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Individual Calculations March 2011 |
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| Vlahos, Athanasios Total change: -8.25 | |   |
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| 2010 Team Ch Bikos Cup - Group A | Attiki | GRE | 2010-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2049 | 1969 | 2.00 | 6 | -0.36 | 15 | -5.40 | |
|  Koerant, Filipos | | | 1996 | GRE | 1.00 | 1 | 0.54 | 15 | 8.10 | |  Panagiotopoulos, Vas | | | 2020 | GRE | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Papapetropoulos, Periklis | | | 2089 | GRE | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Festas, Georgios | | | 2111 | GRE | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Karahisaridis, Vasilios | | | 1926 | GRE | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Iordanidou, Zoi | | | 2152 | GRE | 0.00 | 1 | -0.26 | 15 | -3.90 | |
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) | | | | 1st Fischer memorial - SO Ambelokipon | Ambelokipi - Athens | GRE | 2011-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 1945 | 4.50 | 7 | -0.19 | 15 | -2.85 | |
| | Grafakou, Sotiria-Aphrodite | | | 1545 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Sienczewski, Zbigniew | | | 2185 | POL | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Delithanasis, Dimitrios | | | 2238 | GRE | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Tantaroudas- Papaspyrou, Harilao | | | 1545 * | GRE | 0.50 | 1 | -0.42 | 15 | -6.30 | | | Patrinos, Ilias | | | 1681 | GRE | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Ifandis, Andreas | | | 1678 | GRE | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Vlastos, Alexandros | | | 1638 | GRE | 1.00 | 1 | 0.14 | 15 | 2.10 | | | * 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) | | |
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