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Individual Calculations October 2017 |
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| Rostami, Mardin Total change: 37.60 | |   |
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| Iranian Boys Under 12 Championship 1396 | Shahreza | IRI | 2017-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1440 | 1404 | 4.50 | 8 | 0.94 | 40 | 37.60 | |
|  Rezaei, Yasin | | | 1004 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Parsaee, Amir Reza | | | 1667 | IRI | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Ghanbaralifarzad, Mohammad Hosei | | | 1676 | IRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Hosseini, Morteza | | | 1642 | IRI | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Salehi Shahrbabaki, Ali | | | 1565 | IRI | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Dehghan, Mohammad Yasin | | | 1555 | IRI | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Hesami, M.hosein | | | 1122 | IRI | 0.00 | 1 | -0.84 | 40 | -33.60 | | | Kachouei, Shahbod | | | 1287 | IRI | 1.00 | 1 | 0.34 | 40 | 13.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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