Cardoso Zimmer, Guilherme
Current rating: 1482
Record: 4-5
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 440 | Lacerda, Stanley (1500) | Lost 1-2 | -181482 |
| 2modern | 439 | Tatsuyuji Sakima, Vinicius (1482) | Lost 1-2 | -181464 |
| 3modern | 581 | Marcos, Antonio (1498) | Lost 1-2 | -171447 |
| 4modern | 555 | Lameirao, Leonardo (1394) | Lost 0-2 | -191428 |
| 5modern | 565 | De Sousa Cardoso, Janiel (1427) | Lost 1-2 | -181410 |
| 6modern | 531 | Cesar Fernandes, Joao (1411) | Won 2-0 | +181428 |
| 7modern | 474 | Ribeiro De Sousa, Cleyton (1425) | Won 2-0 | +181446 |
| 8modern | 397 | Ferreira, Paulo (1463) | Won 2-0 | +181464 |
| 9modern | 343 | Tofaneli, Hernrique (1462) | Won 2-0 | +181482 |
| average opponent: 1451record: 4-5 | new rating: 1482 | |||