Diogo A Borges,
Current rating: 1505
Record: 3-3
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 5 | Augusto Silva, Danilo (1500) | Won 2-0 | +181518 |
| 5standard | 20 | Dominguez, Gonzalo (1577) | Won 2-0 | +191537 |
| 6standard | 19 | Ancelmo, Fabio (1575) | Lost 0-0 | -171520 |
| 7standard | 37 | Garcia, Dhenyz (1604) | Lost 1-2 | -171503 |
| 8standard | 73 | Archangelo, Felipe (1537) | Won 2-0 | +191522 |
| 9standard | 27 | Moreira da Boa Viagem, Gabriel (1574) | Lost 1-2 | -171505 |
| average opponent: 1561record: 3-3 | new rating: 1505 | |||