Carlos Dinis S Diogo,
Current rating: 1464
Record: 1-3
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 81 | Luiz Botti, (1500) | Lost 1-2 | -181482 |
| 2standard | 198 | Febras, Dylan (1482) | Won 2-0 | +181500 |
| 3standard | 153 | Zerbinatti, Edson (1482) | Lost 1-2 | -181482 |
| 4standard | 262 | Fratantonio, Paulo Cesar (1482) | Lost 1-2 | -181464 |
| average opponent: 1486record: 1-3 | new rating: 1464 | |||