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Individual Calculations December 2018 |
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| Boldi, Ethan Total change: -14.40 | |   |
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| November 2018 Berkeley Weekender | Berkeley, California | USA | 2018-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2031 | 1975 | 0.50 | 2 | -0.36 | 40 | -14.40 | |
|  Lee, Megan | | wm | 2156 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | |  Yan, Rui Yang | | | 1906 | USA | 0.50 | 1 | -0.10 | 40 | -4.00 | |
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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