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Individual Calculations July 2023 |
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| Raczek, Zbigniew Total change: -10.60 | |   |
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| Ogolnopolski Turniej Osob Niewidomych i Slabowidzacych o Puchar Podkarpacia 2023 | Wladyslawowo | POL | 2023-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1333 | 1119 | 0.50 | 4 | -0.53 | 20 | -10.60 | |
|  Luc, Wojciech | | | 1549 | POL | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Bosek, Grzegorz | | | 1169 | POL | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Perszewska, Krystyna | | | 1391 | POL | 0.50 | 1 | 0.33 | 20 | 6.60 | |  Gorak, Tomasz | | | 1221 | POL | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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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