Bruno Sampaio,
Current rating: 1518
Record: 5-4
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 9 | Braga Peres, Denys (1449) | Won 2-0 | +171517 |
| 2standard | 62 | Vitor Santana Soares, (1518) | Won 2-1 | +181535 |
| 3standard | 31 | Lima Cardoso, Filipe (1629) | Lost 1-2 | -161519 |
| 4standard | 129 | Augusto Da Silva, Cesar (1518) | Won 2-0 | +181537 |
| 5standard | 91 | Batista, Leonardo (1484) | Lost 0-2 | -191518 |
| 6standard | 186 | Conceicao, Daniel (1518) | Lost 0-0 | -181500 |
| 7standard | 179 | Batista de Melo, Mateus (1501) | Lost 1-2 | -181482 |
| 8standard | 144 | Velho de Quadros, Fausto (1482) | Won 2-0 | +181500 |
| 9standard | 97 | Rojas, Luis (1502) | Won 2-0 | +181518 |
| average opponent: 1511record: 5-4 | new rating: 1518 | |||