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Individual Calculations September 2009 |
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| Zigerova, Petra Total change: 0.00 | |   |
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| Swiss Chess Open 2009 | Luzern | SUI | 2009-08-02 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1819 | 0 | 1.00 | 4 | 0.00 | 1626 | | 0.00 | |
|  Profumo, Alberto | | | 2234 | ITA | 0.00 | 1 | 0.00 | | 0.00 | |  Koch, Werner A. | | | 1856 | SUI | 0.00 | 1 | 0.00 | | 0.00 | | | Barz, Norbert | | | 1634 | SUI | 0.00 | 1 | 0.00 | | 0.00 | | | Schuler, Agatha | | | 1553 | SUI | 1.00 | 1 | 0.00 | | 0.00 | |
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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