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Individual Calculations February 2018 |
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| Seferis, Georgios Total change: 8.20 | |   |
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| Christmas Open APO Kotinos 2017 | ATHENS | GRE | 2017-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1575 | 1659 | 4.50 | 7 | 0.41 | 20 | 8.20 | |
|  Kapnaki, Charikleia | | | 1259 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kasioumis, Vasilios | | | 1943 | GRE | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Georgiadis, Panagiotis | | | 1509 | GRE | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Theodoulidis, Vasilios | | | 1721 | GRE | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Andriopoulou, Eleni | | | 1259 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sienczewski, Zbigniew | | | 1967 | POL | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Pagalis, Georgios | | | 1370 | GRE | 1.00 | 1 | 0.16 | 20 | 3.20 | | | * 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) | | |
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