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Individual Calculations July 2019 |
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| Wang, Ellen Total change: -31.20 | |   |
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| Marshall Premier June 2019 | New York, New York | USA | 2019-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1947 | 1822 | 1.00 | 4 | -0.45 | 40 | -18.00 | |
|  Zhou, Liran | c | | 2222 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Atakay, Mustafa | | | 1889 | USA | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Chen, Derek | | | 1781 | USA | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Berg, George P | | | 1896 | USA | 0.00 | 1 | -0.40 | 40 | -16.00 | | | * 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 |
| 1696 | 1822 | 3.00 | 5 | -0.33 | 40 | -13.20 | |
| | Velea, Sophie | | wc | 1621 | USA | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Tang, Zoey | | | 1844 | USA | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Woods, Charisse | | | 1665 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Botez, Andrea Cecilia Cristina | | | 1615 | CAN | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Ramirez Toledo, Ay | | | 1733 | MEX | 1.00 | 1 | 0.38 | 40 | 15.20 | |
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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