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Individual Calculations July 2009 |
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| Barton, R Alan Total change: -7.50 | |   |
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| Southend Open | Southend | ENG | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 2121 | 3.50 | 6 | -0.50 | 15 | -7.50 | |
|  Matthews, Adrian M S | | | 1926 | ENG | 1.00 | 1 | 0.25 | 15 | 3.75 | |  Mozelius, Peter | | | 1906 | SWE | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Amato, Giampiero | | | 1987 | ITA | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Guttridge, David | | | 1980 | ENG | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Crombleholme, Alan K | | | 2098 | ENG | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Roberts, Jason | | | 2064 | ENG | 0.50 | 1 | -0.08 | 15 | -1.20 | |
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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