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Individual Calculations March 2011 |
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| Oney, Gulumser Total change: -6.75 | |   |
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| Istanbul Chess Championship 2011 | Istanbul | TUR | 2010-12-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2105 | 1770 | 0.00 | 1 | -0.12 | 25 | -3.00 | |
|  Romi, Izak | | | 2105 | TUR | 0.00 | 1 | -0.12 | 25 | -3.00 | |
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) | | | | Turkish Chess Championship | Antalya | TUR | 2011-02-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1999 | 1770 | 0.50 | 3 | -0.15 | 25 | -3.75 | |
| | Gurel, Ahmet Unal | | | 2008 | TUR | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Sentug, Halil | | | 1930 | TUR | 0.50 | 1 | 0.21 | 25 | 5.25 | |  Sakalli, Mustafa | | | 2059 | TUR | 0.00 | 1 | -0.16 | 25 | -4.00 | |
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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