Sampaio, Ivan
Current rating: 1465
Record: 1-3
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 37 | Mazzucchini, Sebastian (1500) | Lost 0-2 | -181482 |
| 2modern | 557 | Falcao, Filipe (1551) | Won 2-1 | +191501 |
| 3modern | 464 | Lima, Marcos (1466) | Lost 0-2 | -181483 |
| 4modern | 556 | Sutherland, Thomas (1482) | Lost 1-2 | -181465 |
| average opponent: 1500record: 1-3 | new rating: 1465 | |||