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Individual Calculations July 2018 |
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| Petraki, Evaggelia Total change: -26.20 | |   |
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| 7th open SO Polichnis Nikos Novidis memorial 2018 - A group | Thessaloniki | GRE | 2018-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1784 | 1840 | 1.50 | 5 | -1.31 | 20 | -26.20 | |
|  Giannoulaki, Ermofili | | | 1440 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Dorfanis, Ilarion | | | 2177 | GRE | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Papasimakopoulos, Alexandros | | | 2221 | GRE | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Fotiadis, Alexandros | | | 1440 * | GRE | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Gioras, Ioannis | | | 1640 | GRE | 0.00 | 1 | -0.76 | 20 | -15.20 | | | * 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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