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Individual Calculations November 2018 |
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| Heidarzadeh, Arsha Total change: -59.20 | |   |
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| Iran Boys U12 Chess Championship 2018 | Gilan | IRI | 2018-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1537 | 1784 | 5.50 | 9 | -1.48 | 40 | -59.20 | |
|  Jalili, Arya | | | 1384 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Hesami, M.hosein | | | 1445 | IRI | 0.00 | 1 | -0.88 | 40 | -35.20 | | | Vahabzadeh, Rouzbeh | | | 1384 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rafigh, Shervin | | | 1413 | IRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Khanipour, Abolfazl | | | 1499 | IRI | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Karimpour Talebi, Arman | | | 1499 | IRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Taslimi, Borsa | | | 2022 | IRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Kalvandi, Mohammad Naeim | | | 1505 | IRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Ahmadi, Erfan | | | 1680 | IRI | 0.00 | 1 | -0.64 | 40 | -25.60 | | | * 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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