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Individual Calculations August 2021 |
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| Wu, Derek Total change: -11.60 | |   |
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| Best of the West 2021 - Master | San Mateo, California | USA | 2021-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 2128 | 1.50 | 3 | -0.58 | 20 | -11.60 | |
|  Ai, Evan | | | 1793 | USA | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Mei, Austin R | | | 1962 | USA | 0.50 | 1 | -0.22 | 20 | -4.40 | |  Wang, Henry | | | 2143 | USA | 0.50 | 1 | 0.02 | 20 | 0.40 | |
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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