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Individual Calculations April 2023 |
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| Charalampidis, Vasilios Total change: 28.60 | |   |
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| 2023 Attica Friendship Cup | Attica | GRE | 2023-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1685 | 1420 | 1.00 | 1 | 0.82 | 20 | 16.40 | |
|  Panagopoulos, Georgios | | | 1685 | GRE | 1.00 | 1 | 0.82 | 20 | 16.40 | |
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) | | | | 2023 Team Championship of Attica - C Category rounds 1-5 | Attica | GRE | 2023-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1778 | 1420 | 1.00 | 3 | 0.61 | 20 | 12.20 | |
|  Psathakis, Ioannis | | | 1615 | GRE | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Avagianos, Simeon | | | 1949 | GRE | 0.50 | 1 | 0.47 | 20 | 9.40 | | | Lymperopoulos, Georgios | | | 1771 | GRE | 0.50 | 1 | 0.39 | 20 | 7.80 | |
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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