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Individual Calculations January 2019 |
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| Kosmidis, Ioannis Total change: 10.80 | |   |
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| 1st open Christmas tournament 2018 - A group | Volos | GRE | 2018-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 2069 | 4.00 | 6 | 0.54 | 20 | 10.80 | |
|  Kranas, Marios | | | 1669 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Tzamtzis, Konstantinos | | | 1818 | GRE | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Draci, Robert | | | 2180 | GRE | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Angelis, Mihail | | | 2161 | GRE | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Papakonstantinou, Dimitrios | | | 2308 | GRE | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Koutsogiannopoulou, Theodora | | wc | 1816 | GRE | 0.00 | 1 | -0.81 | 20 | -16.20 | | | * 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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