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Individual Calculations January 2012 |
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| Jaferian, Koosha Total change: 130.50 | |   |
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| 1st Ghods Open Tournament | Tehran | IRI | 2011-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 1607 | 2.00 | 4 | 1.56 | 15 | 23.40 | |
|  Shahbazi, Mohammadreza | | | 1998 | IRI | 0.50 | 1 | 0.41 | 15 | 6.15 | | | Behnam, Hamdolah | | | 1970 | IRI | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Roostapisheh, Payam | | | 1935 | IRI | 0.50 | 1 | 0.37 | 15 | 5.55 | |  Ehteramian, Hossein | | | 1938 | IRI | 1.00 | 1 | 0.88 | 15 | 13.20 | |
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) | | | | Shahid Rajaei chess tournament (Open) | Qazvin | IRI | 2011-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 1638 | 4.50 | 7 | 3.19 | 15 | 47.85 | |
| | Ghaed Rahmati, Mohammad | | | 1954 | IRI | 1.00 | 1 | 0.87 | 15 | 13.05 | | | Mohammadisafyarkhan, Amir | | | 1923 | IRI | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Omidi, Arya | | | 1872 | IRI | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Khan Mohammadi, Masoud | | | 1863 | IRI | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Hashemi, Sayed Hessam | | | 1850 | IRI | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Maghsoodloo, Parham | | | 1898 | IRI | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Abbasi, Meisam | | | 1901 | IRI | 1.00 | 1 | 0.82 | 15 | 12.30 | |
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) | | | | Falakolaflak Open Chess Tournament (Lorestan) | Khoramabad | IRI | 2011-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2034 | 1638 | 2.00 | 5 | 1.59 | 15 | 23.85 | |
| | Barzigar, Behrang | | | 2038 * | IRI | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Safari Eskandari, Mojtaba | | | 2032 | IRI | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Pilvaieh, Ali | | | 2038 * | IRI | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Chegini, Milad | | | 2038 * | IRI | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Joodaki, Saeed | | | 2023 | IRI | 1.00 | 1 | 0.91 | 15 | 13.65 | | | * 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) | | | | Shahid Fahmide Open Chess Tournament 2011 | Karaj | IRI | 2011-11-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 1638 | 3.00 | 6 | 2.36 | 15 | 35.40 | |
| | Sadeghi, S | | | 2038 * | IRI | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Kolyaie, Hasan | | | 2038 * | IRI | 1.00 | 1 | 0.92 | 15 | 13.80 | | | Khorshidi, Mohammadreza | | | 2038 * | IRI | 1.00 | 1 | 0.92 | 15 | 13.80 | | | Maleki, Mojtaba | | | 1882 | IRI | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Kaffash, Milad | | | 1976 | IRI | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Abedini, Morteza | | | 2038 * | IRI | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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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