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Individual Calculations February 2018 |
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| Kolb, Roland Total change: -27.20 | |   |
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| 34. Internationales Boeblinger Open B | Boeblingen | GER | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1785 | 1948 | 1.50 | 4 | -1.36 | 20 | -27.20 | |
|  Storkebaum, Ulrike | | | 1789 | GER | 0.00 | 1 | -0.71 | 20 | -14.20 | |  Alferi, Tom | | | 1760 | GER | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Leser, Stefan | | | 1799 | GER | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Mrvicin, Marin | | | 1792 | GER | 0.00 | 1 | -0.71 | 20 | -14.20 | |
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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