Matoska, Jan
Current rating: 1449
Record: 2-5-1
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 952 | Sudnik, Piotr (1500) | Lost 0-2 | -181482 |
| 2sealed | 1148 | Ratvik, Helge (1608) | Lost 1-2 | -161466 |
| 3sealed | 1139 | Sixt, Benedikt (1472) | Lost 1-2 | -181448 |
| 4sealed | 1111 | Majewski, Maciej (1445) | Lost 0-2 | -181430 |
| 5sealed | 1024 | Romanenghi, Eric Federico (1428) | Won 2-0 | +181448 |
| 6sealed | 889 | Antonsen, Rune Bonne (1445) | Won 2-0 | +181466 |
| 7sealed | 717 | Morsel, Ingo (1502) | Lost 0-2 | -171449 |
| 8sealed | 601 | Jimenez Veciana, Marc Angel (1444) | Draw 1-1 | 01449 |
| average opponent: 1480record: 2-5-1 | new rating: 1449 | |||