Oliveira, Sergio
Current rating: 1440
Record: 4-8-1
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 5 | Quege, Joao (1714) | Won 2-1 | +221489 |
| 3modern | 3 | Junqueira, Henrique (1464) | Draw 1-1 | 01489 |
| 4modern | 141 | Moreno, Bruno Cezar (1683) | Lost 1-2 | -151474 |
| 5modern | 290 | Rodrigues Licere, Fabio (1518) | Lost 1-2 | -171457 |
| 6modern | 389 | Perrone, Marcelo (1499) | Lost 0-2 | -171440 |
| average opponent: 1575record: 1-3-1 | new rating: 1440 | |||
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 103 | Candido Ventura Neto, Joao (1518) | Lost 1-2 | -181482 |
| 3modern | 409 | Pontes, Pedro (1500) | Lost 0-2 | -171465 |
| 4modern | 527 | Leonetti, Vinicius (1465) | Lost 1-2 | -181447 |
| 5modern | 521 | Pedro Portella, Joao (1463) | Won 2-0 | +181465 |
| 6modern | 432 | Crespo De Godoy, Antonio Leandro (1486) | Won 2-1 | +181483 |
| 7modern | 253 | Roque Quezada, Francisco (1483) | Won 2-1 | +181501 |
| 8modern | 220 | Navarro, Rafael (1476) | Lost 0-2 | -181483 |
| 9modern | 308 | Lagos, Cristian (1581) | Lost 0-2 | -161467 |
| average opponent: 1497record: 3-5 | new rating: 1467 | |||