Ondrejicka, Matej
Current rating: 1449
Record: 3-6
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 620 | Delanghe, Dimitri (1505) | Won 2-0 | +181518 |
| 2sealed | 521 | Lebeda, Tomas (1705) | Lost 1-2 | -151503 |
| 3sealed | 648 | de Kler, Tijs (1543) | Lost 0-2 | -171486 |
| 4sealed | 832 | Vanek, Tomas (1510) | Lost 1-2 | -171469 |
| 5sealed | 807 | Marigliani, Michelle (1467) | Won 2-0 | +181487 |
| 6sealed | 769 | Simek, Vaclav (1480) | Lost 0-2 | -191468 |
| 7sealed | 724 | Mikes, Ondra (1465) | Lost 1-2 | -181450 |
| 8sealed | 693 | Podmol, Martin (1446) | Lost 1-2 | -181432 |
| 9sealed | 657 | Olczak, Dariusz (1382) | Won 2-0 | +171449 |
| average opponent: 1500record: 3-6 | new rating: 1449 | |||