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Individual Calculations May 2023 |
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| Xynidi, Areti Total change: -2.80 | |   |
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| 2023 Team Championship of Attica - POA rounds 4-9 | Attica | GRE | 2023-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1344 | 1072 | 1.00 | 4 | 0.10 | 40 | 4.00 | |
|  Nikitakis, Michail | | | 1376 | GRE | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Diamantidis, Nikolaos | | | 1239 | GRE | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Daniilidi, Dimitra Lydia | | | 1658 | GRE | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Tsomidis, Stefanos | | | 1101 | GRE | 1.00 | 1 | 0.54 | 40 | 21.60 | |
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 U12 girls | Peristeri | GRE | 2023-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1033 | 1072 | 1.50 | 3 | -0.17 | 40 | -6.80 | |
| | Sfyraki, Nikoleta Georgia | | | 1023 | GRE | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Panagiotopoulou, Nikoletta Christ | | | 1054 | GRE | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Christodoulou, Katerina | | | 1021 | GRE | 0.50 | 1 | -0.07 | 40 | -2.80 | |
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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