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Individual Calculations February 2023 |
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| Gruendker, Jona Total change: -18.40 | |   |
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| Krefelder Weihnachtsopen 2022 | Krefeld | GER | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1601 | 0.50 | 4 | -0.46 | 40 | -18.40 | |
|  Quinones-Maletti, Julio Guillermo | | | 2049 | DEN | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Burkhardt, Jan | | | 1701 | GER | 0.50 | 1 | 0.14 | 40 | 5.60 | |  Lettko, Michael | | | 1687 | GER | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Schreiner, Paulo | | | 1891 | BRA | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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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