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Individual Calculations May 2018 |
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| Polyzos, Ioannis Total change: 12.40 | |   |
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| 2018 Youth Championships of Attica - open U16 | ESSNA | GRE | 2018-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1417 | 1295 | 2.50 | 6 | 0.31 | 40 | 12.40 | |
|  Deligiannis, Christos Nikolaos | | | 1667 | GRE | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Drydakis, Aristotelis | | | 1101 | GRE | 1.00 | 1 | 0.25 | 40 | 10.00 | |  Kosmadakis, Panagiotis | | | 1551 | GRE | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Goridaris, Nikolaos | | | 1392 | GRE | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Kofkelis, Eleftherios | | | 1602 | GRE | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Zafeiropoulos, Fotios | | | 1190 | GRE | 0.50 | 1 | -0.14 | 40 | -5.60 | |
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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