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Individual Calculations September 2017 |
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| Koch, Ralf-Johannes Total change: -20.20 | |   |
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| 30. Internat. Kieler Open 2017 B-Gruppe | Kiel | GER | 2017-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1669 | 1787 | 3.50 | 7 | -1.01 | 20 | -20.20 | |
|  Keir, Robin | | | 1594 | GER | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Sowa, Kay | | | 1713 | GER | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Hogreve, Holger | | | 1496 | GER | 1.00 | 1 | 0.15 | 20 | 3.00 | |  Werner, Rene | | | 1834 | GER | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Zechel, Rolf-Ruediger | | | 1700 | GER | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Plichta, Hans-Reiner | | | 1837 | GER | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Korte, Andreas | | | 1509 | GER | 1.00 | 1 | 0.17 | 20 | 3.40 | |
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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