Szejko, Piotr
Current rating: 1466
Record: 0-2-1
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 103 | Kaasik, Mikk (1626) | Lost 0-2 | -161484 |
| 4standard | 316 | Van Harten, Christiaan (1528) | Draw 1-1 | +11485 |
| 5standard | 287 | Kozlej, Nikolas (1401) | Lost 0-2 | -191466 |
| average opponent: 1519record: 0-2-1 | new rating: 1466 | |||