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Individual Calculations May 2023 |
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| Koehler, Christian Friedrich Total change: -5.60 | |   |
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| NRW-Viererpokal 2023 Vorrunde | various | GER | 2023-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2409 | 2190 | 0.50 | 1 | 0.28 | 20 | 5.60 | |
|  Wegerle, Joerg | m | | 2409 | GER | 0.50 | 1 | 0.28 | 20 | 5.60 | |
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) | | | | Offene internationale NRW-Einzelmeisterschaft 2023 | Krefeld | GER | 2023-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2045 | 2194 | 5.50 | 9 | -0.56 | 20 | -11.20 | |
|  Jarosch, Wolfram | | | 1794 * | GER | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sereda, Yaroslava | | | 1916 | GER | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Wenning, Niels | | | 1871 | GER | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Warnaar, Alisha | | | 1993 | NED | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Neumair, Jerome | | | 2051 | GER | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Vlasov, Igor | | | 1903 | GER | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Spitzl, Vinzent | f | | 2377 | GER | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Sunko, Sviatoslav | | | 2032 | GER | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Hausrath, Daniel | g | | 2466 | GER | 0.00 | 1 | -0.17 | 20 | -3.40 | | | * 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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