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Individual Calculations February 2019 |
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| Oltmanns, Jan Total change: 15.60 | |   |
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| 4. Krefelder Weihnachtsopen 2018 | Krefeld | GER | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1929 | 1958 | 4.00 | 7 | 0.39 | 40 | 15.60 | |
|  Zorko, Simon | | | 1558 * | GER | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Melde, Benjamin | | | 2145 | GER | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Sobeck, Oskar | | | 1671 | GER | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Biessner, Eberhard | | | 1696 | GER | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Fehling, Michael, Prof. | | | 2184 | GER | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Ratering, Jona | | | 2109 | GER | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Van Der Valk, Niklas | | | 2139 | GER | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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