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Individual Calculations September 2009 |
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| Sigkounas, Alkis Total change: 85.75 | |   |
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| Atomiko Protathlima TESSDE 2009 | Igoumenitsa | GRE | 2009-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1786 | 1575 | 2.50 | 3 | 1.74 | 25 | 43.50 | |
|  Papageorgiou, Ioannis | | | 1925 | GRE | 1.00 | 1 | 0.89 | 25 | 22.25 | |  Xilogiannis, Dimitrios | | | 1605 | GRE | 1.00 | 1 | 0.54 | 25 | 13.50 | | | Basios, Athanasios | | | 1829 | GRE | 0.50 | 1 | 0.31 | 25 | 7.75 | |
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) | | | | 12th Greek Indiv. Champioship open U14 | Kallithea - Halkidiki | GRE | 2009-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1633 | 1575 | 2.00 | 3 | 0.68 | 25 | 17.00 | |
| | Liodakis, Konstantinos | | | 1881 | GRE | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Hnaras, Foivos | | | 1478 | GRE | 1.00 | 1 | 0.37 | 25 | 9.25 | | | Diasakos, Spyridon | | | 1539 | GRE | 1.00 | 1 | 0.45 | 25 | 11.25 | |
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 LEROS OPEN - ARTEMIS CUP 2009 | LEROS | GRE | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1924 | 1593 | 2.00 | 7 | 1.01 | 25 | 25.25 | |
| | Muhren, Bianca | | wg | 1993 * | NED | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Ikonomopoulou, Maria | | | 1993 * | GRE | 1.00 | 1 | 0.92 | 25 | 23.00 | | | Frandzeskakis, Kiriakos | | | 1993 * | GRE | 0.50 | 1 | 0.42 | 25 | 10.50 | | | Demuth, Markus | | | 1993 * | AUT | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Kotrotsos, Vasilios | f | | 1993 * | GRE | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Kountouris, Menelaos | | | 1704 | GRE | 0.50 | 1 | 0.15 | 25 | 3.75 | | | Hreppas, Ilias | | | 1796 | GRE | 0.00 | 1 | -0.24 | 25 | -6.00 | | | * 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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