Ottokar, Aleksander
Current rating: 1482
Record: 4-5
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 32 | Veverka, Tomas (1500) | Lost 0-2 | -181482 |
| 2sealed | 301 | Meidl, Tomas (1483) | Lost 1-2 | -181464 |
| 3sealed | 316 | Kontvainis, Juozas (1527) | Won 2-0 | +191483 |
| 4sealed | 283 | Pekarek, Jan (1480) | Lost 0-2 | -181465 |
| 5sealed | 312 | Pokorny, Simon (1447) | Lost 0-2 | -181447 |
| 6sealed | 286 | Svoboda, Petr (1447) | Lost 0-2 | -181429 |
| 7sealed | 248 | Vondra, Adam] (1411) | Won 2-1 | +171446 |
| 8sealed | 187 | Juvcenko, Igor (1446) | Won 2-0 | +181464 |
| 9sealed | 136 | Hochegger, Daniel (1447) | Won 2-0 | +181482 |
| average opponent: 1465record: 4-5 | new rating: 1482 | |||