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Individual Calculations November 2021 |
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| Bergthorsson, Jon Thor Total change: -12.00 | |   |
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| 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 |
| 1910 | 2155 | 2.50 | 4 | -0.60 | 20 | -12.00 | |
|  Ingason, Sigurdur | | | 1782 | ISL | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Bjornsson, Sverrir Orn | | | 2135 | ISL | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Hallsson, Jon Eggert | | | 1755 * | ISL | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Johannsdottir, Johanna Bjorg | | | 1966 | ISL | 1.00 | 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) | | |
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