Matheus Lucas,
Current rating: 1482
Record: 2-3
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 97 | Giacomelli, Bruno Roberto (1574) | Lost 0-2 | -171483 |
| 2standard | 232 | Braga Peres, Denys (1432) | Lost 0-1 | -191464 |
| 3standard | 250 | Diego Costa De Palmar, (1464) | Won 2-1 | +181482 |
| 4standard | 280 | Reinaldo Barizon Lopes, (1483) | Won 2-0 | +181500 |
| 5standard | 234 | Diego Giffoni, (1503) | Lost 0-2 | -181482 |
| average opponent: 1491record: 2-3 | new rating: 1482 | |||