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Individual Calculations May 2017 |
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| Dermatas, Marios Total change: 56.60 | |   |
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| 1st open "Synergasia" APO Kotinos | Athens | GRE | 2017-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1765 | 1488 | 3.00 | 6 | 1.92 | 20 | 38.40 | |
|  Panagiotopoulos, Vas | | | 1888 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Seferis, Georgios | | | 1635 | GRE | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Fakkas, Argiris | | | 1688 | GRE | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Efthimiou, Georgios | | | 1811 | GRE | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Giannelos, Stylianos | | | 1681 | GRE | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Kanellos, Dimitrios V. | | | 1888 * | GRE | 0.00 | 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) | | | | Easter Open Chess Square 2017 | Athens | GRE | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1761 | 1493 | 2.00 | 5 | 0.91 | 20 | 18.20 | |
| | Karagiannis, Athanasios | m | | 1893 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Barous, Theodoros | | | 1342 | GRE | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Karahisaridis, Vasilios | | | 1785 | GRE | 1.00 | 1 | 0.85 | 20 | 17.00 | | | Mylonas, Konstantinos | | | 1893 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Khurtsilava, Inga | | wg | 1893 * | GEO | 0.00 | 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) | | |
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