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Individual Calculations September 2009 |
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| Ryahi, Naser Total change: -15.45 | |   |
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| 8th International Ebne Sina Open Chess Tournament | Hamedan | IRI | 2009-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2097 | 2261 | 6.00 | 10 | -1.03 | 15 | -15.45 | |
|  Valadi, Mohammadreza | | | 1918 | IRI | 1.00 | 1 | 0.12 | 15 | 1.80 | |  Khaje Hesamedini, Ali | | | 2149 | IRI | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Dehghan, Mohammad | | | 2029 | IRI | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Mohazzab, Sepehr | | | 1998 | IRI | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Asadi, Sadegh | | | 2066 | IRI | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Manochehri, Hamed | | | 2114 | IRI | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Eskandary, Mahmood | | | 2151 | IRI | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Hosseinzadeh, Nima | | | 2203 | IRI | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Shakiba, Behrooz | | | 2004 | IRI | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Noroozi, Omid | | | 2339 | IRI | 0.00 | 1 | -0.39 | 15 | -5.85 | |
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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