Horak, Jakub
Current rating: 1411
Record: 5-10
| Grand Prix Paris 2009 (ZEN limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 919 | Oberto, Fabrice (1466) | Lost 0-2 | -191465 |
| 2sealed | 939 | Morera, Laurent (1465) | Lost 0-2 | -181447 |
| 3sealed | 1021 | Basso Blandin, Adrien (1464) | Won 2-1 | +191466 |
| 4sealed | 934 | Bricoteau, Loic (1435) | Lost 0-2 | -191447 |
| 5sealed | 959 | Lebon, Maxime-henri (1429) | Lost 0-2 | -181429 |
| 6sealed | 925 | Coulis, Arnaud (1446) | Lost 0-2 | -181411 |
| average opponent: 1451record: 1-5 | new rating: 1411 | |||
| Grand Prix Copenhagen 2008 (EVE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 5 | Roar, Rasmus (1480) | Lost 1-2 | -181482 |
| 2standard | 170 | Runge, Jurgen (1484) | Lost 0-2 | -181464 |
| 3standard | 239 | Holmstedt, Rolf (1381) | Won 2-0 | +161480 |
| 4standard | 208 | Kaihoj, Jonathan (1482) | Won 2-1 | +181498 |
| 5standard | 162 | Mauhart, Christian (1588) | Lost 1-2 | -161482 |
| 6standard | 203 | Faliszewski, Lukasz (1561) | Lost 1-2 | -171465 |
| 7standard | 198 | Grottel, Jan (1481) | Lost 0-2 | -171448 |
| 8standard | 172 | Innholt, Jan Michaels (1448) | Won 2-1 | +181466 |
| 9standard | 137 | Hoi Rasmussen, Mikkel (1463) | Won 2-1 | +181484 |
| average opponent: 1485record: 4-5 | new rating: 1484 | |||