Hietanen, Ari
Current rating: 1463
Record: 3-5
| Grand Prix Helsinki 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 95 | Ruokosenmaki, Ilkka (1500) | Lost 1-2 | -181482 |
| 2sealed | 120 | Marttila, Lauri (1481) | Lost 0-2 | -181464 |
| 3sealed | 172 | Noges, Mihkel (1464) | Lost 1-2 | -181446 |
| 4sealed | 208 | Lehto, Eetu (1446) | Lost 0-2 | -181428 |
| 5sealed | 185 | Rahikkala, Joni Markus (1427) | Lost 1-2 | -181410 |
| 6sealed | 168 | Rajala, Joni (1410) | Won 2-1 | +181428 |
| 7sealed | 143 | Pedan, Sergey (1435) | Won 2-1 | +181446 |
| 8sealed | 116 | Schelvander, Perola (1412) | Won 2-1 | +171463 |
| average opponent: 1447record: 3-5 | new rating: 1463 | |||