Alex Alves da Silva Bo,
Current rating: 1576
Record: 9-5
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 6 | Jefferson Handa, (1518) | Won 2-1 | +181518 |
| 3standard | 86 | Martins, Felipe (1536) | Lost 0-2 | -171501 |
| 4standard | 145 | ANTONIO CARLOS Lourenco, (1518) | Won 2-1 | +181519 |
| 5standard | 105 | Sampaio da Silva, Caio (1535) | Won 2-0 | +181537 |
| 6standard | 31 | Jackson Luiz Carneiro, (1555) | Lost 0-0 | -171520 |
| 7standard | 90 | Matsumoto, Victor V (1551) | Won 2-0 | +181538 |
| 8standard | 64 | Leonardo M. Carvalho, (1554) | Won 2-0 | +181556 |
| 9standard | 49 | Fernando Silva, Victor (1558) | Won 2-0 | +181574 |
| 10standard | 26 | Ramirez, Lucas (1596) | Won 2-1 | +191593 |
| 11standard | 18 | Franco, Andre (1663) | Won 2-0 | +191612 |
| 12standard | 5 | Cespedes, Cristian (1585) | Lost 1-2 | -181594 |
| 13standard | 17 | Medeiros Merjam, Guilherme (1598) | Lost 0-2 | -181576 |
| 14standard | 23 | Gomes da Silva Junior, Reinaldo (1567) | Won 2-0 | +181594 |
| 15standard | 21 | Luis Fernando Natali F, (1603) | Lost 0-2 | -181576 |
| average opponent: 1567record: 9-5 | new rating: 1576 | |||