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Individual Calculations February 2023 |
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| Chang, Nathan Hsichen Total change: 45.60 | |   |
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| 11th annual Boston Chess Congress - Premier | Boston MA | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2076 | 1727 | 1.50 | 3 | 1.14 | 40 | 45.60 | |
|  Deatrick, Alexander | | | 2095 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Theil, Carey | | | 2158 | USA | 1.00 | 1 | 0.93 | 40 | 37.20 | | | Liu, Kelsey | | | 1974 | USA | 0.50 | 1 | 0.31 | 40 | 12.40 | |
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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