Lech, Peter
Current rating: 1503
Record: 3-3-2
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 186 | Bouvier, Christophe (1480) | Won 2-0 | +181518 |
| 2standard | 260 | Janda, Kristian (1732) | Lost 0-2 | -151503 |
| 3standard | 341 | Karpov, Pavel (1481) | Draw 1-1 | 01503 |
| 4standard | 415 | Baska, Patryk (1500) | Won 2-1 | +181521 |
| 5standard | 291 | Greenleaf, Paul (1495) | Lost 0-2 | -181503 |
| 6standard | 376 | Kladiva, Milan (1528) | Won 2-0 | +181521 |
| 7standard | 270 | Bermudez Lopez, Roberto Carlos (1482) | Lost 1-2 | -191502 |
| 8standard | 284 | Skrypov, Igor (1520) | Draw 1-1 | +11503 |
| average opponent: 1527record: 3-3-2 | new rating: 1503 | |||