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Individual Calculations December 2020 |
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| Vereshchagin, Ivan Total change: -20.20 | |   |
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| Sakhalin chess championship 2020 | Yuzhno-Sakhalinsk | RUS | 2020-10-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1896 | 2020 | 4.00 | 8 | -1.01 | 20 | -20.20 | |
|  Chernyaev, Vladislav | | | 1620 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Romanov, Alexei | m | | 2298 | RUS | 1.00 | 1 | 0.83 | 20 | 16.60 | | | Petrenko, Andrey Yu. | | | 2081 | RUS | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Kan, Maxim | | | 1620 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Den, Dmitrij | | | 2208 | RUS | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Frizuk, Andrey | | | 1973 | RUS | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Khudayberdiev, Amir | | | 1620 * | RUS | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Fedkov, Sergey | | | 1745 | RUS | 0.00 | 1 | -0.83 | 20 | -16.60 | | | * 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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