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Individual Calculations September 2018 |
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| Aliakbar Sichani, Alireza Total change: -18.00 | |   |
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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 |
| 1615 | 1793 | 4.50 | 7 | -0.45 | 40 | -18.00 | |
|  Saedi, Pedram | | | 1393 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Salahi Moghadam, Mahdiyar | | | 1396 | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Moradi, Kaveh | | | 1772 | IRI | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Ghayourifar, Ali | | | 1625 | IRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Moosapour, Rastin | | | 1757 | IRI | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Jafari, Mohammad Yasin | | | 1674 | IRI | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Sharafi, Amir Mehrad | | | 1686 | IRI | 0.00 | 1 | -0.65 | 40 | -26.00 | | | * 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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