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Individual Calculations June 2023 |
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| Lebioda-Dette, Kordula, Dr. Total change: 19.80 | |   |
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| 35. Ruhrhalbinsel-Open | Essen | GER | 2023-05-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2005 | 1681 | 1.50 | 4 | 0.99 | 20 | 19.80 | |
|  Grosser, Walter | | | 1974 | GER | 0.50 | 1 | 0.35 | 20 | 7.00 | |  Zagrabski, Kevin | | | 1949 | GER | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Struschka, Andreas | | | 2056 | GER | 1.00 | 1 | 0.91 | 20 | 18.20 | | | Ciornei, Dragos, Dr. | | | 2039 | GER | 0.00 | 1 | -0.10 | 20 | -2.00 | |
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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