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Individual Calculations June 2023 |
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| Kefalis, Hristos Total change: -19.60 | |   |
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| 2023 Team Championship of Attica - A Local rounds 6-9 | Attica | GRE | 2023-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1943 | 2052 | 1.50 | 4 | -0.98 | 20 | -19.60 | |
|  Kefalas, Spyridon | | | 1987 | GRE | 0.00 | 1 | -0.59 | 20 | -11.80 | |  Spartinos, Pantelis | | | 1652 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Stefanopoulos, Orestis | f | | 2041 | GRE | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Nikomanis, Andreas | | | 2091 | GRE | 0.00 | 1 | -0.45 | 20 | -9.00 | | | * 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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