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Individual Calculations December 2021 |
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| Badredin, Panagiotis Total change: -9.00 | |   |
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| Sunday's open plus30 Chess Square 2021 new dates | Athens | GRE | 2021-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1864 | 3.50 | 6 | -0.45 | 20 | -9.00 | |
|  Samaha, Elias | | | 1464 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ilandzis, Spyridon | | | 2106 | GRE | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Papahristoudis, Anastasios | | | 1863 | GRE | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Tourkolias, Dimitrios | | | 1471 | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Stergiou, Georgios | | | 1679 | GRE | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Papadimitriou, Ioannis Z. | | | 1740 | GRE | 1.00 | 1 | 0.33 | 20 | 6.60 | | | * 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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