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Individual Calculations May 2010 |
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| Webster, Richard J Total change: 14.40 | |   |
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| Southend Open | Southend | ENG | 2010-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2099 | 1947 | 2.50 | 5 | 0.96 | 15 | 14.40 | |
|  Spence, David J | | | 2268 | ENG | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Tegzes, Laszlo | | | 2117 | HUN | 0.00 | 1 | -0.28 | 15 | -4.20 | |  Millward, David J | | | 2061 | ENG | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Wallis, Ian J | | | 1982 | ENG | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Roberts, Jason | | | 2066 | ENG | 1.00 | 1 | 0.66 | 15 | 9.90 | |
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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