Cruz Portugal, Gustavo
Current rating: 1500
Record: 4-4
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 202 | Miranda, Rivelino (1500) | Won 2-1 | +181518 |
| 2modern | 19 | Laplaza, Pedro (1600) | Won 2-0 | +201538 |
| 3modern | 14 | Pereira Ferreira, Vinicius (1437) | Lost 1-2 | -201518 |
| 4modern | 198 | Rodrigues Bellissimo, Rodrigo (1525) | Won 2-1 | +181536 |
| 5modern | 84 | Rickwardt, Diogo (1537) | Lost 0-2 | -181518 |
| 6modern | 308 | Yanieri, Alexis (1453) | Lost 1-2 | -191499 |
| 7modern | 308 | Rafaeli, Ricardo (1503) | Won 2-0 | +181517 |
| 8modern | 250 | Becerra, Andres (1599) | Lost 0-2 | -171500 |
| average opponent: 1519record: 4-4 | new rating: 1500 | |||