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Individual Calculations May 2023 |
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| Krefenstein, Sergej Total change: -17.20 | |   |
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| Berliner Einzel-Meisterschaft 2023 Qualifikationsturnier | Berlin | GER | 2023-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1851 | 2101 | 5.50 | 8 | -0.86 | 20 | -17.20 | |
|  Berndt, Ronald | | | 1724 | GER | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Jansen, Robert | | | 1809 | GER | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Held, Momme Fredrik | | | 1852 | GER | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Mertens, Richard | | | 1754 | GER | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Neuenbaeumer, Jan Holger | | | 1880 | GER | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Kretzschmar, Jan | | | 1785 | GER | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Verbitsky, Jaroslaw | | | 1901 | GER | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Stark, Ingo | | | 2106 | GER | 0.50 | 1 | 0.01 | 20 | 0.20 | |
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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