Carvalho, Ruben
Current rating: 1466
Record: 4-6-1
| Grand Prix Madrid 2010 (legacy) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 987 | Niklasson, Per (1464) | Draw 1-1 | 01482 |
| 2legacy | 983 | Perez, Benjamin (1559) | Lost 0-2 | -171465 |
| 3legacy | 1076 | Venturelli, Davide (1463) | Won 2-0 | +181483 |
| 4legacy | 1016 | Lysek, Andrzej (1520) | Lost 1-2 | -171466 |
| average opponent: 1502record: 1-2-1 | new rating: 1466 | |||
| Grand Prix Lisbon 2002 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 155 | Nunes, Fabio (1500) | Won 2-1 | +181518 |
| 2extended | 46 | Ferreira, Guilherme (1517) | Lost 0-2 | -181500 |
| 3extended | 102 | Santos, Fabio (1500) | Won 2-0 | +181518 |
| 4extended | 167 | Araufo, Jose (1517) | Lost 0-2 | -181500 |
| 5extended | 229 | Santiago, Gabriel (1500) | Lost 0-2 | -181482 |
| 6extended | 253 | Tormiga, Vitor (1482) | Won 2-0 | +181500 |
| 7extended | 144 | Carreira, Guilherme (1502) | Lost 0-2 | -181482 |
| average opponent: 1503record: 3-4 | new rating: 1482 | |||