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Individual Calculations September 2018 |
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| Jamah, Mobin Total change: -31.20 | |   |
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| Iran Boys Student Middle school Chess Championship 1397 | Zanjan | IRI | 2018-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 1436 | 0.50 | 6 | -0.78 | 40 | -31.20 | |
|  Saberi, Mahan | f | | 1836 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Eslami Niya, Seyed Mahdi | | | 1488 | IRI | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Toufani, Kourosh | | | 1836 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Orous Khani, Kourosh | | | 1577 | IRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Motavas, Pouya | | | 1589 | IRI | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Ahmadi , Ali | | | 1836 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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