Walczyk, Krzysztof
Current rating: 1452
Record: 3-6
| Grand Prix Warsaw 2018 (GRN limited) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 129 | Heligr, Jan (1534) | Won 2-1 | +181505 |
| 2sealed | 27 | de Jonge, Rob (1608) | Lost 1-2 | -161489 |
| 3sealed | 544 | Sadurski, Jacek Cezary (1534) | Lost 0-2 | -171472 |
| 4sealed | 685 | Sokolowski, Adam (1379) | Lost 0-2 | -201452 |
| average opponent: 1514record: 1-3 | new rating: 1452 | |||
| Grand Prix Warsaw 2017 (XLN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 137 | Hajducki, Mateusz (1500) | Lost 1-2 | -181482 |
| 2standard | 400 | Cybulski, Adam (1484) | Lost 0-2 | -181464 |
| 3standard | 566 | Pekala, Konrad (1466) | Won 2-1 | +181482 |
| 4standard | 562 | Ros Martinez, Carles (1513) | Won 2-0 | +191501 |
| 5standard | 413 | Schetka, Evgeny (1716) | Lost 1-2 | -141487 |
| average opponent: 1536record: 2-3 | new rating: 1487 | |||