Vlach, Michal
Current rating: 1466
Record: 1-3
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 696 | Ptacek, Tomas (1500) | Won 2-1 | +181518 |
| 2sealed | 632 | Sato, Rei (1632) | Lost 1-2 | -161502 |
| 3sealed | 666 | Uckermann, Jacob (1500) | Lost 1-2 | -181484 |
| 4sealed | 760 | Matveeva, Anna (1482) | Lost 1-2 | -181466 |
| average opponent: 1529record: 1-3 | new rating: 1466 | |||