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Individual Calculations October 2015 |
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| Ryahi, Naser Total change: 1.20 | |   |
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| 12th Avicenna International Open Chess Tournament (2015) | Hamedan | IRI | 2015-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 2185 | 7.50 | 11 | 0.27 | 20 | 5.40 | |
|  Pakkhou, Hamid | | | 1785 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Borji, Hossein | | | 1791 | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kalantari, Sedigheh | | wf | 1959 | IRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Mousavi, Seyed Khalil | f | | 2427 | IRI | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Sadeh, Shahin | f | | 2273 | IRI | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Abedi, Shahin | | | 1979 | IRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Kotanjian, Tigran | g | | 2495 | ARM | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Vahdati, Tayeb | | | 1898 | IRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Korevand, Sina | | | 1994 | IRI | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Talebi, Masoud | | | 1941 | IRI | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Mahdavi, Hassan | | | 2013 | IRI | 1.00 | 1 | 0.27 | 20 | 5.40 | | | * 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) | | | | 14th Iranian Super League (Men - 1st Season) 2015 5-8 | Tehran | IRI | 2015-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2293 | 2185 | 0.50 | 2 | -0.21 | 20 | -4.20 | |
| | Fendereski, Nima | | | 2242 | IRI | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Khodashenas, Mersad | | | 2343 | IRI | 0.00 | 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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