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Individual Calculations November 2023 |
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| Sykes, Chris Total change: 25.40 | |   |
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| 59th Northumberland Weekend Congress - Open | North Shields | ENG | 2023-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 1719 | 2.00 | 4 | 1.27 | 20 | 25.40 | |
|  Henderson, David | | | 2065 | ENG | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Izod, Chris | | | 1900 | ENG | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Zhang, Zheming | | | 2082 | ENG | 0.50 | 1 | 0.40 | 20 | 8.00 | | | Booth, Steven B | | | 1902 | ENG | 1.00 | 1 | 0.74 | 20 | 14.80 | |
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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