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Individual Calculations July 2009 |
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| Van Kemenade, Rudy Total change: -13.50 | |   |
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| 4NCL part 3 | Various | ENG | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2134 | 1988 | 0.00 | 2 | -0.62 | 15 | -9.30 | |
|  Richardson, Keith B | | | 2194 | ENG | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Sen, Subin | | | 2073 | ENG | 0.00 | 1 | -0.38 | 15 | -5.70 | |
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) | | | | Welsh Championship | Cardiff | WLS | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 2007 | 2.50 | 5 | -0.28 | 15 | -4.20 | |
| | Wagner, Guy | | | 1830 | WLS | 0.50 | 1 | -0.23 | 15 | -3.45 | |  Blackburn, Suzie G. | | wf | 1889 | WLS | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Thomas, James | | | 1854 | WLS | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Roberts, David L | | | 2107 | ENG | 1.00 | 1 | 0.64 | 15 | 9.60 | | | James, David | f | | 2130 | WLS | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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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