Jakub, Janecek
Current rating: 1528
Record: 4-3
| Grand Prix Prague 2011 (NPH limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 632 | Vegh, Tomas (1593) | Won 2-0 | +201520 |
| 2sealed | 526 | Carlson, Johnathan (1629) | Won 2-1 | +201540 |
| 3sealed | 568 | Darras, Alexandre (1703) | Lost 0-2 | -151525 |
| 4sealed | 624 | Zivkovic, Ozren (1485) | Lost 1-2 | -191506 |
| 5sealed | 657 | Zigo, Peter (1498) | Won 2-0 | +181524 |
| 6sealed | 607 | Wiesen, Ardijan (1484) | Won 2-0 | +171541 |
| 7sealed | 575 | Baudys, Ondrej (1822) | Lost 0-2 | -131528 |
| average opponent: 1602record: 4-3 | new rating: 1528 | |||