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Individual Calculations January 2009 |
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| Sigurdsson, Jakob Saevar Total change: -11.85 | |   |
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| Gardabaer Championship 2008 | Gardabaer | ISL | 2008-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 1860 | 1.50 | 5 | -0.28 | 15 | -4.20 | |
|  Danielsen, Henrik | g | | 2210 | ISL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Kristinsson, Bjarni Jens | | | 1912 | ISL | 1.00 | 1 | 0.57 | 15 | 8.55 | |  Sigfusson, Sigurdur | f | | 2210 | ISL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Gudmundsson, Kjartan | | | 2004 | ISL | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Helgadottir, Sigridur Bjorg | | | 1595 | ISL | 0.00 | 1 | -0.82 | 15 | -12.30 | |
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) | | | | TR Champ 2008 C group | Reykjavik | ISL | 2008-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1881 | 1820 | 2.00 | 6 | -0.51 | 15 | -7.65 | |
| | Magnusson, Patrekur Maron | | | 1888 | ISL | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Petursson, Matthias | | | 1896 | ISL | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Eiriksson, Vikingur Fjalar | | | 1859 | ISL | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Jonsson, Olafur Gisli | | | 1887 | ISL | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Oskarsson, Aron Ingi | | | 1876 | ISL | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Jonsson, Sigurdur H | | | 1878 | ISL | 1.00 | 1 | 0.58 | 15 | 8.70 | |
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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