Individual Calculations March 2023 |
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Zhou, David Total change: 8.00 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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2023 Washington State Championship - Premier | Redmond, WA | USA | 2023-02-11 |
Rc | Ro | w | n | change | K | K*chg | Game |
1866 | 1963 | 6.00 | 9 | 0.40 | 20 | 8.00 | |
| Rozenfeld, Yevgeniy | | | 1917 | USA | 0.00 | 1 | -0.56 | 20 | -11.20 | | Frantz, Joseph | | | 1908 | USA | 0.00 | 1 | -0.58 | 20 | -11.60 | | Liu, Austin | | | 1869 | USA | 1.00 | 1 | 0.37 | 20 | 7.40 | | Kona, Vidip | | | 1712 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | | Lu, Yiding | | | 1854 | USA | 1.00 | 1 | 0.35 | 20 | 7.00 | | Willy, Stephen | | | 2017 | USA | 1.00 | 1 | 0.58 | 20 | 11.60 | | Wang, Ted | | | 1868 | USA | 0.00 | 1 | -0.63 | 20 | -12.60 | | Pisan, Kai | | | 1652 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | | Bian, Erin | | wf | 1994 | USA | 1.00 | 1 | 0.54 | 20 | 10.80 | | 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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