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Individual Calculations October 2023 |
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| Drucker, Jack Total change: 8.80 | |   |
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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 |
| 1819 | 1620 | 1.50 | 5 | 0.22 | 40 | 8.80 | |
|  Barretto, Ryan Sanjay | | | 1967 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Elgat, Adam | | | 1670 | USA | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Marciano, Orry Matthew | | | 1857 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Feng, Jay | | | 1738 | USA | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Abraham, John | | | 1861 | USA | 0.00 | 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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