Aguiar, Marcelo
Current rating: 1497
Record: 2-2
| Grand Prix Porto Alegre 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 19 | Pavinatto, Rafael (1500) | Won 2-1 | +181518 |
| 2sealed | 75 | Esper Berthoud, Lucas (1500) | Won 2-1 | +181536 |
| 3sealed | 32 | Sampaio, Cassiano (1517) | Lost 0-2 | -191517 |
| 4sealed | 79 | Veiga, Fernando (1399) | Lost 0-2 | -201497 |
| average opponent: 1479record: 2-2 | new rating: 1497 | |||