Gurgul, Jan
Current rating: 1445
Record: 3-6
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 153 | Osinski, Jarek (1518) | Lost 1-2 | -181482 |
| 2standard | 254 | Morawetz, Mateusz (1482) | Lost 1-2 | -181464 |
| 3standard | 500 | Tymoteusz, Sienko (1466) | Lost 1-2 | -181446 |
| 4standard | 552 | De Brabander, Michael (1408) | Won 2-0 | +181464 |
| 5standard | 501 | Ragan, Patrik (1469) | Lost 0-2 | -181446 |
| 6standard | 486 | Gergely, Levente (1450) | Lost 0-2 | -181428 |
| 7standard | 419 | Urbaniak, Piotr (1416) | Lost 1-2 | -181410 |
| 8standard | 350 | Zawadzki, Adam (1407) | Won 2-0 | +181428 |
| 9standard | 293 | Ambrozy, Marcin (1409) | Won 2-1 | +171445 |
| average opponent: 1447record: 3-6 | new rating: 1445 | |||