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Individual Calculations May 2017 |
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| Johannsson, Birkir Isak Total change: 122.40 | |   |
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| GAMMA Reykjavik Open 2017 | Reykjavik | ISL | 2017-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 1567 | 4.50 | 10 | 3.06 | 40 | 122.40 | |
|  Kauch, Markus | | | 1967 * | GER | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Kolka, Dawid | | | 1931 | ISL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Boron, Anthony | | | 1865 | CAN | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Thorsteinsson, Hilmar | | | 1875 | ISL | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Valtysson, Thor | | | 1955 | ISL | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Tijssens, Rob | | | 1799 | NED | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Mulleady, Peter J | | | 1949 | ENG | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Eiriksson, Sigurdur | | | 1928 | ISL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Fridthjofsdottir, Sigurl. Regina | | | 1750 | ISL | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Kristinsson, Magnus | | | 1783 | ISL | 1.00 | 1 | 0.78 | 40 | 31.20 | | | * 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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