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Individual Calculations April 2023 |
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| Rigou, Konstantina Total change: -45.60 | |   |
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| 2023 Attica Friendship Cup | Attica | GRE | 2023-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1042 | 1362 | 1.00 | 1 | 0.13 | 40 | 5.20 | |
|  Datsas, Panagiotis | | | 1042 | GRE | 1.00 | 1 | 0.13 | 40 | 5.20 | |
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 Team Championship of Attica - A Local rounds 1-5 | Attica | GRE | 2023-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1321 | 1362 | 1.50 | 5 | -1.27 | 40 | -50.80 | |
| | Kolpetinou, Kyriaki | | | 1114 | GRE | 0.00 | 1 | -0.81 | 40 | -32.40 | |  Sarantopoulou, Niki | | | 1316 | GRE | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Siamidou, Athina | | | 1173 | GRE | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Mavromoustakou, Kyriaki | | | 1392 | GRE | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Nikolaidou, Eleni | | | 1610 | GRE | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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) | | |
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