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Individual Calculations August 2022 |
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| Pierzak, Rafael Total change: -14.20 | |   |
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| Warsaw Chess Open 2022 - B | Warszawa | POL | 2022-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1532 | 1909 | 2.00 | 3 | -0.71 | 20 | -14.20 | |
|  Czapka, Piotr | | | 1509 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Trybula, Agata | | | 1568 | POL | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Kania, Tomasz | | | 1518 | POL | 0.50 | 1 | -0.41 | 20 | -8.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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