Lucas Viana Martinez,
Current rating: 1464
Record: 2-4
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 85 | Ojea Rodrigues Campos, Waldomiro (1500) | Lost 1-2 | -181482 |
| 2standard | 182 | Max Itso Martins, (1483) | Lost 0-2 | -181464 |
| 3standard | 268 | Otavio Jose da Cruz, (1463) | Lost 0-2 | -181446 |
| 4standard | 295 | Diego Jucosky, (1446) | Won 2-1 | +181464 |
| 5standard | 279 | Reinaldo Barizon Lopes, (1465) | Won 2-0 | +181482 |
| 6standard | 228 | Pessis Carneiro Kern, Robson (1467) | Lost 0-0 | -181464 |
| average opponent: 1471record: 2-4 | new rating: 1464 | |||