Przegietka, Mateusz
Current rating: 1427
Record: 2-6
| Grand Prix Warsaw 2013 (M14 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 108 | Rutkowski, Tomasz (1500) | Won 2-0 | +181518 |
| 2standard | 203 | Cohen, Amit (1469) | Lost 0-2 | -191499 |
| 3standard | 252 | Toomepuu, Tarmo (1515) | Won 2-1 | +181517 |
| 4standard | 198 | Lucas, Gertjan (1479) | Lost 0-2 | -181499 |
| 5standard | 363 | Korytkowski, Andrzej (1498) | Lost 0-2 | -181481 |
| 6standard | 398 | Ranft, Oliver (1454) | Lost 1-2 | -191462 |
| 7standard | 388 | Kajdaniak, Marcin (1504) | Lost 1-2 | -171445 |
| 8standard | 345 | Schneider, Karel (1428) | Lost 1-2 | -181427 |
| average opponent: 1481record: 2-6 | new rating: 1427 | |||