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Individual Calculations October 2022 |
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| Wang, Jeffery Total change: 105.60 | |   |
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| 43rd Annual Southern California Open - Open | Los Angeles, CA | USA | 2022-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2038 | 1847 | 2.50 | 6 | 0.88 | 40 | 35.20 | |
|  Erdene, Baasansure | f | | 2247 * | MGL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Yanayt, Eugene | f | | 2018 | USA | 1.00 | 1 | 0.73 | 40 | 29.20 | |  Tolentino, Karl | | | 1935 | USA | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Yu, Jiangwei | | | 2139 | CHN | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Wang, Andrew | | | 1873 | USA | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Cigan, Jason | | | 2013 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | * 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) | | | | 21st Donnelly Memorial Championship - 2000 and up | San Francisco, California | USA | 2022-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 1847 | 3.50 | 4 | 1.76 | 40 | 70.40 | |
| | Dai, Xuli | | | 1844 | USA | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Boldi, Ethan | | | 1925 | USA | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Walder, Michael | | | 1924 | USA | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Guo, Andrew | | | 1876 | USA | 0.50 | 1 | 0.04 | 40 | 1.60 | |
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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