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Individual Calculations December 2018 |
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| Li, Eric Yuhan Total change: 22.80 | |   |
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| November 2018 Berkeley Weekender | Berkeley, California | USA | 2018-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2039 | 2022 | 2.50 | 4 | 0.57 | 40 | 22.80 | |
|  Ai, Evan | | | 1868 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | |  Kim, Isaiah | | | 2016 | USA | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Oconnor, Derek | | | 2239 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Wu, Derek Sijing | | | 2031 | USA | 0.50 | 1 | 0.01 | 40 | 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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