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Individual Calculations October 2008 |
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| Abdurrahman, Sahap Total change: 11.25 | |   |
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| GOP Summer Tournament | Istanbul | TUR | 2008-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 1670 | 1.00 | 4 | -0.02 | 25 | -0.50 | |
|  Erden, Kadir | | | 2020 | TUR | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Kaygisiz, Ozgur Can | | | 1933 | TUR | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Zuhre, Ibrahim | | | 1976 | TUR | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Gulen, Maksut | | | 1607 | TUR | 1.00 | 1 | 0.41 | 25 | 10.25 | |
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) | | | | 7th International Istanbul Chess Festival | Istanbul | TUR | 2008-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1670 | 1.00 | 4 | 0.47 | 25 | 11.75 | |
| | Marasli, Tutku Kahraman | | | 2020 | TUR | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Alioglu, Mumin | | | 1923 | TUR | 1.00 | 1 | 0.81 | 25 | 20.25 | | | Sen, Nevzat | | | 2020 | TUR | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Demir, Mustafa Hilmi | | | 2006 | 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) | | |
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