Rollwagen, Diogo
Current rating: 1472
Record: 3-5
| Grand Prix Porto Alegre 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 29 | Saredo, Adrian (1534) | Lost 0-1 | -171483 |
| 5sealed | 47 | Maciel, Julio (1548) | Won 2-0 | +191502 |
| 6sealed | 14 | Sampaio, Cassiano (1536) | Won 2-1 | +181520 |
| 7sealed | 19 | Dominguez, Alejandro (1573) | ID | 01520 |
| 8rochester | 10 | Gouvea de Oliveira, Adilson (1560) | Lost 0-2 | -171503 |
| 9rochester | 4 | Sierra, Jorge (1582) | Lost 1-2 | -161487 |
| 10rochester | 15 | Brunello, Dan (1530) | Lost 1-2 | -181469 |
| 11rochester | 12 | Guidi, Ivan (1514) | Lost 0-2 | -171452 |
| 13rochester | 25 | Rodrigues, Matheus (1541) | Won 2-1 | +201472 |
| average opponent: 1546record: 3-5-1 | new rating: 1472 | |||