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Individual Calculations December 2019 |
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| Xie, Bryan Total change: 82.80 | |   |
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| 14th Annual Los Angeles Open | Van Nuys, California | USA | 2019-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1913 | 1750 | 2.50 | 4 | 1.16 | 40 | 46.40 | |
|  Bennett, Brent | | | 1553 | USA | 1.00 | 1 | 0.25 | 40 | 10.00 | |  Kiewra, Keaton | m | | 2150 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Zhang, Cindy | | | 1800 | USA | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Wu, Rochelle | | wm | 2150 * | 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) | | | | Berkeley Weekender November 2019 | Berkeley, California | USA | 2019-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1812 | 1750 | 3.00 | 5 | 0.91 | 40 | 36.40 | |
| | Dutter, Fredric | | | 1801 | USA | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Sivakumar, Shaashwath | | | 1840 | USA | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Oza, Nikunj Chandr | | | 1713 | USA | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Viswanathan, Arul | | | 1747 | USA | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Yan, Ruiyang | | | 1957 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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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