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Rapid:
Individual Calculations January 2018 |
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| Sigurdsson, Birkir Karl Total change: -20.00 | |   |
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| Unglingameistaramot Islands 2017 (u22) | Reykjavik | ISL | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1853 | 1.00 | 6 | -1.00 | 20 | -20.00 | |
|  Stefansson, Vignir Vatnar | f | | 2019 | ISL | 0.00 | 1 | -0.28 | 20 | -5.60 | |  Jonsson, Gauti Pall | | | 1812 | ISL | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Johannesson, Oliver | f | | 2134 | ISL | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Stefansson, Vignir Vatnar | f | | 2019 | ISL | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Jonsson, Gauti Pall | | | 1812 | ISL | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Johannesson, Oliver | f | | 2134 | ISL | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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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