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Individual Calculations October 2023 |
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| Heller, Jack Total change: 4.80 | |   |
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| 2023 Illinois Open State Championship - Open section | Northbrook, IL | USA | 2023-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1742 | 1981 | 2.50 | 3 | 0.12 | 40 | 4.80 | |
|  Murray, William | | | 1825 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | |  Dmitriev, Andrey | | | 1743 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Zhang, Justin Weicheng | | | 1659 | USA | 0.50 | 1 | -0.37 | 40 | -14.80 | |
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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