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Individual Calculations July 2023 |
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| Zhou, Ruoyu Total change: -12.40 | |   |
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| 2023 1000GM Memorial Day Open | Sunnyvale, CA | USA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1952 | 1874 | 3.00 | 6 | 0.57 | 40 | 22.80 | |
|  Bacus, Dharim Cubero | f | | 2158 | PHI | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Xia, Joshua | | | 1841 | USA | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Nathan, Nitish Sg | c | | 2070 | USA | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Das, Rohan | | | 1925 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Wong, Andrew Yun | | | 1867 | USA | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Hao, Max | | | 1850 | USA | 1.00 | 1 | 0.47 | 40 | 18.80 | |
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) | | | | 2023 National Open | Las Vegas, NV | USA | 2023-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 1874 | 1.50 | 6 | -0.88 | 40 | -35.20 | |
| | Chambers, Ezra | f | | 2321 | BDI | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Gardezi, Arsal | | | 2093 | USA | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Senft, Sean | | | 2081 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Chandi, Ishnoor | | | 1708 | USA | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Seshadri, Sridhar | | | 1474 * | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Coraretti, Benjamin J | | | 2083 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | | | * 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) | | |
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