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Individual Calculations July 2023 |
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| Alexiadis, Hristos Total change: 7.20 | |   |
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| 2023 Team Cup of Attica | Attica | GRE | 2023-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2152 | 2327 | 1.00 | 1 | 0.27 | 20 | 5.40 | |
|  Gazis, Efstathios | f | | 2152 | GRE | 1.00 | 1 | 0.27 | 20 | 5.40 | |
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) | | | | Athens chalenge 2023 | Athens | GRE | 2023-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1790 | 2327 | 2.00 | 2 | 0.09 | 20 | 1.80 | |
| | Stefos, Dimitrios | | | 1927 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kosma, Maria | | | 1653 | GRE | 1.00 | 1 | 0.01 | 20 | 0.20 | | | * 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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