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Individual Calculations July 2009 |
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| Achatz, Michael Total change: -86.05 | |   |
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| 13.Internat.Neckar-Open A | Deizisau | GER | 2009-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 2007 | 2.00 | 9 | -2.98 | 25 | -74.50 | |
|  Scharrer, Patrick | | | 2269 | ITA | 0.00 | 1 | -0.18 | 25 | -4.50 | |  Biegler, Markus | | | 2114 | GER | 0.00 | 1 | -0.35 | 25 | -8.75 | | | Cummings, Nicolai | | | 1819 | GER | 0.50 | 1 | -0.24 | 25 | -6.00 | | | Stegmaier, Michael | | | 1802 | GER | 0.50 | 1 | -0.26 | 25 | -6.50 | | | Stuemer, Paul | | | 2148 | GER | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Mertens, Fridolin | | | 1849 | GER | 0.00 | 1 | -0.71 | 25 | -17.75 | | | Drews, Ruediger | | | 1961 | GER | 0.50 | 1 | -0.06 | 25 | -1.50 | | | Schaefer, Daniela | | | 1905 | GER | 0.00 | 1 | -0.64 | 25 | -16.00 | | | Novak, Josua | | | 1829 | GER | 0.50 | 1 | -0.23 | 25 | -5.75 | |
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) | | | | 4.Ried Open | Einhausen | GER | 2009-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1910 | 2007 | 1.00 | 3 | -0.83 | 25 | -20.75 | |
| | Knitl, Anton | | | 2199 | GER | 0.00 | 1 | -0.25 | 25 | -6.25 | | | Laux, Dieter | | | 1683 | GER | 0.50 | 1 | -0.37 | 25 | -9.25 | | | Auburger, Kirstin | | | 1849 | GER | 0.50 | 1 | -0.21 | 25 | -5.25 | |
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) | | | | 24.Internat.Schachtage 2009 Gruppe A | Hassloch | GER | 2009-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2007 | 3.00 | 7 | 1.01 | 25 | 25.25 | |
| | Rosner, Jonas | | | 2184 | GER | 1.00 | 1 | 0.73 | 25 | 18.25 | | | Martin, Stefan | | | 2228 | GER | 0.50 | 1 | 0.28 | 25 | 7.00 | | | Busch, Lorenz | | | 2158 | GER | 0.50 | 1 | 0.20 | 25 | 5.00 | | | Vogel, Christian, Dr. | | | 2191 | GER | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Sondermann, Johannes | c | | 2145 | GER | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Meyer, Stefan | | | 2154 | GER | 0.50 | 1 | 0.20 | 25 | 5.00 | | | Erker, Thomas | | | 2131 | GER | 0.00 | 1 | -0.33 | 25 | -8.25 | |
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) | | | NOTE: K factor changed | | 20.Seebach Open | Grossenseebach | GER | 2009-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1898 | 2007 | 1.50 | 4 | -1.07 | 15 | -16.05 | |
| | Braun, Joachim | | | 2114 | GER | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Schoebel, Klaus | | | 1817 | GER | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Bruder, Heinz | | | 1852 | GER | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Jahnke, Manfred | | | 1808 | GER | 0.50 | 1 | -0.26 | 15 | -3.90 | |
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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