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Individual Calculations September 2022 |
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| Norman, Dinah M Total change: 23.20 | |   |
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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 |
| 1891 | 1663 | 2.50 | 6 | 1.16 | 20 | 23.20 | |
|  Stimpson, Philip M | | | 1950 | ENG | 0.50 | 1 | 0.34 | 20 | 6.80 | |  Footner, Andrew F | | | 1995 | ENG | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Blewitt, Stephen | | | 1776 | ENG | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Bennett, Patrick | | | 1963 | WLS | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Collins, Peter M | | | 1831 | ENG | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Smith, David | | | 1831 | ENG | 0.50 | 1 | 0.22 | 20 | 4.40 | |
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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