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Individual Calculations September 2022 |
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| Smith, David Total change: -17.60 | |   |
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| Chessable British Chess Championships 2022: Over 65 | Torquay | ENG | 2022-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1831 | 2.50 | 7 | -0.88 | 20 | -17.60 | |
|  Burnett, Jim | | | 2056 | ENG | 0.00 | 1 | -0.22 | 20 | -4.40 | |  Chadwick, Susan E | | | 1427 | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Vickery, Jim E | | | 1927 | ENG | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Stimpson, Philip M | | | 1950 | ENG | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Moore, John C | | | 1946 | ENG | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Norman, Dinah M | | wc | 1663 | ENG | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Collinson, Mark I | | | 1854 | ENG | 0.00 | 1 | -0.47 | 20 | -9.40 | |
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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