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Individual Calculations December 2019 |
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| Desousa, Brian Total change: -3.80 | |   |
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| 14th Annual Los Angeles Open | Van Nuys, California | USA | 2019-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 1871 | 1.00 | 3 | -0.19 | 20 | -3.80 | |
|  Eidelman, Gabriel Alexander | | | 2073 | USA | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Zhang, Kevin Shaowang | | | 1773 | USA | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Salik, Serkan | | | 2006 | USA | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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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