Del Rosario, Ismael B
Current rating: 1519
Record: 3-2-3
| Grand Prix Manila 2008 (Lorwyn block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 121 | Rigor, Emmanuel (1500) | Draw 1-1 | 01500 |
| 2block | 162 | De Guia, Clinton (1500) | Won 2-0 | +181518 |
| 3block | 89 | Chick, Hoi (1518) | Lost 0-2 | -181500 |
| 4block | 190 | Javellana, Jorge Migue (1500) | Lost 0-2 | -181482 |
| 5block | 241 | Panganiban, Conrado (1482) | Won 2-0 | +181500 |
| 6block | 187 | Suzuki, Shoichi (1548) | Draw 1-1 | +11501 |
| 7block | 203 | Espia, Daves (1500) | Draw 1-1 | 01501 |
| 8block | 187 | Evangelista, Ryan (1482) | Won 2-0 | +181519 |
| average opponent: 1504record: 3-2-3 | new rating: 1519 | |||