Masnica, Jan
Current rating: 1453
Record: 1-4
| Grand Prix Prague 2013 (M14 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 202 | Taoubi, Farid (1618) | Lost 1-2 | -161484 |
| 2sealed | 435 | Laky, Philipp (1575) | Lost 1-2 | -161468 |
| 3sealed | 624 | Kuba, Daniel (1472) | Won 2-1 | +181486 |
| 4sealed | 572 | Held, Marco (1497) | Lost 1-2 | -181468 |
| 5sealed | 647 | Sevcik, Miroslav (1602) | Lost 0-2 | -151453 |
| average opponent: 1553record: 1-4 | new rating: 1453 | |||