Malyszek, Jacek
Current rating: 1476
Record: 3-5
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 860 | Twomey, Killian (1415) | Lost 0-2 | -201494 |
| 2sealed | 1345 | Scherschel, Luke (1520) | Lost 1-2 | -181476 |
| average opponent: 1467record: 0-2 | new rating: 1476 | |||
| Grand Prix Prague 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 41 | Jabs, Slawomir (1719) | Lost 1-2 | -141486 |
| 2modern | 525 | Koksch, Florian (1854) | Won 2-0 | +241510 |
| 3modern | 705 | Muhlbauer, Kilian (1504) | Won 2-0 | +181528 |
| 4modern | 245 | Schmidt, Julian (1552) | Lost 0-2 | -171511 |
| 5modern | 542 | Bartsch, Christian (1500) | Lost 0-2 | -191492 |
| 6modern | 611 | Sodomirski, Tomasz (1675) | Won 2-1 | +221514 |
| average opponent: 1634record: 3-3 | new rating: 1514 | |||