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Individual Calculations July 2009 |
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| Haldaiakis, Vasilios Total change: 4.80 | |   |
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| Team Cup Attica Friendship 2009 "NIKOS STROFALIS" | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1829 | 1788 | 1.50 | 3 | 0.18 | 15 | 2.70 | |
|  Papageorgiou, Dimitrios | | | 1799 | GRE | 1.00 | 1 | 0.52 | 15 | 7.80 | |  Koutsogiannis, Efthymios | | | 1865 | GRE | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Hatzipapas, Theodoros | | | 1824 | GRE | 0.00 | 1 | -0.45 | 15 | -6.75 | |
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 |
| 1893 | 1788 | 0.50 | 1 | 0.14 | 15 | 2.10 | |
| | Iliopoulos, Rigas | | | 1893 | GRE | 0.50 | 1 | 0.14 | 15 | 2.10 | |
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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