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Individual Calculations April 2017 |
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| Kostouros, Alexandros Total change: -8.40 | |   |
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| 2017 Team Championship ESSN Attikis - C Category | Attica | GRE | 2017-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1846 | 2090 | 2.00 | 3 | -0.35 | 20 | -7.00 | |
|  Nikolaidis, Georgios | | | 1690 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Dionysopoulos, Zacharias | | | 1862 | GRE | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Pertzinidis, Ilias | | | 1986 | GRE | 1.00 | 1 | 0.36 | 20 | 7.20 | | | * 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) | | | | 9th open PS Peristeriou 2017 | Peristeri | GRE | 2017-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1690 | 2090 | 6.50 | 7 | 0.06 | 20 | 1.20 | |
| | Magiati, Elisavet | | | 1690 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fragkos, Vasileios | | | 1690 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kontopanagos, Ioannis | | | 1690 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Skiadopoulou, Afroditi-Lelouda | | | 1690 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Barous, Theodoros | | | 1690 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Vitanov, Nikolai | | | 1690 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Filippidis, Ioannis | | | 1690 * | GRE | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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) | | | | 1st under 1600 tournament PS Peristeriou 2017 | Peristeri | GRE | 2017-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1778 | 2090 | 5.00 | 6 | -0.13 | 20 | -2.60 | |
| | Tourkolias, Dimitrios | | | 1694 | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kofinas, Hristos | | | 1847 | GRE | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Georgakopoulos, Vasilios | | | 1879 | GRE | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Efthimiou, Georgios | | | 1811 | GRE | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Ntaifas, Ioannis | | | 1749 | GRE | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Kokondylis, Stylianos | | | 1690 * | GRE | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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