Costa, Jose L
Current rating: 1535
Record: 4-2
| Grand Prix Curitiba 2001 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 38 | Caruso, Dario L (1500) | Lost 0-0 | -181482 |
| 3extended | 81 | Cunha Cavaliere, Pedro Da (1500) | Lost 1-2 | -181464 |
| 4extended | 150 | Martinez Pereira Dias, Bruno (1432) | Won 2-1 | +181482 |
| 5extended | 129 | Choji, Cezar (1516) | Won 2-0 | +181500 |
| 6extended | 83 | Ewerling, Itibere (1468) | Won 2-1 | +181518 |
| 7extended | 71 | Fuentes Poblete, Andres Robe (1502) | Won 2-0 | +171535 |
| average opponent: 1486record: 4-2 | new rating: 1535 | |||