Matejczuk, Michal
Current rating: 1497
Record: 4-4
| Grand Prix Prague 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 458 | Ehrhardt, Andreas (1500) | Lost 0-2 | -181482 |
| 2modern | 653 | Bogensperger, Phillip (1482) | Lost 1-2 | -181464 |
| 3modern | 940 | Hubert, Henri (1472) | Won 2-1 | +181482 |
| 4modern | 724 | Valek, Robert (1467) | Won 2-1 | +181500 |
| 5modern | 695 | Jelinek, Jan (1294) | Won 2-1 | +141514 |
| 6modern | 315 | Kuhna, Daniel (1521) | Lost 0-2 | -181496 |
| 7modern | 574 | Vrooman, Jacob (1515) | Lost 1-2 | -171479 |
| 8modern | 515 | Ploscicova, Monika (1515) | Won 2-1 | +181497 |
| average opponent: 1471record: 4-4 | new rating: 1497 | |||