da Silva, Carlos Roberto
Current rating: 1463
Record: 6-9
| Grand Prix Sao Paulo 2012 (M13 limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 38 | Oliveira, Luiz (1754) | Won 2-1 | +231487 |
| 5sealed | 2 | Borquez Munoz, Jose Manuel (1677) | Lost 0-2 | -141473 |
| 6sealed | 48 | Oliveira de Paiva, Rhodner (1481) | Won 2-0 | +181491 |
| 7sealed | 50 | Cartechini, Mariano (1559) | Won 2-1 | +191510 |
| 8sealed | 32 | Moreira, Thiago (1549) | Won 2-0 | +191529 |
| 9sealed | 10 | Cesar Siqueira, Jorge Henrique (1655) | Lost 1-2 | -161513 |
| 10draft | 12 | Ferreira, Cindomar (1575) | Lost 1-2 | -171496 |
| 11draft | 31 | Martinello da Costa, Paulo Henrique (1535) | Lost 1-2 | -171479 |
| 12draft | 26 | Roman, Patricio (1566) | Won 2-1 | +191498 |
| 13draft | 25 | Brito, David (1531) | Lost 1-2 | -171481 |
| 14draft | 29 | Pinheiro, Felipe (1460) | Lost 0-2 | -181463 |
| average opponent: 1577record: 5-6 | new rating: 1463 | |||
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 181 | Kai Mota, Paulo Ricardo D (1500) | Won 2-0 | +181518 |
| 2standard | 87 | Silva, Victor V (1518) | Lost 0-2 | -181500 |
| 3standard | 214 | Moroni Serio, Fernando (1500) | Lost 0-2 | -181482 |
| 4standard | 259 | Benincasa, Carlos Eduardo (1482) | Lost 0-2 | -181464 |
| average opponent: 1500record: 1-3 | new rating: 1464 | |||