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Individual Calculations October 2022 |
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| Zhang, Roger Total change: -17.60 | |   |
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| 144th Annual New York State Championship | Albany, NY | USA | 2022-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 2007 | 2.50 | 5 | -0.38 | 40 | -15.20 | |
|  Vaidyanathan, Kannan | | | 1696 | USA | 1.00 | 1 | 0.14 | 40 | 5.60 | |  Zhou, Jianchao | g | | 2585 | CHN | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Samant, Neil | | | 1798 | USA | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Fishbein, Mitch | | | 2066 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Luger, Sam | | | 1753 | USA | 0.50 | 1 | -0.31 | 40 | -12.40 | |
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) | | | | Marshall Premier September 2022 | New York, NY | USA | 2022-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 2007 | 2.50 | 4 | -0.06 | 40 | -2.40 | |
| | Dong, Kyle Qiyu | | | 1780 | USA | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Hardaway, Brewington | c | | 2172 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Berg, George P | | | 1789 | USA | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Paragua, Megan Althea | | | 1848 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | |
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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