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Individual Calculations December 2022 |
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| Ptacnikova, Lenka Total change: 30.20 | |   |
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| Icelandic Women Open Championship 2022 | Reykjavik | ISL | 2022-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 2055 | 5.50 | 7 | 1.51 | 20 | 30.20 | |
|  Helgadottir, Idunn | | | 1655 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Nazarova, Anastasia | | wf | 2189 | FIN | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Johannsdottir, Johanna Bjorg | | | 1964 | ISL | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Kryger, Oksana | | wm | 2107 | DEN | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Dolzhikova, Olga | | wg | 2120 | NOR | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Lehtinen, Helja | | | 1888 | FIN | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Ayzenberg, Alena | | wc | 2002 | NOR | 0.50 | 1 | -0.07 | 20 | -1.40 | | | * 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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