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Individual Calculations August 2023 |
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| Bien, Stefan Total change: 3.80 | |   |
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| 28. Bad Bertricher Schachtage 2023 Seniorenturnier over 50 | Bad Bertrich | GER | 2023-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1955 | 2027 | 5.50 | 9 | 0.19 | 20 | 3.80 | |
|  Schwichtenberg, Juergen | | | 1681 | GER | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Duijker, Bert | | | 1844 | NED | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Choong, Liong-On Mark | c | | 1884 | SGP | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Westerinen, Heikki M.j. | g | | 2239 | FIN | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Ritter, Uwe | | | 1872 | GER | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Goris, Ton | | | 1915 | NED | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Johnsen, Gunnar | | | 2095 | NOR | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Hassenrueck, Helmut | | | 2162 | GER | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Wegemund, Hubert | | | 1902 | GER | 0.50 | 1 | -0.17 | 20 | -3.40 | |
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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