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Individual Calculations July 2009 |
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| Covas, Guillermo Total change: -37.75 | |   |
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| XL Abierto de Mar del Plata | Mar del Plata, Buenos Aires | ARG | 2009-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2068 | 2167 | 3.50 | 8 | -1.51 | 25 | -37.75 | |
|  Rivas, Lucas Matias | | | 1967 | ARG | 1.00 | 1 | 0.24 | 25 | 6.00 | |  Van Riemsdijk, Herman C. | m | | 2375 | BRA | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Acosta, Mariano | | | 2002 | ARG | 1.00 | 1 | 0.28 | 25 | 7.00 | | | Flores, Nancy | | | 1913 | ARG | 0.00 | 1 | -0.81 | 25 | -20.25 | | | Couso, Juan Jose | | | 1981 | ARG | 0.50 | 1 | -0.24 | 25 | -6.00 | | | Weil, Dany | | | 1966 | FRA | 1.00 | 1 | 0.24 | 25 | 6.00 | | | Mussanti, Diego | f | | 2327 | ARG | 0.00 | 1 | -0.29 | 25 | -7.25 | | | Lovece, Ruth | | wf | 2016 | ARG | 0.00 | 1 | -0.70 | 25 | -17.50 | |
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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