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Individual Calculations May 2023 |
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| Kioseoglou, Foteini Total change: 7.20 | |   |
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| 2023 Youth Championship of Attica U14 girls | Peristeri | GRE | 2023-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1268 | 1221 | 1.50 | 3 | 0.18 | 40 | 7.20 | |
|  Kollia, Evgenia | | | 1162 | GRE | 0.50 | 1 | -0.08 | 40 | -3.20 | |  Toumpakari, Maria | | | 1410 | GRE | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Orfanidou, Anastasia | | | 1231 | GRE | 1.00 | 1 | 0.51 | 40 | 20.40 | |
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) | | |
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