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Individual Calculations August 2023 |
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| Chen, Alex Total change: 31.40 | |   |
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| 51st annual World Open - U2200 | Philadelphia, PA | USA | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1916 | 1968 | 5.00 | 6 | 1.57 | 20 | 31.40 | |
|  Zheng, Marcus | | | 1840 | USA | 1.00 | 1 | 0.33 | 20 | 6.60 | |  Xu, Yuan | | | 2150 | USA | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Qian, Bobby | | | 1808 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Keuchel, Destynn A | | | 1854 | USA | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Feng, Victor | | | 1851 | USA | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Yaskolko, Maxim | | | 1990 | USA | 1.00 | 1 | 0.53 | 20 | 10.60 | |
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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