Slefr, Jiri
Current rating: 1464
Record: 2-4
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 737 | Fibigr(cze), Tomas (1500) | Lost 0-2 | -181482 |
| 2sealed | 791 | Duda, Michal (1481) | Won 2-1 | +181500 |
| 3sealed | 752 | Prass, Jarmo (1499) | Lost 0-2 | -181482 |
| 4sealed | 752 | Westlund, Fredrik (1489) | Lost 0-2 | -181464 |
| 5sealed | 822 | Markvart, Ondrej (1466) | Won 2-1 | +181482 |
| 6sealed | 775 | Jastrzab, Michal (1451) | Lost 1-2 | -181464 |
| average opponent: 1481record: 2-4 | new rating: 1464 | |||