Leppanen, Simo
Current rating: 1481
Record: 2-3
| Grand Prix Helsinki 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 18 | Ahtiainen, Esa (1464) | Lost 0-2 | -191481 |
| 2sealed | 166 | Karvonen, Joni (1482) | Won 2-0 | +181499 |
| 3sealed | 96 | Linnimaa, Jani (1453) | Lost 1-2 | -181481 |
| 4sealed | 156 | Nikiporow, Antero (1482) | Won 2-0 | +181499 |
| 5sealed | 106 | Heikinniemi, Tommi (1521) | Lost 1-2 | -181481 |
| average opponent: 1480record: 2-3 | new rating: 1481 | |||