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Individual Calculations June 2015 |
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| Jahanbakhshi, Arman Total change: 2.20 | |   |
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| Khuzestan First League (2014) | Various city in Khuzestan pr. | IRI | 2014-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1848 | 1883 | 0.00 | 1 | -0.55 | 20 | -11.00 | |
|  Dinarvand, Jahangir | | | 1848 | IRI | 0.00 | 1 | -0.55 | 20 | -11.00 | |
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) | | | | Islamic Azad University Chess Championship 2015 | Tehran | IRI | 2015-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 1866 | 2.00 | 4 | 0.66 | 20 | 13.20 | |
| | Khamisi, S Jafar | | | 2153 | IRI | 0.50 | 1 | 0.34 | 20 | 6.80 | |  Yarahmadi, Ali | | | 1896 | IRI | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Doroodian, Mahyar | | | 1856 | IRI | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Ghaledar, Faraz | | | 2095 | IRI | 0.50 | 1 | 0.29 | 20 | 5.80 | |
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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