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Individual Calculations August 2021 |
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| Ershova, Sofya Total change: 19.20 | |   |
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| Karelian 2021 cup | Petrozavodsk | RUS | 2021-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1710 | 1921 | 5.50 | 7 | 0.48 | 40 | 19.20 | |
|  Dyachkova, Polina | | | 1521 * | RUS | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Novak, Andrey | | | 1521 * | RUS | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Krylov, Alexander | | | 1528 | RUS | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Lekhtonen, Yaroslav | | | 1785 | RUS | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Popkov, Alexander R. | | | 1521 * | RUS | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Osmolny, Vladimir I. | f | | 2128 | RUS | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Selifonova, Aleksandra | | | 1969 | RUS | 0.50 | 1 | 0.07 | 40 | 2.80 | | | * 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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