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Individual Calculations January 2018 |
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| Heidari, Amir Hosein Total change: -12.80 | |   |
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| 8th Isfahan Chess League 1396 Round 3-6 | Isfahan | IRI | 2017-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1112 | 1190 | 1.50 | 3 | -0.32 | 40 | -12.80 | |
|  Koohi, Mahan | | | 1177 | IRI | 0.50 | 1 | -0.02 | 40 | -0.80 | |  Mohammadi Khah, Reza | | | 1055 | IRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Rafienezhad, Behzad | | | 1103 | IRI | 0.00 | 1 | -0.62 | 40 | -24.80 | |
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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