Dos Santos Cardoso, Marcelo
Current rating: 1482
Record: 2-3-1
| Grand Prix Porto Alegre 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 103 | Figas, Yuri Moreira (1500) | Draw 1-1 | 01500 |
| 2sealed | 85 | Buscher Jr., Isoar (1500) | Won 2-1 | +181518 |
| 3sealed | 58 | Heerdt Veiga, Bruno (1518) | Lost 0-2 | -181500 |
| 4sealed | 98 | Schuh, Daniel (1500) | Lost 1-2 | -181482 |
| 5sealed | 128 | Felipe Branco Valente, Luiz (1482) | Lost 0-2 | -181464 |
| 6sealed | 122 | Bielenki, Gilberto (1464) | Won 2-1 | +181482 |
| average opponent: 1494record: 2-3-1 | new rating: 1482 | |||