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Individual Calculations July 2012 |
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| Vaughan, David Total change: -5.70 | |   |
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| Welsh Chess Premier League Round 4-7 | Various | WLS | 2012-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 2029 | 1.00 | 3 | -0.38 | 15 | -5.70 | |
|  Zeidler, Sven P. | f | | 2279 | WLS | 0.00 | 1 | -0.19 | 15 | -2.85 | |  Sarmadi, Ashkan | | | 2013 | CYP | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Ralphs, Nigel | | | 1904 | WLS | 0.50 | 1 | -0.17 | 15 | -2.55 | |
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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