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Individual Calculations September 2009 |
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| Sigalas, Frangiskos Total change: 3.75 | |   |
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| Ikaros Chess Festival 2009 | 2009 Aegean Open Championship | GRE | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2223 | 2259 | 4.50 | 8 | 0.25 | 15 | 3.75 | |
|  Avgitidis, Isaak | | | 1859 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Mista, Aleksander | g | | 2568 | POL | 0.50 | 1 | 0.36 | 15 | 5.40 | |  Bobras, Piotr | g | | 2568 | POL | 0.50 | 1 | 0.36 | 15 | 5.40 | | | Tsifanskaya, Ludmila A | | wm | 2113 | ISR | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Kontos, Vasilios | | | 1859 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Vucic, Mladen | m | | 2358 | USA | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Koepke, Christian | f | | 2374 | GER | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Grapsa, Georgia | | | 2083 | GRE | 0.50 | 1 | -0.23 | 15 | -3.45 | | | * 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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