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Individual Calculations January 2023 |
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| Lu, Yiding Total change: 19.60 | |   |
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| 2022 Washington Class Championships - Expert | Redmond, WA | USA | 2022-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1745 | 1957 | 4.50 | 6 | 0.10 | 40 | 4.00 | |
|  Nallabothula, Varin | | | 1707 | USA | 1.00 | 1 | 0.19 | 40 | 7.60 | |  Gupta, Anand | | | 1557 * | USA | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Liu, Erik | | | 1656 | USA | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Omori, Michael | | | 2031 | USA | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Gavrish, Leonid | | | 1954 | UKR | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Wei, James | | | 1565 | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 2022 Washington Junior Closed | Redmond, WA | USA | 2022-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1898 | 1906 | 3.00 | 5 | 0.39 | 40 | 15.60 | |
| | Jiang, Brandon | c | | 2201 | USA | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Min, Ryan | | | 1871 | USA | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Kona, Vidip | | | 1790 | USA | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Jammalamadaka, Vihaan | | | 1731 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Liu, Austin | | | 1895 | USA | 0.00 | 1 | -0.52 | 40 | -20.80 | |
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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