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Individual Calculations October 2018 |
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| Koohi, Mahan Total change: -12.80 | |   |
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| Esfahan Under 12 Chess Championship 1397 | Esfahan | IRI | 2018-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1268 | 1149 | 1.50 | 5 | -0.32 | 40 | -12.80 | |
|  Salimi, Kiarash | | | 1549 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Fatehi, Amir Masoud | | | 1109 | IRI | 0.50 | 1 | -0.06 | 40 | -2.40 | |  Mohammadyansichani, Arshia | | | 1236 | IRI | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Jafari Ghourtani, Arash | | | 1165 | IRI | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Hematkar, Mohammad Kia | | | 1279 | IRI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | * 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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