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Individual Calculations November 2017 |
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| Witkiewicz, Grzegorz Total change: 2.40 | |   |
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| 40 Otwarty Turniej Szachowy z okazji "Zabrzanskiej Jesieni" | Zabrze | POL | 2017-09-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 1773 | 1.50 | 4 | 0.12 | 20 | 2.40 | |
|  Wrobel, Maciej | | | 1974 | POL | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Chmiel, Piotr | | | 1887 | POL | 0.00 | 1 | -0.34 | 20 | -6.80 | |  Tchorzewski, Kazimierz | | | 1739 | POL | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Pawlowski, Maciej | | | 1967 | POL | 0.50 | 1 | 0.25 | 20 | 5.00 | |
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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