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Individual Calculations February 2015 |
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| Davis, Lee Total change: -16.40 | |   |
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| 2015 South Wales New Year Open | Bridgend | WLS | 2015-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1752 | 1977 | 3.00 | 5 | -0.82 | 20 | -16.40 | |
|  Van Kemenade, Julie | | | 1741 | WLS | 1.00 | 1 | 0.20 | 20 | 4.00 | |  May, Adam J | | | 1907 | WLS | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Guha, Chirag | | | 1577 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wang, Alyssa | | | 1652 | WLS | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Ashworth, Michael | | | 1882 | ENG | 0.50 | 1 | -0.13 | 20 | -2.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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