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Individual Calculations September 2018 |
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| Nikeghbal, Erfan Total change: 18.80 | |   |
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| Tehran Under 16 Boys Championship 1397 | Tehran | IRI | 2018-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1474 | 1151 | 1.00 | 4 | 0.47 | 40 | 18.80 | |
|  Khanalizadeh, Abolfazl | | | 1551 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Mashhadiali Shirazi, Mohammad Ha | | | 1433 | IRI | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Sadri Alamdari, Farzam | | | 1509 | IRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Abdollahi, Hossein | | | 1403 | IRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | * 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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