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Individual Calculations April 2023 |
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| Bjarkason, Brynjar Total change: 24.20 | |   |
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| Skakmot odlinga 2023 Round 3-7 | Reykjavik | ISL | 2023-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2007 | 1609 | 1.50 | 4 | 1.12 | 20 | 22.40 | |
|  Ptacnikova, Lenka | | wg | 2040 | ISL | 0.00 | 1 | -0.07 | 20 | -1.40 | |  Sigurdsson, Snorri Thor | | | 1983 | ISL | 1.00 | 1 | 0.90 | 20 | 18.00 | | | Haraldsson, Haraldur | | | 1882 | ISL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Ingvason, Johann | | | 2122 | ISL | 0.50 | 1 | 0.46 | 20 | 9.20 | |
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) | | | | Icelandic Team Championship 2022-23 - 3rd div. Round 5-7 | Reykjavik | ISL | 2023-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1634 | 1609 | 1.50 | 3 | 0.09 | 20 | 1.80 | |
| | Oskarsson, Markus Orri | | | 1339 | ISL | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Gretarsson, Sigurdur Ass | | | 1902 | ISL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Ingvarsson, Unnar | | | 1661 | ISL | 1.00 | 1 | 0.57 | 20 | 11.40 | |
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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