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Individual Calculations September 2018 |
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| Heydari, Mohammad Masoud Total change: -0.80 | |   |
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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 |
| 1545 | 1697 | 4.00 | 6 | -0.02 | 40 | -0.80 | |
|  Abbasnejad, Amirreza | | | 1640 | IRI | 1.00 | 1 | 0.42 | 40 | 16.80 | |  Askari, Alireza | | | 1297 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Razavi, Seyyed Amirreza | | | 1764 | IRI | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Rahmani, Pedram | | | 1735 | IRI | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Amiri, Omidreza | | | 1352 | IRI | 0.50 | 1 | -0.39 | 40 | -15.60 | | | Ghalenoei, Amirhossein | | | 1483 | IRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | * 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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