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Individual Calculations July 2023 |
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| Desousa, Brian Total change: -12.40 | |   |
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| 2023 National Open - Under 2100 | Las Vegas, NV | USA | 2023-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1807 | 1837 | 1.00 | 3 | -0.62 | 20 | -12.40 | |
|  Zhang, Kylie | | | 1835 | USA | 0.00 | 1 | -0.50 | 20 | -10.00 | |  Cho, Aaron | | | 1705 | USA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Imada, Todd | | | 1880 | USA | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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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