Peres, Pedro
Current rating: 1481
Record: 4-5
| Grand Prix Porto Alegre 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 1 | Lago, George (1500) | Lost 1-2 | -181482 |
| 2standard | 159 | Camargo, Murilo (1565) | Lost 1-2 | -161466 |
| 3standard | 259 | Toledo, Marlus (1564) | Lost 0-2 | -171449 |
| 4standard | 279 | Rojas, Cristian (1281) | Won 2-1 | +151464 |
| 5standard | 256 | de Souza La Rocca, Felipe (1413) | Lost 1-2 | -191445 |
| 6standard | 248 | Toledo Fuganti, Geon (1465) | Won 2-0 | +191464 |
| 7standard | 220 | Kist, Roberto (1465) | Won 2-0 | +181482 |
| 8standard | 180 | Couto, Luciana (1465) | Won 2-0 | +171499 |
| 9standard | 136 | Sandes, Davilla (1468) | Lost 1-2 | -181481 |
| average opponent: 1465record: 4-5 | new rating: 1481 | |||