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Individual Calculations March 2024 |
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| Ptacnikova, Lenka Total change: -14.60 | |   |
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| Reykjavik Chess Championship 2024 Round 8-9 | Reykjavik | ISL | 2024-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 2089 | 1.50 | 2 | 0.28 | 20 | 5.60 | |
|  Thorisson, Benedikt | | | 1950 | ISL | 0.50 | 1 | -0.19 | 20 | -3.80 | |  Heidarsson, Arnar Milutin | | | 2066 | ISL | 1.00 | 1 | 0.47 | 20 | 9.40 | |
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 2024 | Kopavogur | ISL | 2024-02-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1850 | 2082 | 5.00 | 7 | -0.27 | 20 | -5.40 | |
| | Kristinardottir, Elsa Maria | | | 1860 | ISL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Finnbogadottir, Tinna Kristin | | | 1831 | ISL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Magnusdottir, Veronika Steinunn | | | 1710 | ISL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Briem, Gudrun Fanney | | | 1682 * | ISL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Prudnykova, Olga | | wm | 2241 | ISL | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Helgadottir, Idunn | | | 1635 | ISL | 0.50 | 1 | -0.44 | 20 | -8.80 | | | Johannsdottir, Johanna Bjorg | | | 1990 | ISL | 1.00 | 1 | 0.37 | 20 | 7.40 | | | * 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) | | | | Skakmot odlinga 2024 Round 1-2 | Reykjavik | ISL | 2024-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1759 | 2082 | 1.00 | 2 | -0.74 | 20 | -14.80 | |
| | Stefansson, David | | | 1705 | ISL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Eliasson, Kristjan Orn | | | 1812 | ISL | 0.00 | 1 | -0.83 | 20 | -16.60 | |
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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