Mika, Jakub
Current rating: 1511
Record: 4-4
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 461 | Vach, Petr (1550) | Won 2-1 | +191519 |
| 2sealed | 860 | Hegni, Erlend Olav (1804) | Won 2-1 | +231542 |
| 3sealed | 376 | Boinet, Eric (1686) | Lost 0-2 | -151527 |
| 4sealed | 505 | Biggel, Laurent (1497) | Lost 1-2 | -191508 |
| 5sealed | 872 | Merlet, Cedric (1413) | Lost 1-2 | -201488 |
| 6sealed | 823 | Balcer, Szymon (1485) | Won 2-0 | +181506 |
| 7sealed | 618 | Schad, Lucas (1523) | Won 2-1 | +191525 |
| 8sealed | 428 | Fermani, Marco (1750) | Lost 0-2 | -141511 |
| average opponent: 1589record: 4-4 | new rating: 1511 | |||