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Individual Calculations August 2022 |
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| Zhang, Eric J Total change: -32.40 | |   |
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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 |
| 1722 | 1819 | 4.00 | 8 | -0.91 | 40 | -36.40 | |
|  Leong, Aiden | | | 1585 | CAN | 1.00 | 1 | 0.21 | 40 | 8.40 | |  Wilson, Matthew Spencer | | | 1982 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Wu, Andrew | | | 1747 | USA | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Ng, Timothy | | | 1715 | USA | 0.00 | 1 | -0.64 | 40 | -25.60 | | | Zhou, Chelsea | | | 1638 | USA | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Mutnuri, Krishna Saketh | | | 1438 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Carlson, Joaquin | | | 1859 | USA | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Smith, Zachary | | | 1814 | USA | 1.00 | 1 | 0.49 | 40 | 19.60 | |
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) | | | | 2022 Houston Chess Festival - Open | Houston, Texas, USA | USA | 2022-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 1798 | 2.00 | 4 | 0.10 | 40 | 4.00 | |
| | Flores, Brandon Matthew | | | 1681 | USA | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Hevia Alejano, Carlos | g | | 2438 | CUB | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Shkolnikov, Rodion | | | 1398 * | RUS | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kumarappan, Ganesh | | | 1941 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | | | * 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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