De Mattos, Raphael Eiras
Current rating: 1428
Record: 1-5
| Grand Prix Rio de Janeiro 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 22 | Hercules, Aurelio Vinicius (1482) | Lost 0-2 | -181482 |
| 2sealed | 127 | Ribeiro Junior, Francisco Ca (1482) | Lost 0-2 | -181464 |
| 3sealed | 128 | Cordeiro, Julio Cezar De Sou (1464) | Lost 1-2 | -181446 |
| 4sealed | 164 | Muller, Guilherme (1446) | Lost 0-2 | -181428 |
| 5sealed | 157 | Kamioka, Carlos Eduardo (1428) | Lost 0-2 | -181410 |
| 7sealed | 124 | Terra, Andre (1410) | Won 0-0 | +181428 |
| average opponent: 1452record: 1-5 | new rating: 1428 | |||