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Individual Calculations July 2019 |
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| Cheng, Emma Total change: 41.20 | |   |
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| 16th Annual Susan Polgar Foundation Girls' Invitational | St. Louis, Missouri | USA | 2019-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1726 | 1647 | 3.50 | 6 | 1.03 | 40 | 41.20 | |
|  Zilajeva, Viktorija | | | 1418 | USA | 1.00 | 1 | 0.21 | 40 | 8.40 | |  Nguyen, Emily Quynh | | wm | 2047 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Herman, Sara | | | 1848 | USA | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Lee, Alice | | | 1746 | USA | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Kaur, Aradh | | | 1247 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Wu, Rochelle | | wm | 2047 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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