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Individual Calculations September 2012 |
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| Pak, Eduardo Total change: -7.35 | |   |
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| XII Abierto de Invierno "Libertadores del sur" | Villa Ballester, Buenos Aires | ARG | 2012-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 1643 | 0.50 | 3 | -0.49 | 15 | -7.35 | |
|  Velazquez, Gustavo | | | 1977 | ARG | 0.00 | 1 | -0.12 | 15 | -1.80 | |  Lopez, Cesar (per) | | | 1719 | PER | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Arias, Maria Paula | | | 1668 | ARG | 0.00 | 1 | -0.47 | 15 | -7.05 | |
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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