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Individual Calculations September 2022 |
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| Mozafari, Sonia Total change: -1.60 | |   |
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| 5th Iranian Amateures Chess Championship 2022 | Zanjan | IRI | 2022-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1524 | 1150 | 0.50 | 4 | -0.04 | 40 | -1.60 | |
|  Ravandi, Rouzbeh | | | 1825 | IRI | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Vatankhah, Hamed | | | 1484 | IRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Habibifard, Parham | | | 1471 | IRI | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Darabi, Mohammad Parsa | | | 1315 | IRI | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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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