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Individual Calculations April 2017 |
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| Pietryk, Joanna Total change: -72.80 | |   |
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| Mistrzosta Polski Mlodzikow do lat 10 - Dziewczeta | Karpacz | POL | 2017-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1079 | 1138 | 0.50 | 4 | -1.82 | 40 | -72.80 | |
|  Szczotka, Klara | | | 1176 | POL | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Janikowska, Wiktoria | | | 1100 | POL | 0.00 | 1 | -0.55 | 40 | -22.00 | |  Sliwicka, Weronika | | | 1015 | POL | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Szczepanik, Magdalena | | | 1026 | POL | 0.50 | 1 | -0.15 | 40 | -6.00 | |
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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