Pedro Portella, Joao
Current rating: 1445
Record: 1-4
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 331 | Maeda, Thiago (1464) | Lost 0-2 | -191481 |
| 2modern | 557 | Molinari, Caio (1482) | Lost 1-2 | -181463 |
| 3modern | 534 | Valente, Felipe (1463) | Won 2-1 | +181481 |
| 4modern | 472 | Acuna, Hector (1480) | Lost 0-2 | -181463 |
| 5modern | 521 | Oliveira, Sergio (1447) | Lost 0-2 | -181445 |
| average opponent: 1467record: 1-4 | new rating: 1445 | |||