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Individual Calculations April 2020 |
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| Ptacnikova, Lenka Total change: 18.80 | |   |
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| Skakmot odlinga 2020 | Reykjavik | ISL | 2020-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1942 | 2099 | 4.00 | 5 | 0.70 | 20 | 14.00 | |
|  Fridthjofsdottir, Sigurl. Regina | | | 1699 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Haraldsson, Sigurjon | | | 1820 | ISL | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Olafsson, Thorvardur | | | 2188 | ISL | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Thorsson, Pall | | | 1711 | ISL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Lagerman, Robert | f | | 2291 | ISL | 0.50 | 1 | 0.25 | 20 | 5.00 | | | * 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) | | | | Icelandic Women Championship 2020 - a-group | Gardabaer | ISL | 2020-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 2099 | 5.00 | 6 | 0.24 | 20 | 4.80 | |
| | Finnbogadottir, Tinna Kristin | | | 1838 | ISL | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Helgadottir, Sigridur Bjorg | | | 1699 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Acevedo Mendez, Lisseth | | wm | 1849 | ISL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Hauksdottir, Hrund | | | 1804 | ISL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Thorsteinsdottir, Gudlaug | | wf | 1994 | ISL | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Johannsdottir, Johanna Bjorg | | | 1933 | ISL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | * 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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