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Individual Calculations August 2012 |
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| Diaz Diaz, Oscar Total change: -81.60 | |   |
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| LVII Campeonato Nacional Open 2012 | Piura | PER | 2012-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 2174 | 0.50 | 4 | -2.72 | 30 | -81.60 | |
|  Rojas Menor, Walter Alejandro | | | 1982 | PER | 0.00 | 1 | -0.75 | 30 | -22.50 | |  Mendoza Sosaya, Eric | | | 1774 * | PER | 0.50 | 1 | -0.42 | 30 | -12.60 | | | Frias, Marco | | | 2047 | PER | 0.00 | 1 | -0.67 | 30 | -20.10 | | | Paredes Lagos, Anthony Javier | | | 1842 | PER | 0.00 | 1 | -0.88 | 30 | -26.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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