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Individual Calculations July 2019 |
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| Lei, Amy Total change: 0.00 | |   |
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| 16th Annual Susan Polgar Foundation Girls' Invitational | St. Louis, Missouri | USA | 2019-06-24 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1768 | 0 | 4.00 | 6 | 0.00 | 1808 | | 0.00 | |
|  Zhang, Elena | | | 1339 | USA | 1.00 | 1 | 0.00 | | 0.00 | |  Morden, Simone | | | 1375 | USA | 1.00 | 1 | 0.00 | | 0.00 | | | Demchenko, Svitlana | | wf | 2111 | CAN | 1.00 | 1 | 0.00 | | 0.00 | | | Kumar, Arya | | | 1912 | USA | 1.00 | 1 | 0.00 | | 0.00 | | | Caballero, Mitzy | | wm | 2029 | PER | 0.00 | 1 | 0.00 | | 0.00 | | | Tang, Zoey | | | 1844 | USA | 0.00 | 1 | 0.00 | | 0.00 | |
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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