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Individual Calculations March 2011 |
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| Erdogan, Gursoy Total change: -2.85 | |   |
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| Istanbul Chess Championship 2011 | Istanbul | TUR | 2010-12-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1753 | 1896 | 2.50 | 4 | -0.19 | 15 | -2.85 | |
|  Dova, Zeki | | | 1566 | TUR | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Ozgur, Tibet Kagan | | | 1588 | TUR | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Erdogan, Hakan | f | | 2234 | TUR | 0.00 | 1 | -0.12 | 15 | -1.80 | |  Firat, Deniz | | | 1624 | 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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