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Individual Calculations September 2018 |
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| Soufi, Amir Hossein Total change: -1.20 | |   |
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| Tehran Under 10 Boys Championship 1397 | Tehran | IRI | 2018-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1152 | 1058 | 1.50 | 4 | -0.03 | 40 | -1.20 | |
|  Ahmadi, Farazman | | | 1151 | IRI | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Khodaverdi, Artin | | | 1010 | IRI | 1.00 | 1 | 0.43 | 40 | 17.20 | |  Sadrazamy, Farbod | | | 1116 | IRI | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Agharafiei, Arshiya | | | 1331 | IRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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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