Thiago Aquiles Mattye,
Current rating: 1503
Record: 4-4-1
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 199 | Chaves, Bruno (1500) | Won 2-1 | +181518 |
| 2modern | 154 | De Campos Dorini, Ricardo (1541) | Won 2-1 | +181536 |
| 3modern | 128 | Marquez, Bernabe Anibal (1500) | Draw 1-1 | 01536 |
| 4modern | 90 | Archangelo, Felipe (1765) | Lost 1-2 | -141522 |
| 5modern | 174 | Maico Peres, (1516) | Won 2-0 | +181540 |
| 6modern | 102 | Dias E Silva, Daniel (1502) | Won 2-1 | +171557 |
| 7modern | 70 | Von Beckerath Modesto, Danilo (1520) | Lost 0-2 | -191538 |
| 8modern | 113 | Pereira Becker, Edimar (1525) | Lost 1-2 | -181520 |
| 9modern | 121 | Trujillo, Rodrigo (1562) | Lost 0-2 | -171503 |
| average opponent: 1548record: 4-4-1 | new rating: 1503 | |||