deMattos, Edward C
Current rating: 1486
Record: 3-4
| Grand Prix Atlanta 2008 (ALA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 95 | Carter, Scott (1517) | Won 2-0 | +181518 |
| 2sealed | 40 | Addison, Wesley C (1518) | Won 2-0 | +181536 |
| 3sealed | 47 | Temple, George (1499) | Lost 0-2 | -181518 |
| 4sealed | 138 | Mize, Logan (1625) | Lost 1-2 | -161502 |
| 5sealed | 189 | Stark, Ben S (1687) | Lost 0-2 | -151487 |
| 6sealed | 201 | Wicht, Jordan (1470) | Won 2-0 | +181505 |
| 7sealed | 154 | [anonymous] | Lost 0-2 | -191486 |
| average opponent: 1539record: 3-4 | new rating: 1486 | |||