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Individual Calculations June 2015 |
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| Birkisson, Bjorn Holm Total change: -21.20 | |   |
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| Reykjavik Chess Club Spring Tournament 2015 - B-group | Reykjavik | ISL | 2015-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 1845 | 2.50 | 7 | -0.53 | 40 | -21.20 | |
|  Palsson, Halldor | | | 2021 | ISL | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Jonsson, Gauti Pall | | | 1968 | ISL | 1.00 | 1 | 0.67 | 40 | 26.80 | |  Eidsson, Johann Oli | | | 1709 | ISL | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Birkisson, Bardur Orn | | | 1839 | ISL | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Bergsson, Stefan | | | 2063 | ISL | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Sigurdsson, Birkir Karl | | | 1767 | ISL | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Stefansson, Vignir Vatnar | | | 1909 | ISL | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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) | | |
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