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Individual Calculations June 2019 |
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| Dereka, Konstantina Total change: -21.20 | |   |
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| 42nd Greek Girls under 20 Championship 2019 | Trikala | GRE | 2019-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1372 | 1522 | 4.00 | 7 | -0.53 | 40 | -21.20 | |
|  Tozarou, Ifigenia | | | 1122 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Mihailidou, Magdalini | | | 1797 | GRE | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Aivazian, Elpida Sofia | | | 1548 | GRE | 0.00 | 1 | -0.46 | 40 | -18.40 | | | Leontzakou, Stavroula Ioanna | | | 1122 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Strati, Betty - Anna | | | 1714 | GRE | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Bizoula, Nefeli Georgia | | | 1122 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Stratigi, Ioanna | | | 1177 | GRE | 1.00 | 1 | 0.11 | 40 | 4.40 | | | * 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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