Ostachowski, Mateusz
Current rating: 1447
Record: 1-4
| Grand Prix Krakow 2007 (LRW standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 516 | Krolow, Frank (1500) | Lost 1-2 | -181482 |
| 2standard | 638 | Kaksa, Matija (1482) | Won 2-0 | +181500 |
| 3standard | 610 | Kusina, Kajetan (1502) | Lost 1-2 | -181482 |
| 4standard | 684 | Fuchs, Lucas (1541) | Lost 1-2 | -171465 |
| 5standard | 681 | Sliwinski, Mateusz (1464) | Lost 1-2 | -181447 |
| average opponent: 1498record: 1-4 | new rating: 1447 | |||