Mielniczuk, Lukasz
Current rating: 1341
Record: 2-11-3
| Grand Prix Krakow 2019 (M20 limited) | starting rating: 1425 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 375 | Novak, Michal (1520) | Lost 1-2 | -161409 |
| 2sealed | 520 | Pegiel, Michal (1487) | Lost 0-2 | -171392 |
| 3sealed | 454 | Ptasznik, Mikolaj (1431) | Lost 0-2 | -171375 |
| 4sealed | 418 | Sekyrka, Ondrej (1451) | Lost 0-2 | -161359 |
| 5sealed | 383 | Zaiets, Hennadii (1429) | Lost 1-2 | -171342 |
| 7sealed | 417 | Schad, Lucas (1334) | Lost 1-2 | -181324 |
| 8sealed | 419 | Kruszec, Edyta (1308) | Won 2-0 | +171341 |
| average opponent: 1423record: 1-6 | new rating: 1341 | |||
| Grand Prix Warsaw 2017 (XLN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 262 | Zadrozny, Michal (1500) | Won 2-0 | +181518 |
| 2standard | 50 | Tyczynski, Slawomir (1402) | Lost 0-2 | -201498 |
| 3standard | 418 | Wywiol, Rafal (1464) | Lost 0-2 | -191479 |
| 4standard | 564 | Kalwei, Christopher (1487) | Lost 0-2 | -181461 |
| 5standard | 517 | Gajda, Patryk (1471) | Lost 0-2 | -171444 |
| 6standard | 536 | Battig, Ivo (1446) | Draw 1-1 | 01444 |
| 7standard | 470 | Nesvat, Aleksandr (1427) | Draw 1-1 | -11443 |
| 8standard | 429 | Nowak, Przemyslaw (1461) | Lost 0-2 | -171426 |
| 9standard | 385 | Rentsch, Andre (1408) | Draw 1-1 | -11425 |
| average opponent: 1452record: 1-5-3 | new rating: 1425 | |||