De Vasconcellos, Claudio Rob
Current rating: 1483
Record: 3-4
| Grand Prix Rio de Janeiro 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 112 | Soalheiro, Marcelo (1500) | Won 2-0 | +181518 |
| 2sealed | 19 | Cavalieri D'Oro, Pedro da C (1518) | Lost 0-2 | -181500 |
| 3sealed | 108 | Salgado, Ricardo (1554) | Lost 0-2 | -171483 |
| 4sealed | 118 | Perracini, Rafael (1483) | Won 2-1 | +181501 |
| 5sealed | 102 | Villela, Artur (1500) | Lost 0-2 | -181483 |
| 6sealed | 127 | Roger, Cesar (1482) | Won 2-0 | +181501 |
| 7sealed | 94 | Pereira, Adriano (1498) | Lost 0-0 | -181483 |
| average opponent: 1505record: 3-4 | new rating: 1483 | |||