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Individual Calculations September 2018 |
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| Hemati, Alireza Total change: -22.40 | |   |
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| Iran Boys Student elementary school Chess Championship 1397 | Ramsar | IRI | 2018-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1290 | 1204 | 1.00 | 4 | -0.56 | 40 | -22.40 | |
|  Fathian, Mobin | | | 1286 | IRI | 0.00 | 1 | -0.39 | 40 | -15.60 | |  Esmaeili, Parsa | | | 1165 | IRI | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Heydari, Mohammad Matin | | | 1455 | IRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Alyani, Sani | | | 1253 | IRI | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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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