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Individual Calculations August 2021 |
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| Xia, Ruoxiao Total change: 163.60 | |   |
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| 49th Annual World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1842 | 1500 | 3.50 | 6 | 2.77 | 40 | 110.80 | |
|  Oommen, Binju | | | 1900 * | IND | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Dommalapati, Aasa | | wc | 1809 | USA | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Herman, Geoffrey | | | 1900 * | USA | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Shah, Kai Mahesh | | | 1723 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Marshall, Calvin | | | 1820 | USA | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Zheng, Carissa Angela | | | 1900 * | USA | 1.00 | 1 | 0.92 | 40 | 36.80 | | | * 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) | | | | 14th Annual Chicago Class - Expert | Wheeling, Illinois | USA | 2021-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1825 | 1500 | 2.00 | 5 | 1.32 | 40 | 52.80 | |
| | Turner, Bill | | | 1900 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Ho, Kevin | | | 1860 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Wisniowski, Natalie | | wc | 1693 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Seghers, Evan Charles | | | 1772 | USA | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Setiadikurnia, Sloan | | | 1900 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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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