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Individual Calculations August 2021 |
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| Parol, Pola Total change: -66.00 | |   |
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| Najdorf Chess Festival 2021 gr. A | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1910 | 2111 | 3.50 | 9 | -3.30 | 20 | -66.00 | |
|  Raczek, Krzysztof | | | 1817 | POL | 0.00 | 1 | -0.85 | 20 | -17.00 | |  Siekanska, Maria | | | 1909 | POL | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Kubiak, Jakub | | | 1871 | POL | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Pekacki, Stanislaw | | | 1860 | POL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Wadelek, Karol | | | 1942 | POL | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Sidorczuk, Pawel | | | 1923 | POL | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Perkampus, Laurin | | | 1944 | GER | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Sujkowski, Pawel | | | 1961 | POL | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Czechowski, Jakub | | | 1961 | POL | 0.50 | 1 | -0.20 | 20 | -4.00 | |
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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