Gustavo De Faria Sales,
Current rating: 1536
Record: 4-2-1
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 152 | Lampert, Kim (1500) | Won 2-0 | +181518 |
| 2modern | 51 | Aubin, Maxime (1518) | Lost 1-2 | -181500 |
| 3modern | 251 | Cisotto De Souza, Joao Andre (1500) | Won 2-0 | +181518 |
| 4modern | 138 | Lixandrao, Murilo Luis (1581) | Won 2-1 | +191537 |
| 5modern | 89 | de Padua Casagrande, Felipe (1535) | Won 2-1 | +181555 |
| 6modern | 30 | Von Beckerath Modesto, Danilo (1519) | Draw 1-1 | -11554 |
| 7modern | 64 | Faller Killmann, Christiano (1523) | Lost 0-2 | -181536 |
| average opponent: 1525record: 4-2-1 | new rating: 1536 | |||