Jonsson, Frederik
Current rating: 1446
Record: 2-5-1
| Grand Prix Copenhagen 2002 (ONS rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 128 | Vinther, Michael (1544) | Won 2-1 | +191519 |
| 2sealed | 21 | Malmi, Leif (1549) | Lost 1-2 | -181501 |
| 3sealed | 167 | Dobry, Benjamin (1528) | Lost 0-2 | -171484 |
| 4sealed | 212 | Nieuwenburg, Rene (1482) | Lost 1-2 | -181466 |
| 5sealed | 190 | Nyman, Mattias (1466) | Draw 1-1 | 01466 |
| 6sealed | 168 | Lojkner, Lars Damgaard (1447) | Won 2-0 | +171483 |
| 7sealed | 131 | Andersen, Morten Moller (1462) | Lost 0-2 | -181465 |
| 8sealed | 116 | Raasted, Mads (1419) | Lost 0-2 | -191446 |
| average opponent: 1487record: 2-5-1 | new rating: 1446 | |||