Individual Calculations August 2018 |
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Cheng, Emma Total change: -10.00 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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15th Annual Susan Polgar Foundation Girls Invitational | St. Louis, Missouri | USA | 2018-07-21 |
Rc | Ro | w | n | change | K | K*chg | Game |
2008 | 1676 | 0.00 | 2 | -0.25 | 40 | -10.00 | |
| Bashkansky, Naomi | | wm | 2042 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | Li, Marissa | | wc | 1974 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | 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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