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Individual Calculations January 2019 |
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| Apergis, Vasileios Total change: -19.20 | |   |
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| Under 1900 Athens Challenge Autumn 2018 | Heraklio Attikis | GRE | 2018-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1329 | 1191 | 1.00 | 4 | -0.48 | 40 | -19.20 | |
|  Ter Gevorkian, Edouardos | | | 1591 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kouinelis, Thomas | | | 1130 | GRE | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Bichakis, Michail | | | 1005 | GRE | 1.00 | 1 | 0.26 | 40 | 10.40 | |  Skoufas, Georgios | | | 1591 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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