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Individual Calculations October 2017 |
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| Portakalci, Yusuf Total change: -54.80 | |   |
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| 2017 International Istanbul Open Chess Tournament - B | Istanbul | TUR | 2017-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1564 | 1671 | 2.50 | 6 | -1.37 | 40 | -54.80 | |
|  Guler, Ebazer | | | 1480 | TUR | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Aslan, Dogukan | | | 1605 | TUR | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Birgelir, Melisa | | | 1579 | TUR | 1.00 | 1 | 0.37 | 40 | 14.80 | |  Ozbag, Berat | | | 1638 | TUR | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Kafiloglu, Mustafa | | | 1527 | TUR | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Bapoglu, Ibrahim | | | 1552 | TUR | 0.00 | 1 | -0.66 | 40 | -26.40 | |
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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