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Individual Calculations April 2019 |
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| Ingvarsson, Kjartan Total change: -21.40 | |   |
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| Skakmot odlinga 2019 | Reykjavik | ISL | 2019-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1793 | 1812 | 3.50 | 7 | -0.15 | 20 | -3.00 | |
|  Ptacnikova, Lenka | | wg | 2187 | ISL | 0.50 | 1 | 0.41 | 20 | 8.20 | |  Haraldsson, Sigurjon | | | 1824 | ISL | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Geirsson, Kristjan | | | 1657 | ISL | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Thrastarson, Tryggvi K | | | 1412 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Halldorsson, Kristjan | | | 1854 | ISL | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Maggason, Oskar | | | 1811 | ISL | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Jonsson, Olafur Gisli | | | 1806 | ISL | 0.50 | 1 | -0.01 | 20 | -0.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 2nd division Rounds 5-7 | Reykjavik | ISL | 2019-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 1812 | 0.50 | 3 | -0.92 | 20 | -18.40 | |
| | Sigurdsson, Einar | | | 1784 | ISL | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Finnsson, Johann Arnar | | | 1754 | ISL | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Gudmundsson, Bjorgvin S | | | 1962 | ISL | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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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