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Individual Calculations February 2023 |
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| Vickery, Jim E Total change: -3.60 | |   |
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| 29th 4NCL Congress Open | Harrogate | ENG | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1948 | 1889 | 1.50 | 4 | -0.18 | 20 | -3.60 | |
|  Shearsby, Jude | | | 1906 | ENG | 0.50 | 1 | 0.02 | 20 | 0.40 | |  Skettos, Nicolas | | | 1979 | CYP | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Zhu, Yaoyao | | | 1955 | ENG | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Ther, Mate | | | 1953 | ENG | 0.00 | 1 | -0.41 | 20 | -8.20 | |
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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