Vyroda, Jan
Current rating: 1377
Record: 0-7
| Grand Prix Prague 2011 (NPH limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 560 | Stein, Sascha (1486) | Lost 0-2 | -181482 |
| 2sealed | 732 | Geuens, Peter (1557) | Lost 1-2 | -171465 |
| 3sealed | 737 | Colpaert, Georges (1534) | Lost 0-2 | -171448 |
| 4sealed | 775 | Hoblik, Jakub (1438) | Lost 0-2 | -181430 |
| 5sealed | 744 | Kouba, Matej (1430) | Lost 1-2 | -181412 |
| 6sealed | 712 | Labre, Arnaud (1428) | Lost 0-2 | -181394 |
| 8sealed | 637 | Peltanova, Hana (1410) | Lost 0-2 | -171377 |
| average opponent: 1469record: 0-7 | new rating: 1377 | |||