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Individual Calculations June 2022 |
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| Amir Afshari, Rayan Total change: -55.20 | |   |
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| Tehran Chess Championship U12 Boys | Tehran | IRI | 2022-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1113 | 1407 | 2.00 | 4 | -1.38 | 40 | -55.20 | |
|  Roosta, Hossein | | | 1031 | IRI | 0.50 | 1 | -0.41 | 40 | -16.40 | |  Pejhan, Arya | | | 1194 | IRI | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Akrami, Tohid | | | 1114 | IRI | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Khodabakhsh, Mohammad Mahdi | | | 1114 | IRI | 1.00 | 1 | 0.15 | 40 | 6.00 | |
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) | | |
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