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Individual Calculations January 2024 |
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| Koukidou, Ioanna Total change: -21.20 | |   |
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| 2023 youth U16 team championship of Attica | Attica | GRE | 2023-09-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1222 | 1121 | 1.00 | 4 | -0.59 | 40 | -23.60 | |
|  Tzempelikou, Christina | | | 1223 | GRE | 0.00 | 1 | -0.36 | 40 | -14.40 | |  Vyzantiadou, Anna Maria | | | 1116 | GRE | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Dalla, Maria Myrsini | | | 1534 | GRE | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Mavreli, Symela Maria | | | 1014 | GRE | 0.00 | 1 | -0.65 | 40 | -26.00 | |
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) | | | | LOW Ultima by ASOP Dias Nov 2023 | Athens | GRE | 2023-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1158 | 1136 | 1.00 | 2 | 0.06 | 40 | 2.40 | |
| | Tzortzatos, Ioannis | | | 1204 | GRE | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Tampakaki, Despoina | | | 1111 | GRE | 1.00 | 1 | 0.47 | 40 | 18.80 | |
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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