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Individual Calculations August 2023 |
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| Tzagarakis, Georgios Total change: -32.40 | |   |
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| 2nd Summer open Chess Square 2023 | Athens | GRE | 2023-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1403 | 1485 | 2.00 | 6 | -1.62 | 20 | -32.40 | |
|  Giatrakos, Orestis | | | 1884 | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Osmani, Sokol | | | 1227 | GRE | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Ntovas, Dimitrios | | | 1236 | GRE | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Mastichiadis, Emmanouil | | | 1085 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Poullas, Antonis | | | 1663 | GRE | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Perakaki, Makrina-Eirini | | | 1320 | GRE | 0.00 | 1 | -0.72 | 20 | -14.40 | | | * 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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