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Individual Calculations March 2011 |
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| Tahaoglu, Erson Total change: 7.25 | |   |
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| Istanbul Chess Championship 2011 | Istanbul | TUR | 2010-12-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 1711 | 0.00 | 1 | -0.12 | 25 | -3.00 | |
|  Yuksel, Mustafa | | | 2050 | 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 |
| 2021 | 1711 | 1.00 | 4 | 0.41 | 25 | 10.25 | |
| | Kose, Serkan | | | 2111 * | TUR | 1.00 | 1 | 0.92 | 25 | 23.00 | |  Ererdem, Gani Eren | | | 1944 | TUR | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Erhan, Ersin | | | 1975 | TUR | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Gazioglu, Halit | | | 2055 | TUR | 0.00 | 1 | -0.12 | 25 | -3.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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