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Individual Calculations March 2023 |
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| Pisan, Kai Total change: -20.40 | |   |
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| 2023 Washington President's Cup | Seattle, WA | USA | 2023-02-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1609 | 1652 | 1.50 | 3 | -0.18 | 40 | -7.20 | |
|  Han, Shuyi | | | 1488 | USA | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Gavrysh, Leonid | | | 1883 | UKR | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Razmov, Gabriel | | | 1455 | USA | 1.00 | 1 | 0.25 | 40 | 10.00 | |
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) | | | | 2023 Washington State Championship - Premier | Redmond, WA | USA | 2023-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1900 | 1652 | 1.50 | 9 | -0.33 | 40 | -13.20 | |
| | Liu, Austin | | | 1869 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | |  Lu, Yiding | | | 1854 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Wang, Ted | | | 1868 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Bian, Erin | | wf | 1994 | USA | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Frantz, Joseph | | | 1908 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Kona, Vidip | | | 1712 | USA | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Willy, Stephen | | | 2017 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Zhou, David | | | 1963 | CAN | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Rozenfeld, Yevgeniy | | | 1917 | USA | 0.50 | 1 | 0.32 | 40 | 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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