Hayek, Mikulas
Current rating: 1493
Record: 5-7
| Grand Prix Prague 2011 (NPH limited) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 75 | Avsec, Anze (1685) | Won 2-0 | +211491 |
| 5sealed | 25 | Heruth, Martin (1574) | Won 2-0 | +201511 |
| 6sealed | 4 | Koska, Adam (1832) | Won 2-0 | +241535 |
| 7sealed | 8 | Knorr, Sebastian (1885) | Lost 0-2 | -121523 |
| 8sealed | 24 | Perbet, Guillaume (1833) | Lost 0-2 | -131510 |
| 9sealed | 28 | Bielsa, David (1577) | Lost 1-2 | -171493 |
| average opponent: 1731record: 3-3 | new rating: 1493 | |||
| Grand Prix Eindhoven 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 79 | Clarys, Steve (1507) | Won 2-1 | +181518 |
| 5extended | 44 | Zwart, Jan Willem (1518) | Lost 0-2 | -181500 |
| 6extended | 71 | Cornelissen, Jesse (1582) | Lost 0-2 | -161484 |
| 7extended | 174 | Stoll, Toni (1594) | Won 2-1 | +201504 |
| 8extended | 117 | Felten, Uwe (1555) | Lost 1-2 | -171487 |
| 9extended | 105 | Veltchev, Kalin (1539) | Lost 0-2 | -171470 |
| average opponent: 1549record: 2-4 | new rating: 1470 | |||