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Individual Calculations February 2015 |
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| Oney, Gulumser Total change: -8.60 | |   |
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| 2014-2015 Ýstanbul Senior Chess Championship - A | Istanbul | TUR | 2015-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1814 | 1672 | 0.50 | 3 | -0.43 | 20 | -8.60 | |
|  Oney, Riza | | | 1843 | TUR | 0.50 | 1 | 0.23 | 20 | 4.60 | |  Pekol, Erdem | | | 1849 | TUR | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Yildiz, Mustafa | | | 1751 | TUR | 0.00 | 1 | -0.39 | 20 | -7.80 | |
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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