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Individual Calculations March 2020 |
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| Halldorsson, Bragi Total change: -16.40 | |   |
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| Skakthing Reykjavikur 2020 | Reykjavik | ISL | 2020-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1958 | 2089 | 5.00 | 9 | -0.82 | 20 | -16.40 | |
|  Haile, Batel Goitom | | | 1689 * | ISL | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Helgadottir, Idunn | | | 1689 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kjartansson, David | m | | 2356 | ISL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Thorisson, Benedikt | | | 1689 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Petursson, Gudni | | | 2026 | ISL | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Bjarnason, Olafur | | | 1815 | ISL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Ragnarsson, Johann | | | 1946 | ISL | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Kjartansson, Gudmundur | m | | 2453 | ISL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Haraldsson, Haraldur | | | 1962 | ISL | 0.00 | 1 | -0.67 | 20 | -13.40 | | | * 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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