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Individual Calculations December 2020 |
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| Kovtun, Tatyana Total change: 25.60 | |   |
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| SPb G17 Championship 2020 | St. Petersburg | RUS | 2020-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1514 | 1561 | 5.00 | 8 | 0.64 | 40 | 25.60 | |
|  Reger, Valeriia | | | 1933 | RUS | 1.00 | 1 | 0.90 | 40 | 36.00 | |  Vershinina, Anastasiia | | | 1580 | RUS | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Rakhlina, Kristina | | | 1505 | RUS | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Kramarenko, Ekaterina | | | 1658 | RUS | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Melenchuk, Olga | | wc | 1617 | RUS | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Grigorieva, Victoria | | | 1161 * | RUS | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Pavlosiuk, Vlada | | | 1500 | RUS | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Loginova, Arina | | | 1161 * | RUS | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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