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Individual Calculations September 2021 |
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| Matus, Nastassja A Total change: -35.60 | |   |
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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 |
| 1807 | 1906 | 4.00 | 8 | -0.89 | 40 | -35.60 | |
|  Carrillo Aguayo, Bertha Hiromi | | | 1604 | MEX | 0.00 | 1 | -0.85 | 40 | -34.00 | |  Zeng, Sheena | | wc | 2078 | USA | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Mendoza Recio, Josselyne | | | 1552 | MEX | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Benito De Leo, Estefania | | | 1651 | MEX | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Prasanna, Gracy Franco | | | 1897 | USA | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Kumar, Arya | | | 1804 | USA | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Hoesley, Aria | | | 1949 | USA | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Ehsani, Yassamin | | wf | 1923 | USA | 0.00 | 1 | -0.48 | 40 | -19.20 | |
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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