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Individual Calculations July 2009 |
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| Sonnhoff, Werner Total change: 30.50 | |   |
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| 6.Nibelungen Open | Worms | GER | 2009-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 1802 | 2.00 | 4 | 1.22 | 25 | 30.50 | |
|  Stahnecker, Wieland | | | 2013 | GER | 0.50 | 1 | 0.27 | 25 | 6.75 | |  Lares, Harald | | | 2090 | GER | 1.00 | 1 | 0.84 | 25 | 21.00 | | | Kappes, Dieter | | | 2030 | GER | 0.50 | 1 | 0.29 | 25 | 7.25 | | | Endress, Anna | | | 2066 | GER | 0.00 | 1 | -0.18 | 25 | -4.50 | |
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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