Kanka, Jan
Current rating: 1431
Record: 0-4
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 748 | Salgado Aragon, Cesar (1459) | Lost 1-2 | -191481 |
| 2sealed | 1211 | Blanke, Miriamel (1448) | Lost 0-2 | -181463 |
| 3sealed | 1188 | Sergeev, Alexander (1467) | Lost 0-2 | -181445 |
| 4sealed | 1133 | De Giuli, Francesco (1657) | Lost 0-2 | -141431 |
| average opponent: 1507record: 0-4 | new rating: 1431 | |||