Kostanski, Konrad
Current rating: 1446
Record: 0-3
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 185 | Guesnel, Quentin (1398) | Lost 1-2 | -201480 |
| 4standard | 350 | Helbik, Marek (1510) | Lost 1-2 | -171463 |
| 5standard | 327 | Lukacsy, Gergely (1546) | Lost 1-2 | -171446 |
| average opponent: 1485record: 0-3 | new rating: 1446 | |||