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Individual Calculations June 2019 |
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| Heredia, Carla Total change: 22.00 | |   |
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| Spring 2019 Tuesday Night Marathon | San Francisco, California | USA | 2019-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 2135 | 3.00 | 4 | 0.37 | 20 | 7.40 | |
|  Marcus, Joel | | | 1791 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Wolff, Patrick | g | | 2535 * | USA | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Childress, Jason | | | 1868 | USA | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Hakobyan, Sos | | | 1836 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Western States Women's Regional | Berkeley, California | USA | 2019-05-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2088 | 2137 | 3.00 | 4 | 0.73 | 20 | 14.60 | |
| | Tsodikova, Natalya | | wf | 2131 | USA | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Lee, Megan | | wm | 2088 | USA | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Yan, Rui Yang | | | 1957 | USA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Wu, Rochelle | | wm | 2174 | USA | 1.00 | 1 | 0.55 | 20 | 11.00 | |
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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