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Individual Calculations May 2023 |
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| Chionidis, Charalampos Total change: -20.00 | |   |
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| 2023 Team Championship of Attica - B Category rounds 5-9 | Attica | GRE | 2023-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1143 | 1139 | 1.00 | 3 | -0.48 | 40 | -19.20 | |
|  Sfyraki, Nikoleta Georgia | | | 1023 | GRE | 1.00 | 1 | 0.34 | 40 | 13.60 | |  Kokkalis, Georgios Stef | | | 1224 | GRE | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Tzortzatos, Konstantinos | | | 1182 | GRE | 0.00 | 1 | -0.44 | 40 | -17.60 | |
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 Youth Championship of Attica U10 open | Peristeri | GRE | 2023-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1144 | 1139 | 1.50 | 3 | -0.02 | 40 | -0.80 | |
| | Papadopoulos, Vasileios G | | | 1006 | GRE | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Stergatos, Dimitrios | | | 1393 | GRE | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Danezis, Prodromos | | | 1032 | GRE | 0.50 | 1 | -0.15 | 40 | -6.00 | |
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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