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Individual Calculations September 2022 |
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| Girdlestone, Paul C Total change: -3.00 | |   |
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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 | 2023 | 5.00 | 7 | -0.15 | 20 | -3.00 | |
|  Johnson, Richard J | | | 1828 | ENG | 0.00 | 1 | -0.75 | 20 | -15.00 | |  Jackson, Paul G | | | 1623 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Michaud, Gerald | | | 1871 | CAN | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Matthew, Ian G | | | 1816 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Whiteside, Robert | | | 1816 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Habershon, Paul F | | | 1949 | ENG | 1.00 | 1 | 0.40 | 20 | 8.00 | | | De Coverly, Roger D | | | 1918 | ENG | 1.00 | 1 | 0.36 | 20 | 7.20 | | | * 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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