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Individual Calculations September 2023 |
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| Williamson, Roger G Total change: -3.20 | |   |
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| 2023 Newcastle-under-Lyme All-Play-All | Newcastle-under-Lyme | ENG | 2023-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2123 | 2177 | 5.00 | 9 | -0.16 | 20 | -3.20 | |
|  Byron, Alan M | | | 2155 | ENG | 0.50 | 1 | -0.03 | 20 | -0.60 | |  Walton, Alan J | c | | 2063 | ENG | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Lee, Richard W Y | | | 2094 | ENG | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Kett, Tim | f | | 2072 | WLS | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Blackburn, Jonathan L B | f | | 2197 | WLS | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Boswell, Jacob Connor | | | 2226 | ENG | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Okhai, Shabir | | | 2135 | ENG | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Brown, Thomas | | | 2108 | WLS | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Morris, Charles F | | | 2060 | WLS | 0.50 | 1 | -0.16 | 20 | -3.20 | |
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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