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Individual Calculations September 2009 |
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| Bucher, Samuel Total change: -83.25 | |   |
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| 2. Rosen-Open | Rapperswil | SUI | 2009-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1906 | 1803 | 0.00 | 4 | -1.54 | 25 | -38.50 | |
|  Karl, Hans | f | | 2203 * | SUI | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Siegel, Adrian Dr | | | 1934 | SUI | 0.00 | 1 | -0.32 | 25 | -8.00 | |  Keller, Peter | | | 1881 | SUI | 0.00 | 1 | -0.39 | 25 | -9.75 | | | Riopelle, Jeffrey | | | 1606 | SUI | 0.00 | 1 | -0.75 | 25 | -18.75 | | | * 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) | | | | Swiss Chess Open 2009 | Luzern | SUI | 2009-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1903 | 1803 | 0.50 | 3 | -0.60 | 25 | -15.00 | |
| | Elsener, Mirko | | | 1908 | SUI | 0.50 | 1 | 0.14 | 25 | 3.50 | | | Popp, Dominik | | | 1944 | SUI | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Koch, Werner A. | | | 1856 | SUI | 0.00 | 1 | -0.43 | 25 | -10.75 | |
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) | | | | Jubilee Open Allgemeines Turnier | Zurich | SUI | 2009-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1849 | 1803 | 1.00 | 5 | -1.19 | 25 | -29.75 | |
| | Siegel, Adrian Dr | | | 1934 | SUI | 0.00 | 1 | -0.32 | 25 | -8.00 | | | Bonferroni, Thierry | | | 1793 | SUI | 0.00 | 1 | -0.51 | 25 | -12.75 | | | Turki, Salim | | | 1698 | SUI | 0.00 | 1 | -0.64 | 25 | -16.00 | | | Baumann, Kurt | | | 1980 | SUI | 1.00 | 1 | 0.73 | 25 | 18.25 | | | Loeffler, Helmut | | | 1842 | SUI | 0.00 | 1 | -0.45 | 25 | -11.25 | |
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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