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Individual Calculations July 2008 |
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| Collins, Alan Total change: -18.50 | |   |
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| Southend Open | Southend | ENG | 2008-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2051 | 1851 | 0.00 | 3 | -0.74 | 25 | -18.50 | |
|  Ethelontis, Alexandros N | | | 2160 | ENG | 0.00 | 1 | -0.14 | 25 | -3.50 | |  Webster, Richard J | | | 1989 | ENG | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Guttridge, David | | | 2005 | ENG | 0.00 | 1 | -0.29 | 25 | -7.25 | |
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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