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Individual Calculations February 2019 |
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| Eftimakis, Dimitros Total change: -9.60 | |   |
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| 2nd Christmas open S Bikos - D Maragkoudakis Memorial 2018 | Athens | GRE | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1857 | 2066 | 5.50 | 7 | 0.50 | 20 | 10.00 | |
|  Troupis, Georgios-Dimitrios | | | 1666 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Soukarie, Zorz | | | 1666 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Theodoridis, Stefanos | | | 1666 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Girvalakis, Spyridon | | | 1925 | GRE | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Grigoriadis, Alexandros | m | | 2197 | GRE | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Karagiannis, Athanasios | m | | 2210 | GRE | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Strati, Betty - Anna | | | 1668 | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | 4th New Year's open PS Peristeriou Antonis Bellos | Peristeri | GRE | 2019-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1697 | 2066 | 3.50 | 5 | -0.98 | 20 | -19.60 | |
| | Aretoulakis, Sotirios Paris | | | 1666 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Papadakis, Ioannis Man | | | 1666 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kosmadakis, Panagiotis | | | 1666 * | GRE | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Mourelatos, Spyridon | | | 1666 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fragkos, Vasileios | | | 1822 | GRE | 0.50 | 1 | -0.30 | 20 | -6.00 | | | * 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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