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Individual Calculations January 2023 |
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| Houshyar, Hadi Total change: -19.20 | |   |
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| Alborz Boys Championship 1401 U12 | Karaj | IRI | 2022-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1093 | 1365 | 2.00 | 3 | -0.48 | 40 | -19.20 | |
|  Keshavarzfathi, Mohammad Taha | | | 1038 | IRI | 0.00 | 1 | -0.87 | 40 | -34.80 | | | Ghasemi, Amir Mahan | | | 1096 | IRI | 1.00 | 1 | 0.17 | 40 | 6.80 | |  Yaghoubi, Amirali | | | 1146 | IRI | 1.00 | 1 | 0.22 | 40 | 8.80 | |
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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