Matthes, Rafael
Current rating: 1467
Record: 1-3-1
| Grand Prix Porto Alegre 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 137 | Hilario Mazza Da Silva, Murilo (1555) | Draw 1-1 | +11501 |
| 2standard | 122 | Gabriel, Carlos (1449) | Lost 1-2 | -191482 |
| 3standard | 250 | Prosdocimo, Bruno (1481) | Won 2-1 | +181500 |
| 4standard | 197 | De Carvalho, Eduardo (1539) | Lost 0-2 | -171483 |
| 5standard | 234 | Esteves Maciel, Frederico (1596) | Lost 0-2 | -161467 |
| average opponent: 1524record: 1-3-1 | new rating: 1467 | |||