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Individual Calculations July 2009 |
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| Koutsibos, Konstantinos Total change: -7.50 | |   |
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| 2009 Attica teams Ch C div. - stage 1 - Group 1 | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1848 | 1.00 | 4 | -0.38 | 25 | -9.50 | |
|  Lakafosis, Ioannis | | | 1930 | GRE | 0.00 | 1 | -0.39 | 25 | -9.75 | |  Sfougatakis, Nikolaos | | | 2002 | GRE | 1.00 | 1 | 0.71 | 25 | 17.75 | | | Doudaniotis, Dimitrios | | | 1942 | GRE | 0.00 | 1 | -0.37 | 25 | -9.25 | | | Pagonas, Kostantinos | | | 1973 | GRE | 0.00 | 1 | -0.33 | 25 | -8.25 | |
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) | | | | Attica Teams Cup | Attica | GRE | 2009-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1908 | 1848 | 0.50 | 1 | 0.08 | 25 | 2.00 | |
| | Koursaris, Nikolaos | | | 1908 | GRE | 0.50 | 1 | 0.08 | 25 | 2.00 | |
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) | | |
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