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Individual Calculations January 2023 |
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| Diao, Matthew Guo Total change: 86.80 | |   |
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| 3rd Annual Old Line Open - Championships | Rockville, MD | USA | 2022-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1789 | 1810 | 3.50 | 5 | 0.85 | 40 | 34.00 | |
|  He, Samuel | | | 1660 | USA | 0.00 | 1 | -0.70 | 40 | -28.00 | |  Yang, Maxwell Z | | | 1711 | USA | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Vinod, Aarush | | | 1976 | USA | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Tay, Brian | | | 1858 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Wang, William | | | 1741 | USA | 1.00 | 1 | 0.40 | 40 | 16.00 | |
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) | | | | 37th annual Eastern Open - Premier | Arlington, VA | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1810 | 3.50 | 7 | 1.32 | 40 | 52.80 | |
| | Wu, William | | | 2021 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Kudrin, Sergey | g | | 2403 | USA | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Rambha, Hemachandra | | | 1854 | USA | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Samuelson, Andrew | f | | 2114 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Yehamandram, Yogeshwar | | | 1942 | USA | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Dedona, Mark | | | 1685 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Treger, Yefim | | | 1912 | USA | 1.00 | 1 | 0.64 | 40 | 25.60 | |
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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