Thiago Pedroso,
Current rating: 1463
Record: 2-4
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 95 | Torres, Arturo (1500) | Lost 0-2 | -181482 |
| 2standard | 237 | Nascimento, Felipe (1427) | Won 2-1 | +171499 |
| 3standard | 152 | Vinicius, Antonio (1500) | Lost 0-2 | -181481 |
| 4standard | 249 | Pedro Henrique Boujadi, (1482) | Lost 0-2 | -181463 |
| 5standard | 272 | Hashizuma, Gustavo Kazuo (1463) | Won 2-1 | +181481 |
| 6standard | 215 | Benincasa, Carlos Eduardo (1482) | Lost 0-0 | -181463 |
| average opponent: 1476record: 2-4 | new rating: 1463 | |||