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Individual Calculations July 2023 |
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| Sun, Sophia Total change: 24.40 | |   |
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| 32nd annual Chicago Open - U2100 Section | Wheeling, IL | USA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1437 | 1.50 | 4 | 0.61 | 40 | 24.40 | |
|  Gelman, Jeffrey A | | | 1380 | USA | 1.00 | 1 | 0.42 | 40 | 16.80 | |  Tsogtsaikhan, Saikhanchimeg | | | 1989 | MGL | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Zhang, Kylie | | | 1834 | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dmitriev, Andrey | | | 1680 | USA | 0.50 | 1 | 0.30 | 40 | 12.00 | |
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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