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Individual Calculations June 2022 |
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| Roosta, Hossein Total change: 69.20 | |   |
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| Tehran Chess Championship U12 Boys | Tehran | IRI | 2022-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1364 | 1031 | 2.50 | 5 | 1.73 | 40 | 69.20 | |
|  Amir Afshari, Rayan | | | 1407 | IRI | 0.50 | 1 | 0.41 | 40 | 16.40 | |  Noori, Ilia | | | 1285 | IRI | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Memari, Erfan | | | 1361 | IRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Mahdizadeh, Sadra | | | 1626 | IRI | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Beheshti, Ali | | | 1140 | IRI | 0.50 | 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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