Marcinkowski, Emil
Current rating: 1595
Record: 10-6-1
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 793 | Kozica, Marek (1473) | Won 2-0 | +171564 |
| 2sealed | 849 | Snorek, Jan (1517) | Won 2-1 | +171581 |
| 3sealed | 344 | Grygar, Jan (1664) | Lost 0-2 | -171564 |
| 4sealed | 374 | Pinto, Antonio (1668) | Won 2-0 | +201584 |
| 5sealed | 373 | Thormahlen, Bruno (1875) | Won 2-0 | +231607 |
| 6sealed | 140 | Sanchez Garrido, Ricardo (1812) | Lost 0-2 | -141593 |
| 7sealed | 340 | Schoppl, Felix (1607) | Lost 1-2 | -181575 |
| 8sealed | 391 | Mos, Michal (1670) | Won 2-0 | +201595 |
| average opponent: 1661record: 5-3 | new rating: 1595 | |||
| Grand Prix Warsaw 2014 (JOU limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 72 | Matikiewicz, Michal (1506) | Won 2-0 | +181518 |
| 2sealed | 324 | Luty, Leszek (1543) | Won 2-0 | +191537 |
| 3sealed | 152 | Nielsen, Kasper (1782) | Lost 0-2 | -141523 |
| 4sealed | 168 | Wroblewski, Arkadiusz (1520) | Won 2-1 | +181541 |
| 5sealed | 124 | Klein, Martin (1538) | Won 2-1 | +181559 |
| 6sealed | 185 | Fiala-Ibitz, Sebastian (1440) | Won 2-0 | +161575 |
| 7sealed | 81 | Horvath, Tamas (1659) | Draw 0-0 | +11576 |
| 8sealed | 53 | Aguado, Saul (1846) | Lost 0-2 | -131563 |
| 9sealed | 105 | Durham, Michael (1668) | Lost 1-2 | -161547 |
| average opponent: 1611record: 5-3-1 | new rating: 1547 | |||