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Individual Calculations April 2013 |
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| Sahin, Doga Boran Total change: 20.40 | |   |
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| Ali Ipek Memorial Chess Tournament | Ankara | TUR | 2013-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1926 | 1740 | 3.00 | 6 | 1.36 | 15 | 20.40 | |
|  Ozalp, Burak | | | 2012 | TUR | 0.00 | 1 | -0.17 | 15 | -2.55 | |  Sahin, Ozgun | | | 1840 | TUR | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Karaahmetoglu, Ege | | | 1653 | TUR | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Ozmen , Halil | | | 2022 | TUR | 1.00 | 1 | 0.84 | 15 | 12.60 | | | Karaokcu, Erkin | | | 2021 | TUR | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Ergonen, Arda | | | 2008 | TUR | 0.50 | 1 | 0.33 | 15 | 4.95 | |
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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