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Individual Calculations April 2023 |
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| Piotrowski, Arkadiusz Total change: 26.20 | |   |
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| Mistrzostwa Polski Niepelnosprawnych w szachach 2023 | Karpacz | POL | 2023-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1913 | 1912 | 6.00 | 9 | 1.31 | 20 | 26.20 | |
|  Szymanski, Leszek | | | 1678 | POL | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Nowak, Lukasz | f | | 2409 | POL | 0.50 | 1 | 0.46 | 20 | 9.20 | | | Kuma, Boguslaw | | | 2109 | POL | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Dzienisiuk, Janusz | | | 1780 | POL | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Siewert, Roman | | | 1840 | POL | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Racis, Michal | | | 1806 | POL | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Naruszewicz, Lukasz | | | 1741 | POL | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Dzieczkaniec, Piotr | | | 1886 | POL | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Migala, Andrzej | | | 1967 | POL | 1.00 | 1 | 0.58 | 20 | 11.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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