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Individual Calculations July 2009 |
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| Koutrakis, Stamatios Total change: -17.40 | |   |
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| Attica Teams Cup | Attica | GRE | 2009-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2103 | 1876 | 0.50 | 1 | 0.29 | 15 | 4.35 | |
|  Stefanidi, Maria-Anna | | wf | 2103 | GRE | 0.50 | 1 | 0.29 | 15 | 4.35 | |
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) | | | | 44th Individual Chess Championship of Piraeus 2009 | Piraeus | GRE | 2009-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2039 | 1930 | 0.00 | 4 | -1.45 | 15 | -21.75 | |
|  Sgouros, Apostolos | | | 2007 | GRE | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Sklavounos, Panayotis | | | 2022 | GRE | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Tsomis, Dimitrios | f | | 2206 | GRE | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Kampitsis, Vasilios | | | 1919 | GRE | 0.00 | 1 | -0.52 | 15 | -7.80 | |
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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