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Individual Calculations September 2022 |
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| Motaajjeb, Siavash Total change: 22.40 | |   |
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| Iran Boys Student School Championship-Shahr-e kord 2022 | Shahre kord | IRI | 2022-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1383 | 1151 | 1.50 | 4 | 0.56 | 40 | 22.40 | |
|  Khodaveisi, Roham | | | 1186 | IRI | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Bojand, Mohamad Sadegh | | | 1314 | IRI | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Ghorbani, Mohammad Mehdi | | | 1523 | IRI | 1.00 | 1 | 0.90 | 40 | 36.00 | |  Reisi, Abolfazl | | | 1508 | IRI | 0.00 | 1 | -0.11 | 40 | -4.40 | |
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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