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Individual Calculations September 2021 |
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| Fausto, Aliana Total change: 1.60 | |   |
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| 2021 North American Youth Chess Championships - Girls Under 12 | Chicago, Illinois | USA | 2021-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1328 | 1226 | 1.50 | 4 | 0.04 | 40 | 1.60 | |
|  Ananth, Ananya | | | 1405 | USA | 0.50 | 1 | 0.23 | 40 | 9.20 | |  Cheng, Claire | | | 1203 | USA | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Gu, Crystal Jiuzho | | | 1380 | USA | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Kanury, Riya A | | | 1322 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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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