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Individual Calculations January 2022 |
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| Mou, Iris Zhaoying Total change: 111.60 | |   |
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| 52nd Annual National Chess Congress - Premier | Philadelphia, Pennsylvania | USA | 2021-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2054 | 1823 | 3.00 | 6 | 1.66 | 40 | 66.40 | |
|  Zhang, Alan | | | 2077 | USA | 1.00 | 1 | 0.81 | 40 | 32.40 | |  Chasin, Nico Werner | f | | 2223 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Wang, Ellen | | wm | 2003 | USA | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Luo, Terry | | | 2125 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Franco Prasanna, Gracy | | wf | 1919 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Mucerino, Joseph J | | | 1977 | USA | 1.00 | 1 | 0.71 | 40 | 28.40 | | | * 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) | | | | Jerry Simon Memorial 2021 | New York, NY | USA | 2021-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2013 | 1826 | 1.00 | 2 | 0.49 | 40 | 19.60 | |
| | Gutnik, Aleksandr | | | 2019 | USA | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Hua, Charles | | | 2006 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | |
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) | | | | 2021 North American Junior Championship - Girls Under 20 | Charlotte, North Carolina | USA | 2021-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 1826 | 5.00 | 9 | 0.64 | 40 | 25.60 | |
| | Durbha, Antara | | | 1426 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Demchenko, Svitlana | | wm | 2224 | CAN | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Nguyen, Anh Nhu | | wc | 1732 | USA | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Wang, Kalia | | | 1650 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Vidyarthi, Omya | | wc | 1873 | USA | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Wang, Ellen | | wm | 2003 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Matus, Nastassja | | wf | 1874 | USA | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Hyatt, Jessica | | | 1817 | USA | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Vittal, Sanjana | | wf | 1928 | USA | 0.00 | 1 | -0.36 | 40 | -14.40 | | | * 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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