Michna, Bartosz
Current rating: 1499
Record: 4-4-1
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 61 | Rimmelspacher, Eloi (1500) | Won 2-0 | +181518 |
| 2standard | 50 | Guizzi, Christophe (1518) | Draw 1-1 | 01518 |
| 3standard | 309 | Szyksznian, Dariusz (1473) | Lost 1-2 | -191499 |
| 4standard | 72 | Brzezicki, Adam (1417) | Won 2-0 | +171516 |
| 5standard | 280 | Schroder, Norman (1490) | Won 1-0 | +171533 |
| 6standard | 190 | Szal, Bogumil (1550) | Lost 1-2 | -171516 |
| 7standard | 276 | Morawetz, Mateusz (1517) | Lost 1-2 | -181498 |
| 8standard | 279 | Lukaszek, Mateusz (1472) | Won 2-0 | +171515 |
| 9standard | 212 | Eves, Rob (1601) | Lost 0-2 | -161499 |
| average opponent: 1504record: 4-4-1 | new rating: 1499 | |||