Costello, Matthew 2
Current rating: 1484
Record: 2-3-1
| Grand Prix Kansas City 2008 (ALA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 58 | Burton, James (1500) | Won 2-0 | +181518 |
| 2sealed | 162 | Wood, Matt (1518) | Lost 1-2 | -181500 |
| 3sealed | 210 | Davis, Steven (1500) | Won 2-1 | +181518 |
| 4sealed | 125 | Wiitanen, Josh (1654) | Lost 0-2 | -161502 |
| 5sealed | 232 | Chairet, Krispin (1474) | Draw 1-1 | 01502 |
| 6sealed | 198 | Stager, Mark A (1500) | Lost 0-2 | -181484 |
| average opponent: 1524record: 2-3-1 | new rating: 1484 | |||