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Individual Calculations September 2017 |
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| Reuben, Stewart Total change: -21.60 | |   |
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| 104th British Championships Over 65 | Llandudno | ENG | 2017-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 2074 | 2.50 | 6 | -1.08 | 20 | -21.60 | |
|  Gamble, Raymond J | | | 1894 | ENG | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Jackson, Oliver A | f | | 2169 | ENG | 0.00 | 1 | -0.37 | 20 | -7.40 | |  Crombleholme, Alan K | | | 2009 | ENG | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Milnes, Anthony Cp | | | 2002 | ENG | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Campbell, Ian | | | 1983 | ENG | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Vickery, Jim E | | | 1953 | ENG | 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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