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Individual Calculations August 2019 |
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| Zerafat, Armin Total change: -39.60 | |   |
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| Iran Boys Student Middle School Championship-Ramsar 2019 | Tehran | IRI | 2019-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1480 | 1678 | 4.00 | 7 | -0.99 | 40 | -39.60 | |
|  Nosratizadeh, Reza | | | 1729 | IRI | 0.00 | 1 | -0.43 | 40 | -17.20 | |  Babaei Motlagh, Amir Abbas | | | 1278 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ghalenoei, Amirhossein | | | 1544 | IRI | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Sadr Molaei, Armin | | | 1278 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Khoddam, Farzam | | | 1278 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Mohammadi, Mohamad Amin | | | 1778 | IRI | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Nabavi, Seyed Mohammadmahdi | | | 1476 | IRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | * 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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