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Individual Calculations November 2017 |
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| Jonsson, Vidar Total change: -2.80 | |   |
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| Icelandic Team Championship 2017-18 - 3rd dvision Round 1-4 | Reykjavik | ISL | 2017-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1841 | 1869 | 2.00 | 4 | -0.14 | 20 | -2.80 | |
|  Johannsson, Birkir Isak | | | 1678 | ISL | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Gunnarsson, Sigurdur Jon | | | 1907 | ISL | 0.50 | 1 | 0.05 | 20 | 1.00 | |  Sigurbjornsson, Sigurjon | | | 2007 | ISL | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Grimsson, Grimur | | | 1773 | ISL | 1.00 | 1 | 0.37 | 20 | 7.40 | |
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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