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Individual Calculations September 2023 |
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| Matthews, Gabriel Total change: 29.40 | |   |
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| 2023 British Championship: Over 65 Championship | Leicester | ENG | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1946 | 1783 | 3.50 | 7 | 1.47 | 20 | 29.40 | |
|  Hutchinson, Norman A | | | 1982 | ENG | 1.00 | 1 | 0.76 | 20 | 15.20 | |  Lawson, Maurice E | | | 1972 | ENG | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Campbell, Ian | | | 1952 | ENG | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Morley, Andrew J | | | 2089 | ENG | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Hawkins, James N H | | | 1910 | ENG | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Habershon, Paul F | | | 1890 | ENG | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Goodwin, Ed H | | | 1824 | ENG | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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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