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Individual Calculations January 2018 |
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| Polychronakis, Aristotelis Total change: -24.00 | |   |
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| Youth under 16 Team Championship of Attica 2017 | ESSNA | GRE | 2017-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1317 | 1154 | 1.00 | 2 | 0.32 | 40 | 12.80 | |
|  Reppas, Christos | | | 1079 | GRE | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Hrysogelou, Athanasia-Panagiota | | | 1554 * | GRE | 0.00 | 1 | -0.08 | 40 | -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) | | | | 1st Autumn tournament of SO Korydallou 2017 | Korydallos | GRE | 2017-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1167 | 1154 | 1.50 | 5 | -0.92 | 40 | -36.80 | |
|  Sachpatzidis, Charalampos | | | 1355 | GRE | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Karagiannidou, Amalia Georgia | | | 1151 | GRE | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Tsampoulis, Panagiotis | | | 1036 | GRE | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Tsampouli, Vasiliki | | | 1051 | GRE | 0.00 | 1 | -0.64 | 40 | -25.60 | | | Bakas, Michail | | | 1243 | GRE | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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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