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Individual Calculations January 2009 |
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| Martinez Arca, Manuel Total change: -6.25 | |   |
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| XXVI Open Internacional de ajedrez Cerdanyola Grupo A | Cerdanyola del Valles | ESP | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1913 | 1956 | 2.50 | 5 | -0.25 | 25 | -6.25 | |
|  Ritter Aguilar, Jordi | | | 2016 | ESP | 0.00 | 1 | -0.42 | 25 | -10.50 | | | Castillo Escario, Yolanda | | | 1787 | ESP | 1.00 | 1 | 0.28 | 25 | 7.00 | |  Lu Lee, Nicolas | | | 1963 | ESP | 0.50 | 1 | 0.01 | 25 | 0.25 | | | Alfonso Nogue, Beatriz | | wf | 2125 | ESP | 0.00 | 1 | -0.28 | 25 | -7.00 | | | Marin Plana, Gerard | | | 1675 | ESP | 1.00 | 1 | 0.16 | 25 | 4.00 | |
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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