Possato, Dawton Carlos
Current rating: 1533
Record: 15-13
| Grand Prix Sao Paulo 2012 (M13 limited) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 267 | Moura Nakamura, Daniel (1502) | Lost 0-2 | -191555 |
| 2sealed | 251 | Ferreira Pereira, Joao Felipe (1429) | Lost 1-2 | -211534 |
| 3sealed | 324 | Arntz, Estevao Rudi (1464) | Won 2-0 | +171551 |
| 4sealed | 267 | Almeida, Marcio (1524) | Lost 0-2 | -181533 |
| top | average opponent: 1479record: 1-3 | new rating: 1533 | ||
| Grand Prix Sao Paulo 2002 (JUD standard) | starting rating: 1601 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 36 | Michelena, Gabriel (1496) | Lost 0-2 | -201581 |
| 5standard | 43 | Teixeira Jr., Armando (1539) | Won 2-0 | +171598 |
| 6standard | 28 | Gunther, Raphael F. (1564) | Lost 1-2 | -181580 |
| 7standard | 48 | Machado, Allan Schlichting (1582) | Won 2-0 | +181598 |
| 8standard | 28 | Lucindo, Fabiano (1521) | Lost 0-2 | -201578 |
| 9standard | 30 | Perracini, Rafael (1478) | Won 2-1 | +171595 |
| 10standard | 24 | Santos, Edson L. (1452) | Lost 1-2 | -211574 |
| top | average opponent: 1519record: 3-4 | new rating: 1574 | ||
| Grand Prix Curitiba 2001 (extended) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 31 | Rodrigues, Claudio (1536) | Won 2-0 | +181535 |
| 5extended | 7 | Huerta, Pablo (1665) | Won 2-1 | +211556 |
| 6extended | 4 | Le Saux, Rafael (1739) | Lost 0-2 | -151541 |
| 7extended | 23 | Souza Araujo, Tiago Fernando (1562) | Won 2-0 | +181559 |
| 8extended | 11 | Fernandes, Leonardo Martins (1577) | Won 2-0 | +191578 |
| 9extended | 8 | Fialho Martins, Sergio (1574) | Won 2-0 | +181596 |
| 10extended | 4 | Hino, Celso Mitsuo (1636) | Lost 0-2 | -181578 |
| 11extended | 8 | Gunther, Raphael F. (1539) | Lost 0-2 | -181560 |
| 12extended | 13 | Lima, Joao (1520) | Won 2-0 | +171577 |
| 13extended | 7 | Fuller, Ryan (1917) | Won 2-1 | +241601 |
| top | average opponent: 1627record: 7-3 | new rating: 1601 | ||
| Grand Prix Rio de Janeiro 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 11 | Pavin, Wilton (1500) | Won 2-0 | +181518 |
| 2sealed | 2 | Barcelos, Hederson (1518) | Lost 0-2 | -181500 |
| 3sealed | 87 | Rodriguez Menzel, Jorge (1482) | Lost 0-2 | -181482 |
| 4sealed | 144 | Castro Feixeira, Pedro (1464) | Won 2-0 | +171499 |
| 5sealed | 83 | Dos Santos Rocha, Bruno (1500) | Won 2-0 | +181517 |
| 6sealed | 65 | Dirceu Alves Barbosa, Wekisley (1518) | Lost 1-2 | -181499 |
| 7sealed | 79 | Cardozo, Thiago Messias (1484) | Won 0-0 | +181517 |
| top | average opponent: 1495record: 4-3 | new rating: 1517 | ||