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Individual Calculations August 2022 |
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| Wu, Nathan Ping-Ying Total change: 10.80 | |   |
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| 50th Annual World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2022-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1864 | 1839 | 4.50 | 9 | 0.30 | 40 | 12.00 | |
|  Polyakin, Vladimer | | | 1807 | USA | 0.50 | 1 | -0.04 | 40 | -1.60 | |  Su, Kenneth | | | 1874 | USA | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Rajagopal, Adharsh | | | 1756 | USA | 0.00 | 1 | -0.61 | 40 | -24.40 | | | Figueroa, Alex | | | 1968 | PUR | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Guerra, Anthony | | | 1920 | USA | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Underwood, Toshinori | | | 1866 | USA | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Hyatt, Jessica | | | 1789 | USA | 1.00 | 1 | 0.43 | 40 | 17.20 | | | George, Isaac | | | 1788 | USA | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Rueda, Libardo | | | 2006 | USA | 0.50 | 1 | 0.22 | 40 | 8.80 | |
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) | | | | 15th annual Chicago Class Expert | Wheeling, IL | USA | 2022-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1837 | 1839 | 2.00 | 4 | -0.03 | 40 | -1.20 | |
| | George, Isaac | | | 1788 | USA | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Mangalam, Shreya | | wc | 2015 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Hamilton, Mark | | | 1770 | USA | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Mu, Grant | | | 1776 | USA | 0.50 | 1 | -0.09 | 40 | -3.60 | |
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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