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Individual Calculations September 2022 |
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| Ataran, Mohammad Sadegh Total change: -7.60 | |   |
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| 5th Iranian Amateures Chess Championship 2022 | Zanjan | IRI | 2022-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1423 | 1528 | 3.50 | 6 | -0.38 | 20 | -7.60 | |
|  Karimi, Mohammad | | | 1986 | IRI | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Khelghatdoust, Amirali | | | 1215 | IRI | 0.00 | 1 | -0.86 | 20 | -17.20 | |  Sharafi, Amirhossein | | | 1228 | IRI | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Ghezelbash, Ali | | | 1313 | IRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Yousefi, Ahmadreza | | | 1425 | IRI | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Mokhtabadi, Arad | | | 1370 | IRI | 1.00 | 1 | 0.29 | 20 | 5.80 | |
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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