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Individual Calculations February 2023 |
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| Kahlert, Stefan Total change: -85.20 | |   |
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| Bremer Silvester Open 2022 A | Bremen | GER | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2015 | 1952 | 2.50 | 7 | -0.46 | 40 | -18.40 | |
|  Cofmann, Veaceslav | f | | 2269 | GER | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Koppe, Connor | | | 1793 | GER | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Gebur, Thomas | | | 1846 | GER | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Giel, Olaf | | | 2139 | GER | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Gieseler, Felix | | | 1937 | GER | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Hart, Alexander | | | 1999 | SWE | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Wiley, Tom E | f | | 2125 | ENG | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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) | | | | Deutsche Schach-Amateurmeisterschaft 2022-2023 Q3 C | Bad Wildungen | GER | 2023-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1771 | 1952 | 2.00 | 5 | -1.67 | 40 | -66.80 | |
| | Sydykov, Bayastan | | | 1681 | KGZ | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Wijono, Santoso | | | 1768 | NED | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Oberling, Mario | | | 1839 | GER | 0.00 | 1 | -0.65 | 40 | -26.00 | | | Albert, Gerhard | | | 1806 | GER | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Rehbein, Ullrich | | | 1762 | GER | 0.50 | 1 | -0.25 | 40 | -10.00 | |
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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