Tynkynniemi, Jussi
Current rating: 1464
Record: 1-3-1
| Grand Prix Helsinki 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 105 | Kokkonen, Antti (1481) | Lost 0-2 | -181482 |
| 2sealed | 145 | Yrjana, Ville (1482) | Draw 1-1 | 01482 |
| 3sealed | 164 | Messing, Daniel (1482) | Won 2-1 | +181500 |
| 4sealed | 140 | Kavla, Anders (1500) | Lost 0-2 | -181482 |
| 5sealed | 163 | Oljakka, Jouni (1482) | Lost 1-2 | -181464 |
| average opponent: 1485record: 1-3-1 | new rating: 1464 | |||