Douglas Steinstrasser Martins,
Current rating: 1535
Record: 5-3
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 198 | Fank, Joao Fernando (1500) | Lost 1-2 | -181482 |
| 2modern | 227 | Esparza Araya, Yussef (1429) | Lost 0-2 | -191463 |
| 3modern | 378 | Xavier, Leandro (1463) | Won 2-0 | +181481 |
| 4modern | 293 | dos Santos Prates Junior, Ari (1482) | Won 2-1 | +181499 |
| 5modern | 227 | Muratorio Sanchez, Rafael (1499) | Won 2-0 | +181517 |
| 6modern | 200 | Barros, Gabriel Bernardes (1519) | Won 2-1 | +181535 |
| 7modern | 87 | Silva Bobsin, Wyllyam (1539) | Won 2-1 | +181553 |
| 8modern | 82 | Graca, Thiago (1540) | Lost 1-2 | -181535 |
| average opponent: 1496record: 5-3 | new rating: 1535 | |||