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Individual Calculations January 2009 |
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| Ahumada, Norberto Total change: -19.50 | |   |
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| Open Lausanne Young Masters 2008 | Lausanne | SUI | 2008-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1909 | 1952 | 2.00 | 5 | -0.78 | 25 | -19.50 | |
|  Dgebuadze, Alexandre | g | | 2302 | BEL | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Grillon, Jean-Luc | | | 1769 | SUI | 0.50 | 1 | -0.24 | 25 | -6.00 | | | Desboeufs, Claude | | | 1602 | SUI | 1.00 | 1 | 0.11 | 25 | 2.75 | | | Bigler, David | | | 2033 | SUI | 0.00 | 1 | -0.39 | 25 | -9.75 | | | Jaquier, Daniel | | | 1839 | SUI | 0.50 | 1 | -0.15 | 25 | -3.75 | |
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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