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Individual Calculations February 2015 |
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| Krefenstein, Sergej Total change: 19.40 | |   |
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| 8. Internationales Schachturnier Winter-Open | Berlin | GER | 2014-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2066 | 2128 | 4.50 | 6 | 0.97 | 20 | 19.40 | |
|  Roth, Joachim | | | 1942 | GER | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Koetz, Andreas | | | 2013 | GER | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Krueger, Till | | | 1985 | GER | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Von Herman, Ulf | m | | 2383 | GER | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Kohtz, Andreas | | | 1988 | GER | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Zur, Jan | | | 2082 | GER | 1.00 | 1 | 0.44 | 20 | 8.80 | |
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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