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Individual Calculations February 2023 |
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| Porth, Hartmut Total change: -12.40 | |   |
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| HSK-Weihnachtsopen 2022 | Hamburg | GER | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1940 | 2003 | 2.00 | 5 | -0.62 | 20 | -12.40 | |
|  Queisser, Jens | | | 1603 * | GER | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Brinkmann, Fabian | | | 2143 | GER | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Skibbe, Willi | f | | 2189 | GER | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Trisic, Aleksandar | | | 2286 | GER | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Laucht, Philipp | | | 1481 | GER | 0.50 | 1 | -0.47 | 20 | -9.40 | | | * 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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