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Individual Calculations October 2023 |
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| Abraham, John Total change: 26.00 | |   |
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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 |
| 1844 | 1861 | 4.50 | 7 | 0.65 | 40 | 26.00 | |
|  Pjevic, Dario | | | 1776 | USA | 1.00 | 1 | 0.38 | 40 | 15.20 | |  Sax, Robert David | | | 1609 | USA | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Wisniowski, Natalie | | wc | 1896 | USA | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Yesuntumur, Tugstumur | f | | 2385 | MGL | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Murray, William | | | 1825 | USA | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Starkman, Eric | | | 1795 | USA | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Drucker, Jack | | | 1620 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | |
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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