Barbour, Matthew
Current rating: 1446
Record: 4-7-1
| Grand Prix Washington DC 2014 (JOU limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 328 | Colman, Scott (1500) | Won 2-1 | +181499 |
| 2sealed | 214 | Burger, Cameron (1578) | Lost 1-2 | -161483 |
| 3sealed | 408 | Pollock, Kristin (1501) | Lost 1-2 | -181465 |
| 4sealed | 591 | Hoegner, Danielle (1414) | Lost 0-2 | -191446 |
| average opponent: 1498record: 1-3 | new rating: 1446 | |||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 720 | Basham, Levi (1518) | Draw 1-1 | 01500 |
| 3sealed | 874 | Rowe, Edward (1522) | Lost 0-2 | -171483 |
| 4sealed | 1053 | Mullinax, Christina (1496) | Won 2-0 | +181501 |
| 5sealed | 930 | Rumierz, Matthew (1518) | Won 2-0 | +181519 |
| 6sealed | 834 | Hartle, Jeff (1534) | Lost 1-2 | -171502 |
| 7sealed | 904 | Holmes, Jeff (1424) | Won 2-0 | +161518 |
| 8sealed | 474 | Breitman, Alan (1454) | Lost 0-2 | -191499 |
| 9sealed | 462 | Bailey, Alexander (1505) | Lost 1-2 | -181481 |
| average opponent: 1496record: 3-4-1 | new rating: 1481 | |||