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Individual Calculations September 2023 |
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| Chang, Max Total change: -13.60 | |   |
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| May-July 2023 Marshall Monday | New York, NY | USA | 2023-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1710 | 1823 | 0.50 | 1 | -0.15 | 40 | -6.00 | |
|  Feld, Uri | | | 1710 | USA | 0.50 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | 55th annual Atlantic Open - Major | Reston, VA | USA | 2023-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 1865 | 1.50 | 4 | -0.19 | 40 | -7.60 | |
| | Xiong, Lang Leo | | | 1916 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | |  Martin, Sam B | | | 1949 | USA | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Gaw, Chloe | | | 1874 | USA | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Saber, Yasser | | | 1947 | MAR | 1.00 | 1 | 0.61 | 40 | 24.40 | |
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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