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Individual Calculations April 2021 |
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| Ermakova, Polina Total change: -36.00 | |   |
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| St. Petersburg 89th Women Championship, Semifinal | St. Petersburg | RUS | 2021-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1359 | 1084 | 0.50 | 7 | -0.90 | 40 | -36.00 | |
|  Lezina, Anna | | | 1484 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Bogdanova, Natalya | | | 1484 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Chervyakova, Tatiana | | | 1484 * | RUS | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Titievskaya, Elizaveta | | | 1484 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Pavlenko, Darya | | | 1094 | RUS | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Medvedeva, Ustinia M. | | | 1178 | RUS | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Sudarkina, Ekaterina | | | 1307 | RUS | 0.00 | 1 | -0.22 | 40 | -8.80 | | | * 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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