Ostrowski, Konrad
Current rating: 1426
Record: 2-6
| Grand Prix Lyon 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 249 | Delago, Fabian (1523) | Won 2-0 | +181518 |
| 2modern | 63 | Giss, Julien (1534) | Lost 0-2 | -171501 |
| 3modern | 765 | Hatschka, Christian (1465) | Lost 1-2 | -191482 |
| 4modern | 919 | Gossens, Marvin (1466) | Lost 1-2 | -181464 |
| 5modern | 904 | Thur, Marnic (1555) | Lost 1-2 | -171447 |
| 6modern | 844 | Vigouroux, Patricia (1216) | Won 2-0 | +141461 |
| 7modern | 721 | Grosch, Mirko (1510) | Lost 0-2 | -171444 |
| 8modern | 695 | Lavignon, Bastien (1433) | Lost 1-2 | -181426 |
| average opponent: 1463record: 2-6 | new rating: 1426 | |||