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Individual Calculations December 2019 |
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| Finnsson, Johann Arnar Total change: -24.40 | |   |
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| U-2000 mot TR 2019 | Reykjavik | ISL | 2019-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1613 | 1747 | 3.50 | 6 | -0.33 | 20 | -6.60 | |
|  Kjartansson, Matthias Bjorgvin | | | 1347 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Baldursson, Haraldur | | | 1929 | ISL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Helgadottir, Idunn | | | 1347 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Acevedo Mendez, Lisseth | | wm | 1871 | CRC | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Thorisson, Benedikt | | | 1507 | ISL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Fridthjofsdottir, Sigurl. Regina | | | 1678 | ISL | 0.50 | 1 | -0.10 | 20 | -2.00 | | | * 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) | | | | Hasselbacken Chess Open 2019 Lang | Stockholm | SWE | 2019-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 1760 | 0.50 | 4 | -0.89 | 20 | -17.80 | |
| | Jiretorn, Eva | | | 2021 | SWE | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Nackholm, Erik | | | 1898 | SWE | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Ilmoni, Tommy | | | 2013 | FIN | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Eriksson, Bo 1937 | | | 1602 | SWE | 0.00 | 1 | -0.71 | 20 | -14.20 | |
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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