Gazolla Tomitan, Guilherme
Current rating: 1435
Record: 3-7
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 59 | Handerson Bastos Dos Santos, Thiago (1500) | Won 2-1 | +191447 |
| 2modern | 87 | Back, Vinicius (1629) | Won 2-1 | +211468 |
| 3modern | 190 | Macedo, Thiago (1487) | Lost 0-2 | -171451 |
| 4modern | 195 | Venturin Junior, Andre (1484) | Lost 1-2 | -181433 |
| 5modern | 288 | Rodrigues, Fabricio (1486) | Won 2-0 | +191452 |
| 6modern | 217 | Fodi, Marcio Rafael (1526) | Lost 0-2 | -171435 |
| average opponent: 1519record: 3-3 | new rating: 1435 | |||
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 525 | Zao, Fagner (1480) | Lost 0-2 | -181482 |
| 2modern | 381 | Rajer, Franco (1482) | Lost 0-2 | -181464 |
| 3modern | 681 | Valdenegro Sandoval, Nicolas (1462) | Lost 0-2 | -181446 |
| 4modern | 656 | Alves Pereira, Jose Marcelo (1446) | Lost 0-2 | -181428 |
| average opponent: 1468record: 0-4 | new rating: 1428 | |||