Joao Dalla,
Current rating: 1446
Record: 1-4
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 73 | Mathias, Lucas (1500) | Won 2-1 | +181518 |
| 2modern | 61 | De Oliveira, Roberto Ramos (1518) | Lost 1-2 | -181500 |
| 3modern | 313 | Ramos Lima, Andre (1487) | Lost 1-2 | -181482 |
| 4modern | 312 | Oliveira, Michel (1484) | Lost 0-2 | -181464 |
| 5modern | 323 | Lemos, Wendel (1449) | Lost 0-2 | -181446 |
| average opponent: 1487record: 1-4 | new rating: 1446 | |||