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Individual Calculations October 2017 |
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| Ahadi, Mohammad Erfan Total change: 6.00 | |   |
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| Tehran Boys Under 14 Championship 2017 | Tehran | IRI | 2017-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1542 | 1670 | 6.00 | 9 | 0.15 | 40 | 6.00 | |
|  Safaei Fakhr, Alireza | | | 1270 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Makani, M.amin | | | 1325 | IRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Ahmadi, Saman | | | 1433 | IRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Derakhshan, Alireza | | | 1756 | IRI | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Davoodabadi Farahani, Mohamad | | | 1708 | IRI | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Hashemi Bakhtiar, Adel | | | 1397 | IRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Sharafi, Amir Mehrad | | | 1522 | IRI | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Valizade, Amin | | | 1487 | IRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Daneshvar, Bardiya | | | 1979 | IRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | * 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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