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Individual Calculations June 2013 |
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| Vigfusson, Vigfus Total change: -4.95 | |   |
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| Gentlefolks Tournament 2013 | Reykjavik | ISL | 2013-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1920 | 1988 | 4.50 | 7 | 0.43 | 15 | 6.45 | |
|  Ontiveros, John | | | 1678 | ISL | 1.00 | 1 | 0.14 | 15 | 2.10 | |  Jonsson, Olafur Gisli | | | 1882 | ISL | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Sigurjonsson, Siguringi | | | 1959 | ISL | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Bjarnason, Saevar | m | | 2132 | ISL | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Valdimarsson, Einar | | | 1849 | ISL | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Fridthjofsdottir, Sigurl. Regina | | | 1716 | ISL | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Olafsson, Thorvardur | | | 2225 | ISL | 0.00 | 1 | -0.20 | 15 | -3.00 | |
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) | | | | Hellir Rating Tournament | Reykjavik | ISL | 2013-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1756 | 1990 | 1.50 | 3 | -0.76 | 15 | -11.40 | |
| | Kolka, Dawid | | | 1657 | ISL | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Ragnarsson, Dagur | | | 2021 | ISL | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Steinthorsson, Felix | | | 1590 * | ISL | 0.50 | 1 | -0.42 | 15 | -6.30 | | | * 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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