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Individual Calculations January 2018 |
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| Koftecioglu, Mustafa Gurcan Total change: -7.60 | |   |
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| 2017-2018 Istanbul Senior Chess Championship - B | Istanbul | TUR | 2017-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1548 | 1693 | 3.00 | 5 | -0.38 | 20 | -7.60 | |
|  Elmali, Naci | | | 1340 | TUR | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Yilmaz, Ozel Can | | | 1508 | TUR | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Tepeli, Huseyin | | | 1550 | TUR | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Cibik, Bulent | | | 1647 | TUR | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Yesilbas, Coskun | | | 1695 | TUR | 0.50 | 1 | 0.00 | 20 | 0.00 | |
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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