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Individual Calculations October 2021 |
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| Kosma, Maria Total change: -9.20 | |   |
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| 2021 junior U20 National Championship - girls | Trikala | GRE | 2021-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1317 | 1279 | 3.00 | 7 | -0.23 | 40 | -9.20 | |
|  Apostolidou, Eleni | | | 1406 | GRE | 0.50 | 1 | 0.17 | 40 | 6.80 | |  Platsaki, Evgenia Valeria | | | 1220 | GRE | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Kontogianni, Vasiliki (vivian) | | | 1209 | GRE | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Apostolakaki, Evangelia | | | 1626 | GRE | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Papadopoulou, Marilena | | | 1374 | GRE | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Koukoumpi, Athanasia | | | 1124 | GRE | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Kaliontzaki, Argyro Evanthia | | | 1257 | GRE | 0.50 | 1 | -0.03 | 40 | -1.20 | |
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) | | |
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