Marcinkowski, Maciej
Current rating: 1484
Record: 3-4
| Grand Prix Prague 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 42 | Dittel, Alexander (1438) | Lost 0-2 | -191481 |
| 2modern | 459 | Jerabek, Petr (1611) | Won 2-0 | +201501 |
| 3modern | 377 | Heining, Joakim (1502) | Won 2-0 | +181519 |
| 4modern | 339 | Praus, Daniel (1519) | Lost 0-2 | -181501 |
| 5modern | 408 | Tochacek, Daniel (1487) | Lost 1-2 | -181483 |
| 6modern | 531 | Kleisinger, Peter (1408) | Won 2-1 | +171500 |
| 7modern | 368 | Dippon, Andreas (1610) | Lost 0-2 | -161484 |
| average opponent: 1510record: 3-4 | new rating: 1484 | |||