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Individual Calculations February 2018 |
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| Grafakou, Sotiria-Aphrodite Total change: 21.20 | |   |
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| 20th National Youth under 18 Championsip 2018 - girls | Chania | GRE | 2018-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1569 | 1632 | 5.50 | 9 | 0.53 | 40 | 21.20 | |
|  Aleiferi, Aikaterini | | | 1232 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Kalyva, Kyriaki | | | 1799 | GRE | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Karavitaki, Evaggelia | | | 1733 | GRE | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Koukouraki, Hrisi | | | 1264 | GRE | 0.50 | 1 | -0.40 | 40 | -16.00 | | | Orfanaki, Kalliopi | | | 1232 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kanteraki, Maria-Myrto | | | 1357 | GRE | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Tsivelekidou, Evgenia | | | 1974 | GRE | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Pramateftaki, Loukia | | | 1732 | GRE | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Hrysogelou, Athanasia-Panagiota | | | 1795 | GRE | 0.00 | 1 | -0.28 | 40 | -11.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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