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Individual Calculations September 2021 |
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| Arivoli, Sadhana Total change: -80.00 | |   |
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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 |
| 1279 | 1388 | 2.50 | 7 | -2.00 | 40 | -80.00 | |
|  Cheng, Claire | | | 1203 | USA | 0.00 | 1 | -0.74 | 40 | -29.60 | |  Ananth, Ananya | | | 1405 | USA | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Pham, Linda | | | 1254 | USA | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Kaur, Jind | c | | 1157 | USA | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Kanury, Riya A | | | 1322 | USA | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Gu, Crystal Jiuzho | | | 1380 | USA | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Marin Garrido, Carolina | | | 1233 | MEX | 0.50 | 1 | -0.21 | 40 | -8.40 | |
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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