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Individual Calculations July 2019 |
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| Lopez Sanchez, Ana Total change: 2.80 | |   |
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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 |
| 1903 | 1789 | 1.50 | 4 | 0.07 | 40 | 2.80 | |
|  Ortiz, Anahi | | wf | 2068 | ECU | 0.50 | 1 | 0.34 | 40 | 13.60 | |  Xing, Ashley | | | 1880 | USA | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Xu, Chang | | | 1706 | USA | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Konovalenko, Sasha | | wf | 1956 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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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