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Individual Calculations July 2019 |
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| Jonsson, Stefan G Total change: 109.20 | |   |
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| Icelandic Open 2019 | Akureyri | ISL | 2019-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1846 | 1568 | 4.50 | 9 | 2.73 | 40 | 109.20 | |
|  Barthel, Ansgar | | | 1968 * | GER | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Stefansson, Benedikt | | | 1423 | ISL | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Petursson, Gudni | | | 1968 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Pinto, Mark | f | | 1968 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Arnalds, Stefan | | | 1936 | ISL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Danielsson, Sigurdur | | | 1727 | ISL | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Finnsson, Johann Arnar | | | 1789 | ISL | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Olafsson, Smari | | | 1939 | ISL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Valtysson, Thor | | | 1896 | ISL | 1.00 | 1 | 0.87 | 40 | 34.80 | | | * 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) | | |
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