Fonseca, Pedro
Current rating: 1438
Record: 3-7-1
| Grand Prix Porto Alegre 2017 (AER standard) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 2 | Wernesbach, Frederico (1500) | Draw 1-1 | 01487 |
| 2standard | 120 | Baumel Bertolin, Gustavo (1500) | Lost 1-2 | -171470 |
| 3standard | 247 | Barboza, Leonardo (1481) | Won 2-0 | +181488 |
| 4standard | 194 | Carpes Lemos, Cleon (1455) | Lost 0-2 | -191469 |
| 5standard | 229 | Dias, Bruno (1722) | Lost 0-2 | -131456 |
| 6standard | 238 | Stathopolos, Julio (1466) | Lost 0-2 | -181438 |
| average opponent: 1521record: 1-4-1 | new rating: 1438 | |||
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 137 | Maciel, Leandro (1500) | Won 2-0 | +181518 |
| 2modern | 130 | Smiderle Sobolescki, Vinicius (1518) | Lost 1-2 | -181500 |
| 3modern | 219 | Reyes, Julian (1483) | Won 2-1 | +181518 |
| 4modern | 193 | Tapia Becerra, Felipe (1894) | Lost 1-2 | -121506 |
| 5modern | 200 | Koarata Da Costa, Willian Rafael (1451) | Lost 0-2 | -191487 |
| average opponent: 1569record: 2-3 | new rating: 1487 | |||