Sobejko, Krzysztof
Current rating: 1480
Record: 4-5
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 614 | Gemov, Martin (1500) | Lost 0-2 | -181482 |
| 2sealed | 794 | Fardel, Alexandre (1480) | Won 2-1 | +181500 |
| 3sealed | 757 | Luy, Theo (1484) | Lost 0-2 | -181482 |
| 4sealed | 774 | Markvart, Ondrej (1484) | Won 2-0 | +181500 |
| 5sealed | 697 | Kolz, Benjamin (1441) | Lost 1-2 | -191481 |
| 6sealed | 749 | Gabriel, Dana (1482) | Lost 1-2 | -181463 |
| 7sealed | 732 | Pazitnaj, Adam (1465) | Won 2-0 | +181481 |
| 8sealed | 663 | Marous, Roman (1432) | Lost 0-2 | -191462 |
| 9sealed | 651 | Papez, Jiri (1468) | Won 2-0 | +181480 |
| average opponent: 1471record: 4-5 | new rating: 1480 | |||