Verner, Petr
Current rating: 1410
Record: 1-6-1
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 618 | Nawrocki, Jacek (1508) | Lost 0-2 | -181482 |
| 2sealed | 781 | Berka, Krystof (1482) | Lost 1-2 | -181464 |
| 3sealed | 802 | Lhotak, Jan (1466) | Lost 1-2 | -181446 |
| 4sealed | 846 | Izsak, Szonja (1463) | Lost 0-2 | -181428 |
| 5sealed | 828 | Bittner, Regina (1427) | Lost 1-2 | -181410 |
| 6sealed | 799 | Dubec, Lukas (1412) | Draw 1-1 | 01410 |
| 7sealed | 755 | Sedlalcek, Daniel (1412) | Won 2-0 | +191429 |
| 8sealed | 701 | Hegedus, Tomas (1426) | Lost 0-2 | -191410 |
| average opponent: 1449record: 1-6-1 | new rating: 1410 | |||