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Individual Calculations December 2019 |
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| Sigurdsson, Pall Total change: -6.20 | |   |
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| SGB 2019 rounds 4-7 | Gardabaer | ISL | 2019-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2006 | 1960 | 1.00 | 3 | -0.31 | 20 | -6.20 | |
|  Johannsdottir, Johanna Bjorg | | | 1894 | ISL | 0.00 | 1 | -0.59 | 20 | -11.80 | |  Ptacnikova, Lenka | | wg | 2100 | ISL | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Jonsson, Gauti Pall | | | 2024 | ISL | 0.00 | 1 | -0.41 | 20 | -8.20 | |
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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