Estefanski, Allysson
Current rating: 1518
Record: 4-3
| Grand Prix Porto Alegre 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 8 | Puhl, Mauro (1500) | Lost 1-2 | -181482 |
| 2sealed | 119 | Conceicao, Joao Paulo (1482) | Won 2-0 | +181500 |
| 3sealed | 100 | Tonietto, Tiago (1502) | Won 2-0 | +181518 |
| 4sealed | 52 | Dias, Bruno (1518) | Lost 1-2 | -181500 |
| 5sealed | 92 | Soares Puccinelli, Leon (1500) | Won 2-1 | +181518 |
| 6sealed | 87 | Coelho Simone, Gabriel (1519) | Lost 1-2 | -181500 |
| 7sealed | 78 | Basualdo, Exequiel (1501) | Won 2-1 | +181518 |
| average opponent: 1503record: 4-3 | new rating: 1518 | |||