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Individual Calculations April 2009 |
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| El-Mais, Ibaa Total change: 1.95 | |   |
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| 32. Zurich Weihnachtsopen | Zurich | SUI | 2008-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2125 | 1965 | 1.00 | 3 | 0.13 | 15 | 1.95 | |
|  Nuri, Kambez | | | 2179 | SUI | 0.00 | 1 | -0.23 | 15 | -3.45 | |  Bous, Florian | | | 2112 | GER | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Brendel, Bergit | | wf | 2083 | GER | 1.00 | 1 | 0.66 | 15 | 9.90 | |
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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