Fernando M Vieira,
Current rating: 1519
Record: 4-3
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 1 | Luiz Fernando Martins, (1500) | Won 2-0 | +181518 |
| 2standard | 22 | Jaudy, Tulio (1609) | Lost 1-2 | -161502 |
| 3standard | 158 | Sanchez, Cristian [CHL] (1537) | Won 2-0 | +181520 |
| 4standard | 177 | Silva Pinto, Igor (1491) | Lost 1-2 | -181502 |
| 5standard | 169 | Miguel L Pinheiro, (1483) | Won 2-0 | +171519 |
| 6standard | 127 | Menezes, Higor (1518) | Won 0-0 | +181537 |
| 7standard | 69 | Labruna, Leonardo (1490) | Lost 0-2 | -181519 |
| average opponent: 1518record: 4-3 | new rating: 1519 | |||