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Individual Calculations April 2009 |
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| Zippert, Georg Total change: -8.25 | |   |
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| Deutsche Amateurmeisterschaft B | Hamburg-Bergedorf | GER | 2009-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2013 | 1889 | 1.00 | 4 | -0.33 | 25 | -8.25 | |
|  Sternberg, Lew | | | 2034 | GER | 0.00 | 1 | -0.31 | 25 | -7.75 | |  Hilker, Bjoern | | | 2009 | GER | 0.00 | 1 | -0.34 | 25 | -8.50 | | | Powierski, Christian | | | 2007 | GER | 0.50 | 1 | 0.16 | 25 | 4.00 | | | Dittrich, Gunnar | | | 2003 | GER | 0.50 | 1 | 0.16 | 25 | 4.00 | |
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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