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Individual Calculations October 2017 |
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| Ahadi, Mohammad Amin Total change: 23.20 | |   |
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| Tehran Boys Under 12 Championship 2017 | Tehran | IRI | 2017-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1323 | 1113 | 2.00 | 6 | 0.58 | 40 | 23.20 | |
|  Khaneki, Amir Hossein | | | 1418 | IRI | 1.00 | 1 | 0.86 | 40 | 34.40 | |  Shabanzadeh, Mehrad | | | 1244 | IRI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Ghanbari, Mohammad Mahdi | | | 1297 | IRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Tarzali, Abtin | | | 1419 | IRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Alavi, S. Sina | | | 1252 | IRI | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Mousivand, Ali | | | 1306 | IRI | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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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