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Individual Calculations November 2009 |
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| Isbilir, Okan Total change: 16.00 | |   |
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| Golcuk Municipality 30 August Open Chess Tournament | Kocaeli | TUR | 2009-08-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2006 | 2045 | 2.00 | 3 | 0.46 | 25 | 11.50 | |
|  Han, Ahmet Reha | | | 1656 | TUR | 1.00 | 1 | 0.09 | 25 | 2.25 | |  Ozturk, Emir | | | 2217 | TUR | 0.00 | 1 | -0.27 | 25 | -6.75 | | | Arslan, Erdal | | | 2145 | TUR | 1.00 | 1 | 0.64 | 25 | 16.00 | |
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) | | | | Kocaeli Opening Chess Tournament | Kocaeli | TUR | 2009-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 2053 | 1.50 | 2 | 0.18 | 25 | 4.50 | |
| | Han, Ahmet Reha | | | 1656 | TUR | 1.00 | 1 | 0.08 | 25 | 2.00 | | | Tasan, Mehmet Askin | | | 2126 | TUR | 0.50 | 1 | 0.10 | 25 | 2.50 | |
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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