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Individual Calculations April 2009 |
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| Siomos, Nikolaos Total change: 14.10 | |   |
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| 2009 Attica teams Ch. A' local div. - Group 1 | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1818 | 1828 | 3.00 | 4 | 0.94 | 15 | 14.10 | |
|  Samiotis, Vasilios | | | 1787 | GRE | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Papathanasiou, Ioannis | | | 1833 | GRE | 1.00 | 1 | 0.51 | 15 | 7.65 | |  Koumpenas, Mihail | | | 2024 | GRE | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Lois, Spyridon | | | 1629 | GRE | 1.00 | 1 | 0.24 | 15 | 3.60 | |
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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