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Individual Calculations January 2012 |
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| Armand, Saman Total change: -72.75 | |   |
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| 12th Sahel Cup in BandarAbbas 2011 | Bandar Abbas | IRI | 2010-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1938 | 1999 | 1.50 | 4 | -0.72 | 30 | -21.60 | |
|  Roushan Reyshah, Sarina | | | 1614 | IRI | 1.00 | 1 | 0.09 | 30 | 2.70 | | | Feyli, Sina | | | 2113 | IRI | 0.00 | 1 | -0.34 | 30 | -10.20 | |  Modarresvamegh, S Ebrahim | | | 2134 | IRI | 0.00 | 1 | -0.32 | 30 | -9.60 | | | Aarefazad, Gholamhossein | | | 1889 | IRI | 0.50 | 1 | -0.15 | 30 | -4.50 | |
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) | | | | 10th Iranian Men Super Leage Chess Team Tournament 1390 (Andishmandan Cup) | Various City in Iran | IRI | 2011-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2185 | 1947 | 1.00 | 5 | -0.10 | 30 | -3.00 | |
| | Ahmadinia, E | f | | 2347 * | IRI | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Nasri, Amin | | | 2275 | IRI | 0.00 | 1 | -0.13 | 30 | -3.90 | | | Abedi, Amin | | | 2016 | IRI | 0.00 | 1 | -0.40 | 30 | -12.00 | | | Shahibzadegan, Ali | | | 2147 | IRI | 0.00 | 1 | -0.24 | 30 | -7.20 | | | Kheiri, A R | | | 2140 | IRI | 1.00 | 1 | 0.75 | 30 | 22.50 | | | * 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) | | | | Pars cup Open chess rated tournament 2011 | Shiraz | IRI | 2011-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 1947 | 0.00 | 3 | -1.41 | 30 | -42.30 | |
| | Mari Ooriad, Pouya | | | 2263 | IRI | 0.00 | 1 | -0.13 | 30 | -3.90 | | | Mehrabi, Morteza | | | 1969 | IRI | 0.00 | 1 | -0.47 | 30 | -14.10 | | | Khodadadi, Kamran | | | 1699 | IRI | 0.00 | 1 | -0.81 | 30 | -24.30 | |
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) | | | NOTE: K factor changed | | Bousher Open Chess rated tournament 2011 | Bousher | IRI | 2011-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2197 | 1947 | 0.00 | 2 | -0.39 | 15 | -5.85 | |
| | Barzigar, Behrang | | | 2172 | IRI | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Khalesi, Vahid | | | 2222 | IRI | 0.00 | 1 | -0.17 | 15 | -2.55 | |
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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