Messa, Ricardo
Current rating: 1518
Record: 4-3
| Grand Prix Sao Paulo 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 167 | Angelo, Marcus Vinicius (1500) | Lost 1-2 | -181482 |
| 2sealed | 199 | Alves De Almeida, Jose (1482) | Won 2-1 | +181500 |
| 3sealed | 226 | Fernandez, Claudio (1523) | Lost 1-2 | -181482 |
| 4sealed | 288 | Ramos, Paulo Duarte Reecha (1481) | Won 2-0 | +181500 |
| 5sealed | 250 | HAMAGUCHI, LUIS (1500) | Won 2-0 | +181518 |
| 6sealed | 128 | dos Reis, Ruda (1517) | Won 2-1 | +181536 |
| 7sealed | 84 | Ferreira, Francisco (1521) | Lost 0-2 | -181518 |
| average opponent: 1503record: 4-3 | new rating: 1518 | |||