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Individual Calculations January 2023 |
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| Treger, Yefim Total change: -22.00 | |   |
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| 37th annual Eastern Open - Premier | Arlington, VA | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1912 | 2.00 | 6 | -1.10 | 20 | -22.00 | |
|  Dedona, Mark | | | 1685 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Muthukumar, Haari | | | 1828 | USA | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Schenk, Sam | | | 1805 | USA | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Leon Oquendo, Jorge | f | | 2376 | CUB | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Wu, William | | | 2021 | USA | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Diao, Matthew Guo | | | 1810 | USA | 0.00 | 1 | -0.64 | 20 | -12.80 | |
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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