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Individual Calculations June 2023 |
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| Donnelly, Andrew J Total change: 48.00 | |   |
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| English Seniors Championships 2023 - Over 50 | Leamington Spa | ENG | 2023-05-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 1586 | 2.00 | 6 | 1.20 | 40 | 48.00 | |
|  Byron, Alan M | | | 2181 | ENG | 1.00 | 1 | 0.98 | 40 | 39.20 | |  Macfarlane, Donald | | | 2207 | ENG | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Alldritt, Nigel R E | | | 1954 | ENG | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Chantrell, Paul | | | 1576 | ENG | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Henderson, David | | | 2116 | ENG | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Ireland, David J | | | 1911 | ENG | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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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