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Individual Calculations June 2015 |
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| Halfmann, Peter Total change: -11.80 | |   |
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| 4. Krefelder Pfingstopen | Krefeld | GER | 2015-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1831 | 1.00 | 4 | -0.59 | 20 | -11.80 | |
|  Ackermann, Frank | | | 2046 | GER | 0.00 | 1 | -0.23 | 20 | -4.60 | |  Breuer, Cindy | | | 1473 | GER | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Zachos, Ingo | | | 1979 | GER | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Rofalski, Stefan | | | 2119 | GER | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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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