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Individual Calculations January 2009 |
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| Efthimiou, Georgios Total change: -9.00 | |   |
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| KAPPA-34 | KALLITHEA, ATHENS | GRE | 2008-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2060 | 1838 | 1.50 | 5 | 0.30 | 15 | 4.50 | |
|  Anairousis, Panagiotis | | | 2109 | GRE | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Galanos, Dimitrios | | | 2153 | GRE | 0.00 | 1 | -0.14 | 15 | -2.10 | |  Kostopoulos, Thomas | | | 1833 | GRE | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Girvalakis, Spyridon | | | 2016 | GRE | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Kostouros, Alexandros | | | 2188 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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) | | | | 90th Ambelokipi Open | Ambelokipi, Athens - Greece | GRE | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 1838 | 3.00 | 6 | 0.15 | 15 | 2.25 | |
| | Papapetropoulos, Periklis | | | 2058 | GRE | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Hajioannou, Dimos | | | 1519 | GRE | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Sfougatakis, Nikolaos | | | 2021 | GRE | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Kontos, Vasilios | | | 1629 | GRE | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Vazelakis, Dimitrios | | | 2089 | GRE | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Eleftheriou, Georgios | | | 1808 | GRE | 1.00 | 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) | | | | 10th Aegaleo Open 2008 | Aegaleo - Athens | GRE | 2008-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1823 | 1838 | 1.00 | 4 | -1.05 | 15 | -15.75 | |
| | Tepelenis, Nikolaos | | | 2156 | GRE | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Nikitidis, Theopistos | | | 1488 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Mbirlis, Hristos | | | 2021 | GRE | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Grigoriadis, Mihail | | | 1628 | GRE | 0.00 | 1 | -0.77 | 15 | -11.55 | |
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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