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Individual Calculations March 2015 |
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| Bergsson, Stefan Total change: -22.40 | |   |
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| Reykjavik Chess Championship 2015 | Reykjavik | ISL | 2015-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1838 | 2085 | 5.00 | 8 | -1.30 | 20 | -26.00 | |
|  Davidsson, Oskar Vikingur | | | 1685 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ontiveros, John | | | 1810 | ISL | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Eliasson, Kristjan Orn | | | 1831 | ISL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Benediktsson, Thorir | | | 1895 | ISL | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Ulfljotsson, Jon | | | 1769 | ISL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Jonasson, Hordur | | | 1685 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hardarson, Jon Trausti | | | 2067 | ISL | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Stefansson, Vignir Vatnar | | | 1959 | ISL | 0.50 | 1 | -0.17 | 20 | -3.40 | | | * 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) | | | | Huginn Chess Club and Breidablik Chess Club Guest Tournament 2015 | Kopavogur | ISL | 2015-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2115 | 2085 | 3.00 | 6 | 0.18 | 20 | 3.60 | |
| | Andrason, Pall | | | 1786 | ISL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Thorsteinsdottir, Gudlaug | | wf | 1976 | ISL | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Gunnarsson, Jon Viktor | m | | 2433 | ISL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Jonsson, Bjorgvin | m | | 2353 | ISL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Gunnarsson, Sigurdur Jon | | | 1921 | ISL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Halldorsson, Gudmundur | | | 2219 | ISL | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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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