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Individual Calculations September 2021 |
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| Xia, Brandon Yang Total change: -43.20 | |   |
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| 26th Annual Pacific Coast Open - Premier | Van Nuys, California | USA | 2021-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1929 | 2103 | 2.50 | 5 | -1.08 | 40 | -43.20 | |
|  Zhang, Nathaniel Albion | | | 1900 | USA | 1.00 | 1 | 0.24 | 40 | 9.60 | |  Petrosyan, Alexander | | | 1899 | ARM | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Salik, Serkan | | | 2021 | USA | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Krishnakumar, Sriram | c | | 2035 | USA | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Liang, Yu-Cheng | | | 1790 | USA | 0.50 | 1 | -0.36 | 40 | -14.40 | |
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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