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Individual Calculations September 2023 |
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| Chen, Derek Li Total change: 71.00 | |   |
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| July 2023 Marshall Premier | New York, NY | USA | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2101 | 1848 | 4.00 | 5 | 2.87 | 20 | 57.40 | |
|  Hoffman, Luc | | | 1902 | USA | 1.00 | 1 | 0.58 | 20 | 11.60 | |  Hughes, John | | | 2210 | IRL | 1.00 | 1 | 0.90 | 20 | 18.00 | | | Lapshun, Yury | m | | 2344 | USA | 0.00 | 1 | -0.04 | 20 | -0.80 | | | Wang, Jalen | | | 2133 | USA | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Gutnik, Aleksandr | | | 1914 | USA | 1.00 | 1 | 0.59 | 20 | 11.80 | |
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) | | | | August 2023 Marshall Premier | New York, NY | USA | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1918 | 1891 | 3.00 | 5 | 0.68 | 20 | 13.60 | |
| | Li, Michael | | | 1937 | USA | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Zhu, Linxi | | | 1897 | USA | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Olsen, Robert | | | 1892 | USA | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Dong, Kyle | | | 1830 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Johnston, Daniel F | | | 2036 | USA | 0.50 | 1 | 0.19 | 20 | 3.80 | |
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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