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Individual Calculations September 2021 |
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| Acosta, Anthony Total change: -17.20 | |   |
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| Mechanics Institute Tuesday Night Marathon July-August 2021 - Open | San Francisco, California | USA | 2021-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1842 | 1748 | 1.00 | 5 | -0.86 | 20 | -17.20 | |
|  Persidsky, Andre | | | 1785 | USA | 1.00 | 1 | 0.55 | 20 | 11.00 | |  Penagalapati, Abhi | | | 1896 | USA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Clemens, Kristian | | | 1919 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Argo, Guy | | | 1845 | USA | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Heidari, Ako | | | 1766 | IRI | 0.00 | 1 | -0.47 | 20 | -9.40 | |
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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