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Individual Calculations September 2021 |
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| Bilodeau-Savaria, Sandy-Rose Total change: -26.40 | |   |
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| 2021 North American Youth Chess Championships - Girls Under 16 | Chicago, Illinois | USA | 2021-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1473 | 1338 | 1.00 | 5 | -0.66 | 40 | -26.40 | |
|  Parikh, Ananya Dev | | | 1614 | USA | 0.50 | 1 | 0.33 | 40 | 13.20 | |  Zhou, Chelsea | | | 1583 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | D`souza, Carina | | | 1302 | CAN | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Low, Beatrice | | | 1456 | USA | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Tsyganova, Margarita | | | 1412 | USA | 0.50 | 1 | 0.10 | 40 | 4.00 | |
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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