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Individual Calculations June 2023 |
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| Harkness, Bryan Total change: 75.20 | |   |
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| Durham County Chess Congress - Open | Darlington | ENG | 2023-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2112 | 1935 | 3.00 | 4 | 1.88 | 40 | 75.20 | |
|  Burnett, Jim | | | 2044 | ENG | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Neat, Ken P | | | 2262 | ENG | 1.00 | 1 | 0.87 | 40 | 34.80 | |  Arnott, Jonathan W | c | | 2080 | ENG | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Dauber, Stephen W | | | 2062 | ENG | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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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