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Individual Calculations February 2023 |
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| Fishbein, Matthew E Total change: 28.60 | |   |
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| 11th annual Boston Chess Congress - Premier | Boston MA | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 1957 | 4.00 | 5 | 1.43 | 20 | 28.60 | |
|  He, Henry | | | 1909 | USA | 0.00 | 1 | -0.57 | 20 | -11.40 | |  Salomon, Brian D | | | 2033 | USA | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Harris, David J | | | 2024 | USA | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Price, Alan Curtis | | | 1905 | USA | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Gaw, Chloe | | | 1872 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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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