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Individual Calculations December 2018 |
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| Birkisson, Bjorn Holm Total change: 44.80 | |   |
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| Skakthing Gardabaejar 2018 - umf 5-7 | Gardabaer | ISL | 2018-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1861 | 2033 | 2.50 | 3 | 0.35 | 40 | 14.00 | |
|  Ragnarsson, Johann | | | 2007 | ISL | 0.50 | 1 | -0.04 | 40 | -1.60 | |  Andrason, Pall | | | 1816 | ISL | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Ingvarsson, Unnar | | | 1761 | ISL | 1.00 | 1 | 0.17 | 40 | 6.80 | |
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) | | | | Icelandic Team Chess Championship 2018-19 1st division Round 1-5 | Reykjavik | ISL | 2018-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2240 | 2033 | 2.00 | 5 | 0.77 | 40 | 30.80 | |
| | Karlsson, Mikael Johann | | | 2162 | ISL | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Heimisson, Hilmir Freyr | f | | 2364 | ISL | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Hardarson, Jon Trausti | | | 2127 | ISL | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Ornolfsson, Magnus P. | | | 2204 | ISL | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Jensson, Einar Hjalti | m | | 2343 | ISL | 0.00 | 1 | -0.14 | 40 | -5.60 | |
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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