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Individual Calculations July 2023 |
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| Katsogiannis, Rafail Total change: -21.20 | |   |
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| Athens chalenge 2023 | Athens | GRE | 2023-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1533 | 1132 | 0.00 | 4 | -0.53 | 40 | -21.20 | |
|  Tzortzatos, Dimosthenis Panagiot | | | 1866 | GRE | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Perrakis, Polychronis | | | 1561 | GRE | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Stergatos, Dimitrios | | | 1406 | GRE | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Michail, Konstantinos | | | 1297 | GRE | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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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