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Individual Calculations February 2019 |
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| Siomos, Spyridon Total change: 7.20 | |   |
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| 2018 youth u16 team championship of Attica | ESSNA | GRE | 2018-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1219 | 1084 | 1.50 | 4 | 0.18 | 40 | 7.20 | |
|  Drydakis, Aristotelis | | | 1243 | GRE | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Chatzidakis, Iason Theodoros | | | 1048 | GRE | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Andriopoulou, Eleni | | | 1349 | GRE | 0.50 | 1 | 0.32 | 40 | 12.80 | |  Kosmetatos, Vasileios | | | 1236 | GRE | 0.50 | 1 | 0.20 | 40 | 8.00 | |
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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