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Individual Calculations April 2015 |
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| Arvanitis, Georgios Total change: -1.40 | |   |
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| 151th Open Ambelokipon | Athens - Ambelokipoi | GRE | 2015-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 1731 | 2.50 | 6 | -0.07 | 20 | -1.40 | |
|  Megalios, Konstantinos | | | 2131 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Ntovas, Dimitrios | | | 1337 | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sideris, Theodoros | | | 1928 | GRE | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Paraskevas, Georgios | | | 1620 | GRE | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Stergiou, Georgios | | | 1858 | GRE | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Kofinas, Hristos | | | 1852 | GRE | 0.00 | 1 | -0.34 | 20 | -6.80 | | | * 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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