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Individual Calculations February 2023 |
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| Zhou, Ruoyu Total change: 25.20 | |   |
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| 32nd annual North American Open | Paradise, Nevada | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2066 | 1849 | 4.00 | 9 | 1.42 | 40 | 56.80 | |
|  Dukic, Zachary | f | | 2270 | CAN | 0.50 | 1 | 0.43 | 40 | 17.20 | |  Plotkin, Victor | f | | 2249 * | CAN | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Wan, Joseph Cheng-Yue | | | 2153 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Budisavljevic, Luka | g | | 2505 | SRB | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Welch, Mason Jeffery | | | 1592 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Wang, Alex Yuxuan | | | 2083 | USA | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Sathish, Pranav | | | 2049 | USA | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Bruha, Nicholas | | | 1984 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Jin, Jerry | | | 1709 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | * 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) | | | | 14th annual Golden State Open - Major | Concord, CA | USA | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1849 | 2.50 | 6 | -0.79 | 40 | -31.60 | |
| | Yang, Vincent | | | 1724 | USA | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Gopalakrishnan, Kritin Rohan | | | 1592 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Pullela, Sricharan | | | 2010 | USA | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Radermacher, Timothy | | | 1981 | USA | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Xia, Joshua | | | 1694 | USA | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Sripada, Havish | | | 1865 | USA | 0.00 | 1 | -0.48 | 40 | -19.20 | |
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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