Trinchao Pires Rios, Rafael
Current rating: 1468
Record: 4-6
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 11 | Pereira Becker, Edimar (1482) | Lost 0-2 | -181482 |
| 2modern | 212 | Venes Da Silva, Carlos Eduardo (1480) | Won 2-0 | +181500 |
| 3modern | 294 | Gennari Souza, Juliano (1807) | Lost 1-2 | -131487 |
| 4modern | 257 | Matsuno Da Frota, Andre Francisco (1433) | Lost 0-2 | -191468 |
| average opponent: 1550record: 1-3 | new rating: 1468 | |||
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 453 | Maia, Felipe (1469) | Won 2-1 | +171517 |
| 2standard | 216 | Lagos, Cristian (1550) | Lost 0-2 | -171500 |
| 3standard | 366 | Orlandini Ribeiro Junior, Roberto (1500) | Lost 1-2 | -181482 |
| 4standard | 451 | Segantini da Silva Melo, Regan (1481) | Won 2-1 | +181500 |
| 5standard | 399 | Watzko Pacher, Guilherme (1500) | Won 2-0 | +181518 |
| 6standard | 236 | Brand Taranto, Thiago (1519) | Lost 0-2 | -181500 |
| average opponent: 1503record: 3-3 | new rating: 1500 | |||