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Individual Calculations May 2023 |
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| Sahin, Zeynep Duru Total change: -4.40 | |   |
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| Lutfi Yilmaz 4th Memorial Chess Tournament | Istanbul | TUR | 2023-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1290 | 1386 | 3.50 | 6 | -0.20 | 40 | -8.00 | |
|  Atakan, Kazim | | | 1081 | TUR | 1.00 | 1 | 0.14 | 40 | 5.60 | |  Bagci, Hikmet | | | 1550 | TUR | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Polat, Kaan Tugberk | | | 1177 | TUR | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Isik, Tuna | | | 1507 | TUR | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Izan, Idil | | | 1149 | TUR | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Yaprak, Umut | | | 1275 | TUR | 1.00 | 1 | 0.35 | 40 | 14.00 | |
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) | | | | 2023 Turkish Cadet Team Chess Championship - Girls | Izmir - Cesme | TUR | 2023-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1326 | 1386 | 3.00 | 5 | 0.09 | 40 | 3.60 | |
| | Sahin, Maya | | | 1289 | TUR | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Aslan, Ela | | | 1432 | TUR | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Zeybek, Kayla Nil | | | 1388 | TUR | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Abak, Tuana | | | 1316 | TUR | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Tumer, Eylul | | | 1205 | TUR | 1.00 | 1 | 0.26 | 40 | 10.40 | |
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) | | |
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