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Individual Calculations July 2021 |
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| Vidyarthi, Omya Total change: -4.80 | |   |
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| 2021 US Women's Open | Las Vegas, Nevada | USA | 2021-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 1817 | 2.00 | 3 | 0.46 | 40 | 18.40 | |
|  Heredia, Carla | | wg | 2112 | ECU | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Yang, Adelynne | | | 1417 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Arab, Kiana | | wc | 1835 | USA | 1.00 | 1 | 0.53 | 40 | 21.20 | | | * 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) | | | | 2021 National Open - Under 2300 | Las Vegas, Nevada | USA | 2021-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1925 | 1817 | 0.50 | 3 | -0.58 | 40 | -23.20 | |
| | Doyle, Bryon | | | 2043 | USA | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Lang, Jonathan | | | 1945 | USA | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Shrivastav, Kunal | | | 1788 | USA | 0.00 | 1 | -0.54 | 40 | -21.60 | |
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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