Vaclavik, Petr
Current rating: 1444
Record: 3-6
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 522 | Stangl, Alexander (1413) | Lost 0-2 | -201480 |
| 2sealed | 818 | Stopa, Pawel (1482) | Lost 0-2 | -181462 |
| 3sealed | 828 | Kramer, Michal (1463) | Won 2-1 | +181480 |
| 4sealed | 798 | Mentenegro, Oswaldo (1483) | Lost 0-2 | -171463 |
| 5sealed | 817 | Vach, Petr (1462) | Lost 0-2 | -191444 |
| 6sealed | 791 | Kvac, Vladan (1447) | Lost 0-2 | -171427 |
| 7sealed | 749 | Akulsin, Martin (1426) | Won 2-0 | +181445 |
| 8sealed | 695 | Gucklhorn, David (1429) | Lost 0-2 | -191426 |
| 9sealed | 658 | Foutik, Igor (1427) | Won 2-1 | +181444 |
| average opponent: 1448record: 3-6 | new rating: 1444 | |||