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Individual Calculations January 2016 |
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| Christidis, Savvas Total change: 50.80 | |   |
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| 2015 Spyros "Bikos Attica Cup" - B1 group | Attica | GRE | 2015-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 1816 | 4.00 | 5 | 1.37 | 20 | 27.40 | |
|  Bouboulis, Spyridon-Odysseys | | | 1864 | GRE | 0.50 | 1 | 0.07 | 20 | 1.40 | |  Papageorgiou, Ioannis | | | 1498 | GRE | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Androni, Konstantina | | | 1902 | GRE | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Efentakis, Nikolaos | | | 1928 | GRE | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Diatsintos, Apostolos | | | 1746 | GRE | 1.00 | 1 | 0.40 | 20 | 8.00 | |
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) | | | | Kappa 64 | Kallithea | GRE | 2015-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1632 | 1816 | 5.50 | 6 | 1.17 | 20 | 23.40 | |
| | Papathanasiou, Alexios | | | 1639 | GRE | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Vitanov, Nikolai | | | 1416 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ioannidis, Hristos | | | 1584 | GRE | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Florakis, Konstantinos | | | 1683 | GRE | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Alexiou, Dimitrios | | | 1671 | GRE | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Kozanitis, Evaggelos | | | 1799 | GRE | 1.00 | 1 | 0.48 | 20 | 9.60 | | | * 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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