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Individual Calculations June 2019 |
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| Tsodikova, Natalya Total change: -17.20 | |   |
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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 |
| 1925 | 2126 | 5.00 | 8 | -0.95 | 20 | -19.00 | |
|  Sloan, Sam | | | 1849 | USA | 0.00 | 1 | -0.83 | 20 | -16.60 | |  Walder, Michael | | | 1879 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Poling, Scott | | | 1801 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Childress, Jason | | | 1868 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Stearman, Josiah | f | | 2280 | USA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Askin, David | | | 1926 | USA | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Ricard, Bruce | | | 1870 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Uzzaman, Ashik | | | 1923 | USA | 1.00 | 1 | 0.24 | 20 | 4.80 | |
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) | | | | Western States Women's Regional | Berkeley, California | USA | 2019-05-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2033 | 2131 | 2.50 | 4 | 0.09 | 20 | 1.80 | |
| | Heredia, Carla | | wg | 2137 | ECU | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Wu, Rochelle | | wm | 2174 | USA | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Lee, Megan | | wm | 2088 | USA | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Meiyappan, Annapoorni | | wf | 1731 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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) | | |
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