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Individual Calculations September 2022 |
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| Selley, Susan A Total change: 14.40 | |   |
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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 |
| 1862 | 1339 | 0.50 | 4 | 0.36 | 40 | 14.40 | |
|  Marshall, Michael | | | 1829 | DEN | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Tidmarsh, David A | | | 1802 | ENG | 0.50 | 1 | 0.45 | 40 | 18.00 | |  Smith, Graham | | | 1985 | ENG | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Collins, Peter M | | | 1831 | ENG | 0.00 | 1 | -0.04 | 40 | -1.60 | |
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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