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Individual Calculations April 2009 |
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| Ptacnikova, Lenka Total change: -5.85 | |   |
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| Reykjavik Championship 2009 | Reykjavik | ISL | 2009-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 2249 | 6.50 | 9 | -0.39 | 15 | -5.85 | |
|  Johannsdottir, Johanna Bjorg | | | 1899 | ISL | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Thorsteinsdottir, Hallgerdur | | | 1951 | ISL | 0.00 | 1 | -0.85 | 15 | -12.75 | | | Helgadottir, Sigridur Bjorg | | | 1899 | ISL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Magnusson, Patrekur Maron | | | 1904 | ISL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Sigurdsson, Pall | | | 1899 | ISL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Omarsson, Dadi | | | 2091 | ISL | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Olafsson, Thorvardur | | | 2182 | ISL | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Baldursson, Hrannar | | | 2081 | ISL | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Gretarsson, Hjorvar Steinn | | | 2279 | ISL | 0.00 | 1 | -0.46 | 15 | -6.90 | |
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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