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Individual Calculations September 2011 |
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| Rostami Nejad, Sirous Total change: -7.80 | |   |
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| Iranian Chess festival (men) 2011 | Zanjan | IRI | 2011-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2043 | 1715 | 0.00 | 3 | -0.39 | 30 | -11.70 | |
|  Ghaledar, Faraz | | | 2088 | IRI | 0.00 | 1 | -0.10 | 30 | -3.00 | | | Roohparvar, A Reza | | | 2043 | IRI | 0.00 | 1 | -0.13 | 30 | -3.90 | | | Mohazzab, Sepehr | | | 1999 | IRI | 0.00 | 1 | -0.16 | 30 | -4.80 | |
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) | | | | 10 th Avicenna International open chess tournament | Hamedan | IRI | 2011-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2054 | 1715 | 0.50 | 3 | 0.13 | 30 | 3.90 | |
| | Chegini, Milad | | | 2067 | IRI | 0.00 | 1 | -0.11 | 30 | -3.30 | |  Mehrabi, Morteza | | | 1981 | IRI | 0.50 | 1 | 0.32 | 30 | 9.60 | | | Eskandary, Mahmood | | | 2115 * | IRI | 0.00 | 1 | -0.08 | 30 | -2.40 | | | * 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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