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Individual Calculations February 2019 |
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| Pessiridi, Christiana Total change: 10.40 | |   |
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| 2018 youth u16 team championship of Attica | ESSNA | GRE | 2018-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1156 | 1059 | 1.50 | 4 | -0.03 | 40 | -1.20 | |
|  Gkoritsas, Angelos | | | 1033 | GRE | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Gogoresis, Alexandros | | | 1184 | GRE | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Andriopoulou, Eleni | | | 1349 | GRE | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Chatzipetrou, Aikaterini | | | 1058 | GRE | 1.00 | 1 | 0.50 | 40 | 20.00 | |
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) | | | | 2019 Attica Team Championship - B Category rounds 1-3 | ESSNA | GRE | 2019-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1278 | 1059 | 1.00 | 3 | 0.29 | 40 | 11.60 | |
|  Kostelidou, Despoina | | | 1332 | GRE | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Giakoustidou, Ioanna | | | 1142 | GRE | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Lalou, Konstantina | | | 1360 | GRE | 1.00 | 1 | 0.85 | 40 | 34.00 | |
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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