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Individual Calculations February 2019 |
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| Koutsouraki, Ariadni Total change: 22.80 | |   |
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| 2018 youth under 18 championships of ESSK - girls | ESSK | GRE | 2018-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1308 | 1409 | 4.00 | 5 | 0.93 | 40 | 37.20 | |
|  Karouzou, Melina Andomachi | | | 1066 | GRE | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Tsapaki, Asimenia | | | 1280 | GRE | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Foinikianaki, Stella | | | 1478 | GRE | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Matthaiaki, Nefeli | | | 1206 | GRE | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Ergazaki, Eirini | | | 1509 | GRE | 0.50 | 1 | 0.14 | 40 | 5.60 | |
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) | | | | 21st Greek Youth under 18 National Championship 2019 girls | Rethymno | GRE | 2019-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1371 | 1420 | 3.50 | 7 | -0.36 | 40 | -14.40 | |
| | Karavitaki, Evaggelia | | | 1763 | GRE | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Platsaki, Evgenia Valeria | | | 1031 | GRE | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Galani, Dimitra | | | 1483 | GRE | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Nikolaki, Dimitria | | | 1373 | GRE | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Foinikianaki, Stella | | | 1474 | GRE | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Chasouraki, Chrysi | | | 1094 | GRE | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Kaliontzaki, Argyro Evanthia | | | 1379 | GRE | 0.50 | 1 | -0.06 | 40 | -2.40 | |
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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