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Individual Calculations June 2023 |
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| Kummerow, Heiko Total change: -28.20 | |   |
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| NRW-Liga 2 2022-2023 April 2023 | various | GER | 2023-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2273 | 2205 | 0.50 | 2 | -0.34 | 20 | -6.80 | |
|  Werrn, Pascal | | | 2100 | GER | 0.00 | 1 | -0.64 | 20 | -12.80 | |  Illner, Achim, Dr. | m | | 2446 | GER | 0.50 | 1 | 0.30 | 20 | 6.00 | |
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) | | | | 35. Ruhrhalbinsel-Open | Essen | GER | 2023-05-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 2182 | 4.50 | 7 | -1.07 | 20 | -21.40 | |
| | Nagl, Simon | | | 1782 * | GER | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Klein, Andreas | | | 1782 * | GER | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Struck, Lasse | | | 1946 | GER | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Diduh, Ihor | | | 2021 | UKR | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Tahashi-Knoche, Farzad, Dr. | | | 1979 | GER | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Bungarten, Jona | | | 2083 | GER | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Wenning, Niels | | | 1919 | GER | 0.50 | 1 | -0.32 | 20 | -6.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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