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Individual Calculations September 2023 |
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| Kozik, Andreas Total change: -8.60 | |   |
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| 17. Lessing-Open 2023 | Wolfenbuettel | GER | 2023-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1846 | 1921 | 2.50 | 5 | -0.43 | 20 | -8.60 | |
|  Stepanjan, Marianne | | | 1580 | GER | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Lau, Udo | | | 2109 | GER | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Nizamova, Rita | | | 1754 | GER | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Hohlbein, Michael | | | 2023 | GER | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Ruddat, Jarne | | | 1763 | GER | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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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