Pereira da Silva, Jeferson
Current rating: 1508
Record: 3-3
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 365 | Godoy, Abilio (1500) | Won 2-0 | +181518 |
| 2standard | 300 | Fratantonio, Paulo Cesar (1619) | Won 2-0 | +201538 |
| 3standard | 103 | Otsuki Kataoka, Ricard (1518) | Won 2-0 | +171555 |
| 4standard | 11 | Carvalho, Pedro (1973) | Lost 0-2 | -101545 |
| 5standard | 209 | Zotti, Luiz (1534) | Lost 0-2 | -191526 |
| 6standard | 58 | Hideo Tsuchiya, Eduardo (1519) | Lost 1-2 | -181508 |
| average opponent: 1610record: 3-3 | new rating: 1508 | |||