Mammana, Sal M
Current rating: 1525
Record: 4-3
| Grand Prix Philadelphia 2008 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 51 | Sorrells, Joshua L (1500) | Won 1-0 | +181518 |
| 2extended | 130 | Zanolli, Mario (1555) | Lost 0-2 | -171501 |
| 3extended | 221 | Panasewicz, Mary (1465) | Won 1-0 | +171518 |
| 4extended | 272 | Levin, Julian (1582) | Won 2-0 | +191537 |
| 5extended | 135 | Skarvelis, Theo (1539) | Won 2-0 | +181555 |
| 6extended | 120 | Van Lunen, Jacob (1524) | Lost 1-2 | -181537 |
| 7extended | 109 | Lieberman, Alex (1910) | Lost 1-2 | -121525 |
| average opponent: 1582record: 4-3 | new rating: 1525 | |||