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Individual Calculations July 2019 |
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| Zhang, Ellie Total change: -47.60 | |   |
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| 2019 U.S. Women's Open | Las Vegas, Nevada | USA | 2019-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1656 | 1404 | 0.00 | 3 | -0.65 | 40 | -26.00 | |
|  Liu, Joanna | | wf | 1804 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Lu, Miaoyi | | | 1704 | CHN | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Vidyarthi, Omya | | wc | 1460 | USA | 0.00 | 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) | | | | 16th Annual Susan Polgar Foundation Girls' Invitational | St. Louis, Missouri | USA | 2019-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1700 | 1404 | 0.00 | 3 | -0.54 | 40 | -21.60 | |
| | Nguyen, Emily Quynh | | wm | 1804 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Herman, Sara | | | 1804 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Evans, Serena | | | 1492 | USA | 0.00 | 1 | -0.38 | 40 | -15.20 | | | * 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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