |
| average opponent: 1544record: 3-3 | new rating: 1503 | |||