Kouril, Jan 2948
Current rating: 1427
Record: 2-6
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 62 | Winkler, Eric (1453) | Lost 0-2 | -191481 |
| 2sealed | 249 | Philipp, Dave (1482) | Lost 1-2 | -181463 |
| 3sealed | 336 | Jantschgi, Alexander (1463) | Lost 1-2 | -181445 |
| 4sealed | 348 | Samal, Krystof (1446) | Won 2-0 | +181463 |
| 5sealed | 288 | Tzekov, Hristo (1470) | Lost 1-2 | -181445 |
| 6sealed | 284 | Berner, Maria (1446) | Lost 1-2 | -181427 |
| 7sealed | 243 | Zezelic, Vanja (1410) | Lost 0-2 | -181409 |
| 8sealed | 193 | Vondra, Adam] (1394) | Won 2-0 | +181427 |
| average opponent: 1446record: 2-6 | new rating: 1427 | |||