Pais Costa, Carlos
Current rating: 1507
Record: 6-6
| Grand Prix Bilbao 2019 (modern) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 376 | Ramon Fraga, Rafael (1623) | Lost 1-2 | -161485 |
| 2modern | 584 | Bondon, Christopher (1483) | Won 2-1 | +181503 |
| 3modern | 590 | Fabiani, Roberto (1619) | Won 2-1 | +201523 |
| 4modern | 266 | Traarbach, Charly (1643) | Lost 1-2 | -161507 |
| 5modern | 371 | Vogel, Alexander (1480) | Lost 1-2 | -181489 |
| 6modern | 488 | Newton, Charles (1553) | Won 2-1 | +191508 |
| 7modern | 446 | Knapp, Sandro (1470) | Won 2-1 | +171525 |
| 8modern | 350 | Rodriguez, Jorge (1527) | Lost 1-2 | -181507 |
| average opponent: 1550record: 4-4 | new rating: 1507 | |||
| Grand Prix Lisbon 2005 (BOK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 52 | Faustino, Ivo (1500) | Won 1-0 | +181518 |
| 2sealed | 133 | Fernandez, Antonio (1554) | Lost 0-2 | -171501 |
| 3sealed | 196 | Henrique, Tiago (1500) | Lost 0-2 | -181483 |
| 4sealed | 218 | Mira Gomes, Emanuel (1482) | Won 2-0 | +181501 |
| average opponent: 1509record: 2-2 | new rating: 1501 | |||