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Individual Calculations December 2023 |
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| Jackson, Edward Total change: 14.00 | |   |
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| 46th Scarborough Congress | Scarborough | ENG | 2023-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 2166 | 4.00 | 5 | 0.35 | 40 | 14.00 | |
|  Keely, Leo A | | | 1927 | ENG | 1.00 | 1 | 0.20 | 40 | 8.00 | |  Hutchinson, Paul A | | | 2011 | ENG | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Varley, Joe | | | 1967 | ENG | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Potter, John M | | | 1984 | ENG | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Badacsonyi, Frankie | | | 2061 | ENG | 0.50 | 1 | -0.14 | 40 | -5.60 | |
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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