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Individual Calculations February 2022 |
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| Berkemer, Rainer, Dr. Total change: -10.20 | |   |
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| 45. Weihnachtsopen Zurich Allgemein | Zurich | SUI | 2021-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1681 | 1776 | 2.50 | 5 | -0.51 | 20 | -10.20 | |
|  Ghisla, Ireneo | | | 1413 | SUI | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Pellicoro, Nathalie | | | 1835 | SUI | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Tschopp, Olivier | | | 1900 | SUI | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Motoyama, Wesley Winsen | | | 1495 | FRA | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Tureshbayev, Anuar | | | 1762 | FRA | 0.00 | 1 | -0.52 | 20 | -10.40 | |
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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