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Individual Calculations September 2018 |
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| Askari, Alireza Total change: 4.40 | |   |
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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 |
| 1486 | 1236 | 1.00 | 4 | 0.11 | 40 | 4.40 | |
|  Rahmani, Pedram | | | 1636 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Heydari, Mohammad Masoud | | | 1636 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Adibikhah, Sobhan | | | 1364 | IRI | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Hasanvandi, Amirali | | | 1307 | IRI | 0.00 | 1 | -0.40 | 40 | -16.00 | | | * 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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