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Individual Calculations July 2010 |
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| Cooper, David M Total change: -25.00 | |   |
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| Four Nations Chess League (4NCL) | Various | ENG | 2009-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 2098 | 1.00 | 3 | -1.00 | 25 | -25.00 | |
|  Bryant, Richard B E | | | 1945 | ENG | 0.50 | 1 | -0.20 | 25 | -5.00 | |  Sully, David J | | | 2119 | WLS | 0.50 | 1 | 0.03 | 25 | 0.75 | | | Maguire, Robert | | | 1825 | ENG | 0.00 | 1 | -0.83 | 25 | -20.75 | |
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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