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Individual Calculations December 2018 |
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| Van Der Valk, Niklas Total change: -9.40 | |   |
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| Deutsche Schach-Amateurmeisterschaft 2018-2019 Q1 A | Koblenz-Lahnstein | GER | 2018-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2155 | 2148 | 1.50 | 4 | -0.47 | 20 | -9.40 | |
|  Koellner, Ruben Gideon | | | 2238 | GER | 0.00 | 1 | -0.38 | 20 | -7.60 | |  Melnikov, Alexander | | | 2128 | RUS | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Henrich, David | | | 2141 | GER | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Albrecht, Benjamin | | | 2112 | GER | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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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