Chagas, Joao
Current rating: 1524
Record: 3-2-1
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 468 | Lima, Rafael (1432) | Won 2-0 | +171517 |
| 2modern | 28 | Araujo, Marques (1417) | Won 2-0 | +161533 |
| 3modern | 22 | Canepa Casabo, Adrian (1671) | Draw 1-1 | +21535 |
| 4modern | 132 | Chaves, Mariano (1554) | Won 2-1 | +191554 |
| 5modern | 67 | Matsuno Da Frota, Andre Francisco (1508) | Lost 1-2 | -191535 |
| 6modern | 163 | Rodrigues, Thiago (1940) | Lost 0-2 | -111524 |
| average opponent: 1587record: 3-2-1 | new rating: 1524 | |||