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Individual Calculations October 2017 |
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| Alavi, S. Sina Total change: -31.60 | |   |
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| Tehran Boys Under 12 Championship 2017 | Tehran | IRI | 2017-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1362 | 1252 | 0.00 | 2 | -0.79 | 40 | -31.60 | |
|  Noorbakhsh Zadeh, Arshia | | | 1610 | IRI | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Ahadi, Mohammad Amin | | | 1113 | IRI | 0.00 | 1 | -0.69 | 40 | -27.60 | |
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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