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Individual Calculations November 2021 |
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| Ragnarsson, Johann Total change: -14.20 | |   |
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| Haustmot TR opinn flokkur 2021 | Reykjavik | ISL | 2021-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1650 | 1912 | 6.50 | 9 | -0.65 | 20 | -13.00 | |
|  Njardarson, Arnar Ingi | | | 1512 * | ISL | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Moller, Tomas | | | 1512 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bjarkason, Brynjar | | | 1543 | ISL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Rezaei Heris, Hadi | | | 1653 | IRI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Jonsson, Kristjan Dagur | | | 1785 | ISL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Heidarsson, Arnar Milutin | | | 1916 | ISL | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Thorisson, Benedikt | | | 1636 | ISL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Jonsson, Johann | | | 1778 | ISL | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Helgadottir, Idunn | | | 1512 * | ISL | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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) | | | | Icelandic Team Chess Championship 2021-22 - 1st div. Round 1-4 | Reykjavik | ISL | 2021-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1933 | 1929 | 1.50 | 3 | -0.06 | 20 | -1.20 | |
| | Hallsson, Jon Eggert | | | 1681 | ISL | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Lagerman, Robert | f | | 2297 | ISL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Jonsson, Olafur Gisli | | | 1820 | ISL | 1.00 | 1 | 0.35 | 20 | 7.00 | |
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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