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Individual Calculations November 2021 |
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| He, Henry Total change: -8.40 | |   |
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| 89th Massachusetts Open | Quincy, Massachusetts | USA | 2021-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1867 | 1760 | 2.00 | 6 | -0.21 | 40 | -8.40 | |
|  Hoy, Andrew | | | 1998 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Carey, Michael P | | | 1892 | USA | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Wu, Sibo | | | 2090 | CHN | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Zhou, David Tianyi | | | 1894 | USA | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Li, Justin Y | | | 1590 | USA | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Xu, Bernie | | | 1739 | USA | 0.00 | 1 | -0.53 | 40 | -21.20 | |
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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