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Individual Calculations July 2010 |
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| Khorsandi, Arian Total change: -1.20 | |   |
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| Iranian Youth Chess Championships 2010 Boys U 12 | Qazvin | IRI | 2010-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1883 | 1.50 | 4 | -0.08 | 15 | -1.20 | |
|  Mousavi, Seyed Khalil | | | 2092 | IRI | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Ekhlasmand, Armin | | | 1779 | IRI | 0.00 | 1 | -0.64 | 15 | -9.60 | |  Khodashenas, Mersad | | | 2015 | IRI | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Asgharzadeh, Mohammad Reza | | | 1963 | IRI | 1.00 | 1 | 0.61 | 15 | 9.15 | |
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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