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Individual Calculations March 2010 |
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| Bosma, Achim Total change: -35.00 | |   |
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| Deutsche Amateurmeisterschaft 2009/10 Gruppe B | Bruehl | GER | 2010-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 1982 | 0.50 | 4 | -1.40 | 25 | -35.00 | |
|  Magnussen, Helge | | | 2094 | GER | 0.00 | 1 | -0.35 | 25 | -8.75 | |  Schulz, Stefan | | | 1912 | GER | 0.00 | 1 | -0.60 | 25 | -15.00 | | | Schwarz, Hans | | | 2060 | GER | 0.50 | 1 | 0.11 | 25 | 2.75 | | | Wolff, Michael | | | 1942 | GER | 0.00 | 1 | -0.56 | 25 | -14.00 | |
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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