Costa, Rafael Nepomuleno
Current rating: 1464
Record: 2-4-1
| Grand Prix Rio de Janeiro 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 113 | Villa Lobos, Leonardo (1500) | Lost 0-2 | -181482 |
| 2sealed | 113 | Romualdo, marcelo (1482) | Lost 0-2 | -181464 |
| 3sealed | 132 | Ferreira, Bruno (1503) | Won 2-0 | +191483 |
| 4sealed | 146 | Malheiros Alves, Caio Marcos (1482) | Draw 1-1 | 01483 |
| 5sealed | 125 | Patane Giovanini, Waldebrand (1482) | Won 2-0 | +181501 |
| 6sealed | 99 | Rideiro Junior, Carlos Garde (1483) | Lost 0-2 | -191482 |
| 7sealed | 112 | Calvao, Raphael (1464) | Lost 0-0 | -181464 |
| average opponent: 1485record: 2-4-1 | new rating: 1464 | |||