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Individual Calculations September 2021 |
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| Wisniowski, Natali Total change: -0.40 | |   |
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| 2021 North American Youth Chess Championships - Girls Under 18 | Chicago, Illinois | USA | 2021-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1844 | 1723 | 2.50 | 7 | -0.01 | 40 | -0.40 | |
|  Lee, Alice Teresa | | wc | 1994 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Benito De Leo, Estefania | | | 1651 | MEX | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Caballero, Alonso Alexa Amairanh | | | 1602 | MEX | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Hoesley, Aria | | | 1949 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Dommalapati, Aasa | | wc | 1713 | USA | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Zeng, Sheena | | wc | 2078 | USA | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Vittal, Sanjana | | wf | 1920 | USA | 0.00 | 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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