Cunha Volpato, Otavio Antonio
Current rating: 1415
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 209 | Glasser, Roger (1532) | Lost 0-2 | -161430 |
| 2modern | 452 | Perim, Renan Luis (1501) | Won 2-0 | +191449 |
| 3modern | 403 | Neves Do Almeida, Carlos Eduardo (1512) | Lost 1-2 | -171432 |
| 4modern | 425 | Lima, Pablo (1463) | Lost 0-2 | -171415 |
| top | average opponent: 1502record: 1-3 | new rating: 1415 | ||
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 222 | Tanabe, Rafael (1500) | Won 2-1 | +181500 |
| 2modern | 345 | Vale, Rafael (1554) | Lost 0-2 | -171483 |
| 3modern | 318 | Hadas Tasca, Ettore (1499) | Won 2-0 | +191502 |
| 4modern | 395 | Da Cunha Martins, Joao (1440) | Lost 0-2 | -201482 |
| 5modern | 305 | Maranhao Junior, Magno (1465) | Lost 0-2 | -181464 |
| 6modern | 415 | Duarte De Souza, Thiago (1481) | Lost 0-2 | -181446 |
| top | average opponent: 1490record: 2-4 | new rating: 1446 | ||
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 263 | Barroso, Fabio (1500) | Lost 0-2 | -181482 |
| top | record: 0-1 | new rating: 1482 | ||