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Individual Calculations July 2009 |
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| Schorra, Helmut Total change: -22.95 | |   |
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| Oster-Open 2009 | Oberhausen | GER | 2009-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2125 | 2151 | 3.00 | 6 | -0.25 | 15 | -3.75 | |
|  Hannewald, Anton | | | 1908 | GER | 1.00 | 1 | 0.20 | 15 | 3.00 | |  Chetverik, Maxim | m | | 2323 | RUS | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Levin, Felix | g | | 2501 | GER | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Wittenberg, Andreas | | | 2064 | GER | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Hamm, Michael | | | 1920 | GER | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Henrichs, Wenke | | | 2033 | GER | 0.00 | 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) | | | | 16.Grossenbaumer Pfingstopen | Duisburg | GER | 2009-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2005 | 2151 | 1.50 | 4 | -1.28 | 15 | -19.20 | |
| | Jopek, Eugeniusz | | | 1980 | GER | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Wittenberg, Andreas | | | 2064 | GER | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Kelm, Marcel | | | 1973 | GER | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Nent, Alexander | | | 2001 | GER | 0.00 | 1 | -0.70 | 15 | -10.50 | |
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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