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Individual Calculations February 2015 |
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| Bridges, Paul Total change: -3.20 | |   |
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| 2015 South Wales New Year Open | Bridgend | WLS | 2015-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1841 | 1863 | 2.50 | 5 | -0.16 | 20 | -3.20 | |
|  Mason, Donald J | | | 2138 | ENG | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Di-Vetta, Andrew | | | 1585 | WLS | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Thomas, Roy | | | 1827 | WLS | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Haigh, Tony | | | 1794 | WLS | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Davis, Ashley J | | | 1859 | WLS | 0.50 | 1 | -0.01 | 20 | -0.20 | |
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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