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Individual Calculations January 2009 |
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| Vilella Bertran, Joan Total change: -10.00 | |   |
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| XVI Open de Ajedrez de Sta. Margarida de Montbui | Sta. Margarida de Montbui-Barcelona | ESP | 2008-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 1954 | 2.50 | 5 | -0.40 | 25 | -10.00 | |
|  Albets Armengol, Roland | | | 1979 | ESP | 0.50 | 1 | 0.03 | 25 | 0.75 | | | Almeria Vivo, Marc | | | 2157 | ESP | 0.00 | 1 | -0.24 | 25 | -6.00 | |  Sola Sendra, Francesc | | | 1782 | ESP | 1.00 | 1 | 0.27 | 25 | 6.75 | | | Mateu Valentines, Josep Antoni | | | 1812 | ESP | 0.00 | 1 | -0.69 | 25 | -17.25 | | | Llacuna Roca, Josep | | | 1742 | ESP | 1.00 | 1 | 0.23 | 25 | 5.75 | |
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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