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Individual Calculations May 2023 |
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| Haydon, David L Total change: -28.60 | |   |
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| 65th Southend Easter Congress - Open | Southend-on-Sea | ENG | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 2282 | 3.50 | 6 | -1.43 | 20 | -28.60 | |
|  Flynn, David | | | 1882 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Badacsonyi, Frankie | | | 2006 | ENG | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Ledger, Stephen C | | | 1990 | ENG | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Myall, Ivan J | | | 1936 | ENG | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Britton, Richard L | f | | 2106 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Jones, Steven A | | | 2127 | ENG | 0.00 | 1 | -0.71 | 20 | -14.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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