Costa, Pedro 4504
Current rating: 1415
Record: 2-7
| Grand Prix Madrid 2004 (DST limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 386 | Jimenez, David 3754 (1500) | Lost 0-2 | -171429 |
| 2sealed | 384 | Traver, Rafael (1464) | Lost 1-2 | -171412 |
| 3sealed | 507 | Verdejo, Rafael (1463) | Won 2-0 | +191431 |
| 4sealed | 468 | Nunez, Manuel (1483) | Won 2-1 | +191450 |
| 5sealed | 288 | Escribano, David (1504) | Lost 1-2 | -171433 |
| 6sealed | 400 | Peleira, Mauro (1482) | Lost 0-2 | -181415 |
| average opponent: 1483record: 2-4 | new rating: 1415 | |||
| Grand Prix Lisbon 2002 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 169 | Furtado, Nuno (1500) | Lost 0-2 | -181482 |
| 2extended | 259 | Gomes, Pedro (1482) | Lost 0-2 | -181464 |
| 3extended | 246 | Matos, Julio (1465) | Lost 0-2 | -181446 |
| average opponent: 1482record: 0-3 | new rating: 1446 | |||