Koster, Raphael
Current rating: 1445
Record: 2-5-1
| Grand Prix Heidelberg 2002 (TOR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 239 | Ruzizka, Ernst (1523) | Lost 0-2 | -181482 |
| 2sealed | 252 | Graeff, Thomas (1483) | Won 2-0 | +181500 |
| 3sealed | 269 | Kennel, Francis (1502) | Lost 0-2 | -181482 |
| 4sealed | 315 | Fischer, Jurgen (1468) | Lost 1-2 | -181464 |
| 5sealed | 300 | Kryvosheiev, Sergii (1444) | Draw 1-1 | 01464 |
| 6sealed | 259 | Kopfli, Flavio (1481) | Lost 1-2 | -181446 |
| 7sealed | 211 | Hassler, Oliver (1365) | Won 2-1 | +171463 |
| 8sealed | 165 | Bauer, Ekkehardt (1464) | Lost 0-2 | -181445 |
| average opponent: 1466record: 2-5-1 | new rating: 1445 | |||