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Individual Calculations June 2023 |
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| Wittkowski, Ralf Total change: -31.20 | |   |
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| 10. Potsdamer Sommeropen | Potsdam | GER | 2023-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1646 | 0.50 | 4 | -0.78 | 40 | -31.20 | |
|  Schilling, Florian | | | 1855 | GER | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Vennemann, Juergen | | | 1861 | GER | 0.00 | 1 | -0.23 | 40 | -9.20 | |  Sandler, Lieven | | | 1442 | GER | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Lippert, Daniel | | | 2086 | GER | 0.00 | 1 | -0.06 | 40 | -2.40 | |
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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