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Individual Calculations July 2009 |
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| Ingason, Sigurdur Total change: -7.80 | |   |
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| Icelandic Team Champ div 2 | Akureyri | ISL | 2009-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1879 | 1949 | 1.00 | 1 | 0.40 | 15 | 6.00 | |
|  Jonsson, Sigurdur H | | | 1879 | ISL | 1.00 | 1 | 0.40 | 15 | 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) | | | | Reykjavík Open | Reykjavík | ISL | 2009-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1965 | 1949 | 3.00 | 8 | -0.92 | 15 | -13.80 | |
| | Thorfinnsson, Bragi | m | | 2299 | ISL | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Moskow, Eric | | | 2225 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Halldorsson, Gudmundur | | | 2248 | ISL | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Gardarsson, Hordur | | | 1951 | ISL | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Helgadottir, Sigridur Bjorg | | | 1645 | ISL | 0.00 | 1 | -0.86 | 15 | -12.90 | | | Palsson, Svanberg Mar | | | 1719 | ISL | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Sigurjonsson, Siguringi | | | 1905 | ISL | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Johannsdottir, Johanna Bjorg | | | 1724 | ISL | 1.00 | 1 | 0.22 | 15 | 3.30 | |
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) | | |
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