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Individual Calculations July 2021 |
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| Kocyigit, Buse Naz Total change: -60.20 | |   |
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| 50th Anniversary of Mariupol Chess Club open | Mariupol, Donetsk region | UKR | 2021-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2032 | 2113 | 0.50 | 3 | -1.28 | 20 | -25.60 | |
|  Polyakov, Maxim | m | | 2375 | UKR | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Shakhaylo, Dmitriy | | | 1772 | UKR | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Bagiryan, Vigen | | | 1948 | UKR | 0.00 | 1 | -0.72 | 20 | -14.40 | |
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) | | | | 2021 Arzum Turkey Women Chess Championship | Corum | TUR | 2021-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1759 | 2113 | 4.50 | 7 | -1.73 | 20 | -34.60 | |
| | Akti, Ezgi | | | 1754 | TUR | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Akat, Elifnaz | | | 1713 * | TUR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Incecik , Seyma Zeynep | | | 1762 | TUR | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Yildiz, Elif Zeren | | wc | 1713 * | TUR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Demirtas, Hafize | | | 1783 | TUR | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Duru, Ipek | | wc | 1713 * | TUR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gundogan, Sinem Cagla | | wf | 1875 | TUR | 1.00 | 1 | 0.20 | 20 | 4.00 | | | * 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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