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Individual Calculations May 2011 |
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| Vlahos, Athanasios Total change: -6.30 | |   |
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| Attica Team Championship 2011 - Preliminaries of A' Category | Attiki | GRE | 2011-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1945 | 3.50 | 6 | 0.84 | 15 | 12.60 | |
|  Efthimiatos, Georgios | | | 2155 | GRE | 1.00 | 1 | 0.77 | 15 | 11.55 | |  Galanos, Dimitrios | | | 2012 | GRE | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Kordis, Konstantinos | | | 2183 | GRE | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Tsimboukidis, Anastasios | | | 1949 | GRE | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Koulaxouzidis, Georgios | | | 1858 | GRE | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Mavrikakis, Georgios | | | 1785 | GRE | 1.00 | 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) | | | | 14th open tournament of SO Aigaleo > 1500 - GROUP A' | Aigaleo - Athens | GRE | 2011-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1691 | 1945 | 4.00 | 7 | -1.53 | 15 | -22.95 | |
| | Rigas, Evangelos | | | 1582 | GRE | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Ladas, Dimitrios | | | 1699 | GRE | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Terzidaki, Alexandra | | | 1957 | GRE | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Vlastos, Alexandros | | | 1638 | GRE | 0.50 | 1 | -0.36 | 15 | -5.40 | | | Diatsintos, Ilias | | | 1609 | GRE | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Koutsogiannopoulou, Theodora | | | 1810 | GRE | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Bitsanis, Georgios | | | 1545 * | GRE | 0.50 | 1 | -0.42 | 15 | -6.30 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 111th Ambelokipi Open | Ambelokipi - Athens | GRE | 2011-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 1937 | 4.00 | 7 | 0.27 | 15 | 4.05 | |
| | Gikas, Vasilios | | | 1587 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Efkarpidis, Stylianos | | | 1595 | GRE | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Kosmas-Lekkas, Dimitiros | | | 2188 | GRE | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Koukoufikis, Ioannis | | | 1731 | GRE | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Papadimitriou, Loukas | | | 2114 | GRE | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Savoglou, Nikolaos | | | 1943 | GRE | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Ilandzis, Spyridon | | | 2134 | GRE | 0.00 | 1 | -0.25 | 15 | -3.75 | |
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) | | |
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