Alves, Josafa
Current rating: 1559
Record: 9-6
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 106 | de Biazi, Felipe (1447) | Lost 1-2 | -191496 |
| 3standard | 188 | Reinaldo Barizon Lopes, (1501) | Won 2-1 | +181514 |
| 4standard | 150 | Wohlers, Renato (1616) | Won 2-0 | +201534 |
| 5standard | 117 | Eduardo S Teixeira, (1501) | Won 2-0 | +181552 |
| 6standard | 33 | Fagundes, Ian (1554) | Lost 0-0 | -181534 |
| 7standard | 81 | Leveratto, Matias (1527) | Won 2-1 | +181552 |
| 8standard | 61 | Dos Anjos, Mateus (1537) | Won 2-0 | +171569 |
| 9standard | 34 | Levy, Raphael (2028) | Lost 1-2 | -101559 |
| average opponent: 1589record: 5-3 | new rating: 1559 | |||
| Grand Prix Curitiba 2001 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 43 | Seiji Mori, Rodrigo (1500) | Won 2-0 | +181518 |
| 2extended | 19 | Perracini, Rafael (1465) | Lost 0-0 | -191499 |
| 3extended | 87 | Guths, Joao (1500) | Lost 1-2 | -181481 |
| 4extended | 147 | Gambin, Lucas Adams (1482) | Won 2-0 | +181499 |
| 5extended | 111 | Pauly Fernandes, Francisco (1483) | Won 2-0 | +181517 |
| 6extended | 73 | Santos, Rafael (1462) | Lost 0-2 | -191498 |
| 7extended | 97 | Santiago, Luis Felipe (1482) | Won 2-0 | +171515 |
| average opponent: 1482record: 4-3 | new rating: 1515 | |||